{"title":"Probes \u0026 Sensors","description":"\u003ch2\u003eExtend the Life of Every Bluelab Instrument\u003c\/h2\u003e\n\u003cp\u003eProbes are consumable by design, since the glass, electrolyte, and junction degrade with every reading. Bluelab builds its meters and controllers around replaceable sensors, so growers maintain accuracy for years instead of discarding hardware. Beyond probes, sensor accessories and relays expand what a single controller can see and switch.\u003c\/p\u003e\n\u003ch3\u003ePrecision Sensing for Every Growing Medium\u003c\/h3\u003e\n\u003cp\u003eDifferent growing environments demand different sensors. Bluelab engineers each probe for its specific medium and mounting condition.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDirect Root-Zone pH\u003c\/strong\u003e: The \u003ca href=\"\/products\/bluelab-soil-ph-probe-soil-substrate-solution\" title=\"Bluelab soil pH probe with spear tip\" alt=\"Bluelab soil pH probe\"\u003eBluelab Soil pH Probe\u003c\/a\u003e pushes its reinforced spear tip straight into soil or substrate. Coco and soil growers read pH where the roots actually feed, without mixing a slurry.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature-Corrected Dosing\u003c\/strong\u003e: The \u003ca href=\"\/products\/bluelab-temperature-probe-no-calibration-35mm\" title=\"Bluelab temperature probe for pH and Pro Controllers\" alt=\"Bluelab temperature probe\"\u003eBluelab Temperature Probe\u003c\/a\u003e needs no calibration and feeds live solution temperature to pH and Pro Controllers, so dosing decisions account for how temperature shifts readings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProtected Probe Housing\u003c\/strong\u003e: The \u003ca href=\"\/products\/bluelab-sample-pot-kit-fittings-calibration-solutions\" title=\"Bluelab Sample Pot Kit with fittings\" alt=\"Bluelab sample pot kit\"\u003eSample Pot Kit\u003c\/a\u003e shelters pH and EC probes outside the reservoir. It shields them from damage and makes cleaning and calibration a two-minute job instead of a chore.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eChoosing the Right Probe and Accessory\u003c\/h3\u003e\n\u003cp\u003eMatch each replacement to your instrument's connector, your reservoir layout, and how much automation you run.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote Reservoirs and Awkward Layouts\u003c\/strong\u003e: The \u003ca href=\"\/products\/bluelab-ph-probe-5m-16ft-extended-cable-bnc\" title=\"Bluelab pH probe with 5m extended cable\" alt=\"Bluelab pH probe 5m\"\u003eBluelab pH Probe with 5m cable\u003c\/a\u003e reaches tanks positioned far from the meter or controller. Routing stays tidy, and growers don't need extension cables that invite signal problems.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCommercial Automation\u003c\/strong\u003e: The \u003ca href=\"\/products\/bluelab-power-relay-r4-110v-type-a\" title=\"Bluelab Power Relay R4 110V four-output relay\" alt=\"Bluelab Power Relay R4\"\u003eBluelab Power Relay R4\u003c\/a\u003e gives an IntelliDose or Pro Controller four independent mains outputs. The controller can then switch irrigation pumps, heaters, fans, and CO2 injectors on its own schedules.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStore Probes Properly\u003c\/strong\u003e: A new probe fails early if it dries out. Keep every pH probe tip capped in \u003ca href=\"\/products\/bluelab-kcl-storage-solution-keep-probes-hydrated\" title=\"Bluelab pH probe KCl storage solution\" alt=\"Bluelab KCl storage solution\"\u003eBluelab KCl Storage Solution\u003c\/a\u003e between uses to protect the investment from day one.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNeed substrate moisture and EC sensors for sensor-driven irrigation? Browse \u003ca href=\"\/collections\/irrigation-control\" title=\"Irrigation control systems and substrate sensors\" alt=\"Irrigation control\"\u003eIrrigation Control\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eGetting Maximum Service Life From Every Probe\u003c\/h3\u003e\n\u003cp\u003eProbe lifespan depends far more on handling than on hours of use.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNever Let the Tip Dry Out\u003c\/strong\u003e: Return the probe to its KCl-filled cap immediately after each reading. Never store a pH probe in RO or distilled water, which draws electrolyte out of the junction.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eClean Before You Calibrate\u003c\/strong\u003e: Nutrient residue and biofilm coat the sensing surface and slow its response. Clean the probe gently, rinse it, and then run a 2-point pH calibration.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReplace on Evidence, Not the Calendar\u003c\/strong\u003e: Swap a pH probe when calibration fails, readings drift within minutes, or response times stretch past a minute. Probe health indicators on meters like the OnePen flag this early.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eFresh probes, proper storage, and disciplined cleaning keep pH and EC data accurate, and that accuracy drives every nutrient decision in the grow. To turn trustworthy readings into better feeding, read \u003ca href=\"\/blogs\/Articles\/cannabis-nutrients-101-what-you-need-to-know\" title=\"Cannabis Nutrients 101 guide\" alt=\"Cannabis nutrients 101 article\"\u003eCannabis Nutrients 101: What You Need to Know\u003c\/a\u003e.\u003c\/p\u003e\n\n\u003cstyle\u003e\n  .faq-container { text-align: left; }\n  .faq-item { margin-bottom: 1rem; }\n  .faq-question { font-weight: bold; margin-bottom: 0.25rem; }\n  .faq-answer { margin-left: 0; }\n\u003c\/style\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/FAQPage\" itemscope=\"\" class=\"faq-container\"\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Question\" itemprop=\"mainEntity\" itemscope=\"\" class=\"faq-item\"\u003e\n\u003cdiv itemprop=\"name\" class=\"faq-question\"\u003eHow long does a Bluelab pH probe last?\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Answer\" itemprop=\"acceptedAnswer\" itemscope=\"\" class=\"faq-answer\"\u003e\n\u003cdiv itemprop=\"text\"\u003eLifespan depends mostly on care. A probe that stays hydrated in KCl storage solution, gets cleaned regularly, and is calibrated on schedule lasts far longer than one left dry or coated in nutrient residue. Replace it when calibration fails or readings drift noticeably within minutes.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Question\" itemprop=\"mainEntity\" itemscope=\"\" class=\"faq-item\"\u003e\n\u003cdiv itemprop=\"name\" class=\"faq-question\"\u003eWhich Bluelab devices accept the standard BNC pH probe?\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Answer\" itemprop=\"acceptedAnswer\" itemscope=\"\" class=\"faq-answer\"\u003e\n\u003cdiv itemprop=\"text\"\u003eThe standard 2m and 5m pH probes fit any Bluelab handheld meter, monitor, or controller with a BNC connection, including the Combo Meter, Guardian Monitor Wi-Fi, pH Controller, and Pro Controller. Pen meters such as the OnePen use their own dedicated replacement probes instead.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Question\" itemprop=\"mainEntity\" itemscope=\"\" class=\"faq-item\"\u003e\n\u003cdiv itemprop=\"name\" class=\"faq-question\"\u003eCan I use a regular pH probe in soil or coco?\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Answer\" itemprop=\"acceptedAnswer\" itemscope=\"\" class=\"faq-answer\"\u003e\n\u003cdiv itemprop=\"text\"\u003ePushing a standard solution probe into growing media risks breaking the glass bulb and produces slow, unreliable readings. The Bluelab Soil pH Probe uses a reinforced spear tip built for direct insertion into soil and substrate, and it still reads nutrient solution accurately.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Question\" itemprop=\"mainEntity\" itemscope=\"\" class=\"faq-item\"\u003e\n\u003cdiv itemprop=\"name\" class=\"faq-question\"\u003eAre controller EC probes interchangeable?\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Answer\" itemprop=\"acceptedAnswer\" itemscope=\"\" class=\"faq-answer\"\u003e\n\u003cdiv itemprop=\"text\"\u003eNo. The Pro Controller Conductivity Probe is built only for the Pro Controller, and the Intelligent EC Probe with 5m cable is built only for the IntelliDose Controller. Match the replacement to your specific controller to keep dosing accurate.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Question\" itemprop=\"mainEntity\" itemscope=\"\" class=\"faq-item\"\u003e\n\u003cdiv itemprop=\"name\" class=\"faq-question\"\u003eDoes the Bluelab Temperature Probe need calibration?\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Answer\" itemprop=\"acceptedAnswer\" itemscope=\"\" class=\"faq-answer\"\u003e\n\u003cdiv itemprop=\"text\"\u003eNo. The stainless steel Temperature Probe reads accurately as soon as it connects. It plugs into Bluelab pH Controllers and Pro Controllers through a 3.5mm connector and stays submerged in the reservoir on a 2-metre cable.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Question\" itemprop=\"mainEntity\" itemscope=\"\" class=\"faq-item\"\u003e\n\u003cdiv itemprop=\"name\" class=\"faq-question\"\u003eWhat does the Power Relay R4 do?\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Answer\" itemprop=\"acceptedAnswer\" itemscope=\"\" class=\"faq-answer\"\u003e\n\u003cdiv itemprop=\"text\"\u003eThe Power Relay R4 adds four independently controlled mains power outputs to a Bluelab IntelliDose or Pro Controller Wi-Fi. The controller can then switch irrigation pumps, heaters, fans, lights, and CO2 injectors, turning a dosing controller into a broader grow room automation hub.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Question\" itemprop=\"mainEntity\" itemscope=\"\" class=\"faq-item\"\u003e\n\u003cdiv itemprop=\"name\" class=\"faq-question\"\u003eWhen should I use a Sample Pot or Sample Tube instead of placing probes in the reservoir?\u003c\/div\u003e\n\u003cdiv itemtype=\"https:\/\/schema.org\/Answer\" itemprop=\"acceptedAnswer\" itemscope=\"\" class=\"faq-answer\"\u003e\n\u003cdiv itemprop=\"text\"\u003eUse them when probes are hard to reach or prone to damage inside the tank. The Sample Pot houses pH and EC probes in a protected chamber, and the Sample Tube routes solution from reservoirs up to 2 metres away. Both make cleaning and calibration faster, and shut-off valves let growers remove probes without draining the system.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","products":[{"product_id":"bluelab-onepen-replacement-probe-extend-pen-life","title":"Bluelab OnePen Replacement Probe","description":"\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch2\u003eBluelab OnePen Replacement Probe\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cp\u003eA worn probe shouldn't mean replacing your entire \u003ca href=\"\/products\/bluelab-onepen-ph-ec-temp-meter-bluetooth-connected\"\u003eBluelab OnePen\u003c\/a\u003e. The Bluelab OnePen Replacement Probe restores accurate pH, conductivity (EC), and temperature readings to a meter showing signs of wear, extending the life of your device without the cost of buying a new pen.\u003c\/p\u003e\n\u003cp\u003eBuilt with the same double-junction pH probe and titanium EC electrodes as the original, this replacement delivers precise readings with straightforward calibration using \u003ca href=\"\/products\/bluelab-ph-7-buffer-neutral-point-calibration\"\u003epH 7.0\u003c\/a\u003e and \u003ca href=\"\/products\/bluelab-ph-40-buffer-low-range-calibration\"\u003epH 4.0\u003c\/a\u003e buffer solutions. It's quick and simple to install, minimizing downtime so you're back to monitoring your plants in minutes rather than waiting on a full device replacement.\u003c\/p\u003e\n\u003cp\u003eMade from high-quality materials and rated IP68 for dust and water resistance, the replacement probe is built to hold up in tough growing environments. It's a cost-effective, sustainable way to keep your equipment performing at its best; remember to use \u003ca href=\"\/products\/bluelab-kcl-storage-solution-keep-probes-hydrated\"\u003eKCl storage solution\u003c\/a\u003e to maintain the sensitivity and longevity of the new sensors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cstyle\u003e\n  .features-grid-container{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;padding:2rem 0;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;margin:0 auto;max-width:1240px;}\n  .feature-card{background-color:transparent;padding:1.5rem;border-radius:8px;text-align:center;flex:0 1 240px;box-sizing:border-box;}\n\u003c\/style\u003e\n\u003cdiv class=\"features-grid-container\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔄\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eExtends OnePen Life\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eMinimizes the need for full device replacements down the road.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e⚡\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eQuick, Simple Replacement\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eReduces downtime and keeps your \u003ca href=\"\/products\/bluelab-onepen-ph-ec-temp-meter-bluetooth-connected\"\u003eOnePen\u003c\/a\u003e functioning optimally.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔬\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eDouble-Junction \u0026amp; Titanium Build\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eDurable pH probe and titanium EC electrodes built to last.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🎯\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003ePrecise Multi-Parameter Readings\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eAccurate pH, EC, and temperature data with easy calibration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e💧\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eIP68 Waterproof \u0026amp; Dustproof\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eCertified sealed rating for tough growing environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e♻️\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eCost-Effective Maintenance\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eA sustainable way to keep your handheld meter performing at its best.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cdiv class=\"faq-container\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat does the OnePen Replacement Probe include?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eIt's a full pH, conductivity (EC), and temperature probe assembly built with a double-junction pH probe and titanium EC electrodes, matching the original \u003ca href=\"\/products\/bluelab-onepen-ph-ec-temp-meter-bluetooth-connected\"\u003eOnePen\u003c\/a\u003e probe.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow do I know when it's time to replace my probe?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eSigns of wear and tear, or readings that seem less accurate than they used to be, are good indicators it's time for a fresh probe.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eIs this probe compatible with other Bluelab pens?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eNo. While the \u003ca href=\"\/products\/bluelab-ph-pen-compact-ph-temp-reader-floats\"\u003eBluelab pH Pen\u003c\/a\u003e is a standalone unit, this probe is designed specifically as a replacement for the \u003ca href=\"\/products\/bluelab-onepen-ph-ec-temp-meter-bluetooth-connected\"\u003eBluelab OnePen\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eIs the replacement probe difficult to install?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eNo. It's designed to be quick and simple to swap in, minimizing downtime so you can get back to monitoring your plants.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eIs the replacement probe waterproof?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eYes. It's IP68-certified for dust and water resistance, suited to demanding grow room and reservoir conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":52473767428312,"sku":"PROBONE","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/BLuelab_OnePen_Replacement_Probe_1.png?v=1789660539"},{"product_id":"bluelab-ph-probe-double-junction-bnc-connector","title":"Bluelab pH Probe - 2m \/ 6.6ft Cable","description":"\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch2\u003eBluelab pH Probe - 2m \/ 6.6ft Cable\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cp\u003eA failing pH probe can throw off readings on an otherwise reliable meter, and not every replacement is built to the same standard as the original. The Bluelab pH Probe solves this with dependable double-junction technology in a standard BNC-connector design, compatible with any \u003ca href=\"\/products\/bluelab-combo-meter-replaceable-ph-ec-probes-portable\"\u003eBluelab handheld meter\u003c\/a\u003e, \u003ca href=\"\/products\/bluelab-guardian-monitor-wifi-alarms-edenic-app-alerts\"\u003emonitor\u003c\/a\u003e, or \u003ca href=\"\/products\/bluelab-ph-controller-wifi-auto-dose-ph\"\u003econtroller\u003c\/a\u003e that uses a BNC connection.\u003c\/p\u003e\n\u003cp\u003eA durable polycarbonate body and fully waterproof construction hold up to daily use in solution, while a 2-metre (6.6ft) cable gives you reach into reservoirs and tanks that sit away from your meter. Device resolution of 0.1 or 0.01 pH, depending on your paired meter, keeps readings precise across Bluelab's handheld and monitoring lineup.\u003c\/p\u003e\n\u003cp\u003eA \u003ca href=\"\/products\/bluelab-kcl-storage-solution-keep-probes-hydrated\"\u003eKCl-filled storage cap\u003c\/a\u003e keeps the probe hydrated between uses, and an included probe holder with suction cup gives you a stable mounting point in reservoirs and tanks — making this probe a straightforward, dependable replacement for solution-based pH monitoring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cstyle\u003e\n  .features-grid-container{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;padding:2rem 0;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;margin:0 auto;max-width:1240px;}\n  .feature-card{background-color:transparent;padding:1.5rem;border-radius:8px;text-align:center;flex:0 1 240px;box-sizing:border-box;}\n\u003c\/style\u003e\n\u003cdiv class=\"features-grid-container\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔬\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eDouble-Junction Design\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eDelivers consistent, reliable pH measurements in solution.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔌\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eStandard BNC Connector\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eCompatible with any Bluelab meter, monitor, or controller using BNC.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e📏\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003e2m \/ 6.6ft Cable\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eReach measurements in reservoirs; for larger setups, a \u003ca href=\"\/products\/bluelab-ph-probe-5m-16ft-extended-cable-bnc\"\u003e5m cable version\u003c\/a\u003e is also available.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🛡️\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eDurable Polycarbonate Body\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eFully waterproof construction built for daily grow room use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e💧\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eKCl-Filled Storage Cap\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eKeeps the probe hydrated and ready between uses.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🪝\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eProbe Holder with Suction Cup\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eIncluded holder gives you a stable mounting point in any reservoir.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eBluelab pH Probe\u003c\/li\u003e\n\u003cli\u003eBluelab pH Probe Holder with Suction Cup\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/bluelab-kcl-storage-solution-keep-probes-hydrated\"\u003eKCl-Filled Storage Cap\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 style=\"margin-bottom: 0;\"\u003eSpecifications\u003c\/h4\u003e\n\u003cstyle\u003e.styled-spec-container{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #eee;border-radius:8px;margin-bottom:1em;}.styled-spec-table{width:100%;border-collapse:collapse;}.styled-spec-table thead{background-color:#f8f8f8;}.styled-spec-table th,.styled-spec-table td{padding:12px 15px;text-align:left;vertical-align:top;}.styled-spec-table th{font-weight:bold;color:#333;border-bottom:2px solid #ccc;}.styled-spec-table td{border-bottom:1px solid #eee;}.styled-spec-table tbody td:first-child{font-weight:500;color:#444;}.styled-spec-table tbody tr:last-child td{border-bottom:none;}\u003c\/style\u003e\n\u003cdiv class=\"styled-spec-container\"\u003e\n\u003ctable class=\"styled-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003epH Range\u003c\/td\u003e\n\u003ctd\u003e0.0–14.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Resolution\u003c\/td\u003e\n\u003ctd\u003e0.1 and 0.01 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Environment\u003c\/td\u003e\n\u003ctd\u003eNutrient solution, 0.2 EC and above; 32–140°F (0–60°C) — do not use or store outside this range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch4\u003eSupport \u0026amp; Manuals\u003c\/h4\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 15px;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Bluelab_pH_Probe_Manual.pdf?v=1789660660\" rel=\"noopener noreferrer\" style=\"display: inline-flex; align-items: center; background-color: #f7f7f7; border: 1px solid #ddd; border-radius: 8px; padding: 12px 18px; text-decoration: none; color: #333; transition: background-color 0.3s ease, box-shadow 0.3s ease;\" target=\"_blank\"\u003e \u003cspan style=\"font-size: 1.5em; margin-right: 12px;\"\u003e📄\u003c\/span\u003e \u003cspan style=\"font-weight: bold;\"\u003epH Probe Manual\u003c\/span\u003e \u003c\/a\u003e\u003c\/div\u003e\n\u003ch4\u003eWarranty\u003c\/h4\u003e\n\u003cp\u003eThe Bluelab pH Probe is covered by a 6-month limited warranty.\u003c\/p\u003e\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cdiv class=\"faq-container\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhich Bluelab devices is this probe compatible with?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eIt works with any \u003ca href=\"\/products\/bluelab-combo-meter-replaceable-ph-ec-probes-portable\"\u003eBluelab handheld meter\u003c\/a\u003e, \u003ca href=\"\/products\/bluelab-guardian-monitor-wifi-alarms-edenic-app-alerts\"\u003emonitor\u003c\/a\u003e, or \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003econtroller\u003c\/a\u003e that uses a standard BNC connection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eIs this probe suitable for soil or substrate use?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eNo, it's designed for solution measurement. For direct substrate testing, look at Bluelab's dedicated \u003ca href=\"\/products\/bluelab-soil-ph-probe-soil-substrate-solution\"\u003eSoil pH Probe\u003c\/a\u003e instead.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow long is the probe cable?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe cable measures 2 metres (6.6ft), giving you reach into reservoirs and tanks that sit away from your meter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat's included with the probe?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eIt comes with a probe holder with suction cup for stable mounting, plus a KCl-filled storage cap to keep the probe hydrated between uses.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eIs the Bluelab pH Probe waterproof?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eYes. Its polycarbonate body is fully waterproof, built to handle daily reservoir and grow room use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":52482761392344,"sku":"PROBPH","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/BLuelab_pH_Replacement_Probe_1.png?v=1789660754"},{"product_id":"bluelab-ph-probe-5m-16ft-extended-cable-bnc","title":"Bluelab pH Probe - 5m \/ 16ft Cable","description":"\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\u003ch2\u003eBluelab pH Probe - 5m \/ 16ft Cable\u003c\/h2\u003e\u003cdiv\u003e\n\u003cp\u003eA standard 2-metre probe cable falls short when your meter sits far from the reservoir, forcing awkward routing or a shorter reach than your setup needs. The Bluelab pH Probe 5M solves this with the same dependable double-junction technology as the \u003ca href=\"\/products\/bluelab-ph-probe-double-junction-bnc-connector\"\u003estandard 2m pH probe\u003c\/a\u003e, extended with a 5-metre (16ft) cable for hard-to-reach locations and cleaner cable routing.\u003c\/p\u003e\n\u003cp\u003eA standard BNC connector makes it compatible with any Bluelab \u003ca href=\"\/products\/bluelab-combo-meter-replaceable-ph-ec-probes-portable\"\u003ehandheld meter\u003c\/a\u003e, \u003ca href=\"\/products\/bluelab-guardian-monitor-wifi-alarms-edenic-app-alerts\"\u003emonitor\u003c\/a\u003e, or \u003ca href=\"\/products\/bluelab-ph-controller-wifi-auto-dose-ph\"\u003epH controller\u003c\/a\u003e that uses a BNC connection, while a durable polycarbonate body and fully waterproof construction hold up to daily use in solution. Device resolution of 0.1 or 0.01 pH, depending on your paired meter, keeps readings precise.\u003c\/p\u003e\n\u003cp\u003eA cap filled with \u003ca href=\"\/products\/bluelab-kcl-storage-solution-keep-probes-hydrated\"\u003eKCl storage solution\u003c\/a\u003e keeps the probe hydrated between uses, and an included probe holder with suction cup gives you a stable mounting point in reservoirs and tanks — making this the right choice whenever your setup calls for extra reach.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch4\u003eFeatures\u003c\/h4\u003e\u003cstyle\u003e.features-grid-container{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;padding:2rem 0;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;margin:0 auto;max-width:1240px;}.feature-card{background-color:transparent;padding:1.5rem;border-radius:8px;text-align:center;flex:0 1 240px;box-sizing:border-box;}\u003c\/style\u003e\u003cdiv class=\"features-grid-container\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e📏\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003e5m \/ 16ft Extended Cable\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eReaches hard-to-access locations with cleaner cable routing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔬\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eDouble-Junction Design\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eDelivers consistent, reliable pH measurements in solution.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔌\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eStandard BNC Connector\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eCompatible with any Bluelab meter, monitor, or controller using BNC.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🛡️\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eDurable Polycarbonate Body\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eFully waterproof construction built for daily grow room use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e💧\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eKCl-Filled Storage Cap\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eKeeps the probe hydrated and ready between uses.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🪝\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eProbe Holder with Suction Cup\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eIncluded holder gives you a stable mounting point in any reservoir.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eBluelab pH Probe 5M\u003c\/li\u003e\n\u003cli\u003eBluelab pH Probe Holder with Suction Cup\u003c\/li\u003e\n\u003cli\u003eKCl-Filled Storage Cap\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4 style=\"margin-bottom: 0;\"\u003eSpecifications\u003c\/h4\u003e\u003cstyle\u003e.styled-spec-container{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #eee;border-radius:8px;margin-bottom:1em;}.styled-spec-table{width:100%;border-collapse:collapse;}.styled-spec-table thead{background-color:#f8f8f8;}.styled-spec-table th,.styled-spec-table td{padding:12px 15px;text-align:left;vertical-align:top;}.styled-spec-table th{font-weight:bold;color:#333;border-bottom:2px solid #ccc;}.styled-spec-table td{border-bottom:1px solid #eee;}.styled-spec-table tbody td:first-child{font-weight:500;color:#444;}.styled-spec-table tbody tr:last-child td{border-bottom:none;}\u003c\/style\u003e\u003cdiv class=\"styled-spec-container\"\u003e\u003ctable class=\"styled-spec-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003epH Range\u003c\/td\u003e\n\u003ctd\u003e0.0–14.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Resolution\u003c\/td\u003e\n\u003ctd\u003e0.1 and 0.01 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCable Length\u003c\/td\u003e\n\u003ctd\u003e5m \/ 16ft\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Environment\u003c\/td\u003e\n\u003ctd\u003eNutrient solution, 0.2 EC and above; 32–140°F (0–60°C) — do not use or store outside this range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch4\u003eSupport \u0026amp; Manuals\u003c\/h4\u003e\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 15px;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Bluelab_pH_Probe_Manual.pdf?v=1789660660\" rel=\"noopener noreferrer\" style=\"display: inline-flex; align-items: center; background-color: #f7f7f7; border: 1px solid #ddd; border-radius: 8px; padding: 12px 18px; text-decoration: none; color: #333; transition: background-color 0.3s ease, box-shadow 0.3s ease;\" target=\"_blank\"\u003e \u003cspan style=\"font-size: 1.5em; margin-right: 12px;\"\u003e📄\u003c\/span\u003e \u003cspan style=\"font-weight: bold;\"\u003epH Probe Manual\u003c\/span\u003e \u003c\/a\u003e\u003c\/div\u003e\u003ch4\u003eWarranty\u003c\/h4\u003e\u003cp\u003eThe Bluelab pH Probe 5M is covered by a 6-month limited warranty.\u003c\/p\u003e\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\u003cdiv class=\"faq-container\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow is this different from the standard Bluelab pH Probe?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt's built the same way, but with a 5-metre (16ft) cable instead of the standard 2-metre cable — ideal when your meter needs to reach a reservoir that's further away.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhich Bluelab devices is this probe compatible with?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt works with any Bluelab handheld meter, monitor, or \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003ePro Controller\u003c\/a\u003e that uses a standard BNC connection.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eIs this probe suitable for soil or substrate use?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eNo, it's designed for solution measurement. For direct substrate testing, look at the dedicated \u003ca href=\"\/products\/bluelab-soil-ph-probe-soil-substrate-solution\"\u003eBluelab Soil pH Probe\u003c\/a\u003e instead.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat's included with the probe?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt comes with a probe holder with suction cup for stable mounting, plus a cap filled with \u003ca href=\"\/products\/bluelab-kcl-storage-solution-keep-probes-hydrated\"\u003eKCl storage solution\u003c\/a\u003e to keep the probe hydrated between uses.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eIs the Bluelab pH Probe 5M waterproof?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eYes. Its polycarbonate body is fully waterproof, built to handle daily reservoir and grow room use.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":52482883158232,"sku":"PROBPH5M","price":119.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/BLuelab_pH_Probe_5m_1.png?v=1789661010"},{"product_id":"bluelab-soil-ph-probe-soil-substrate-solution","title":"Bluelab Soil pH Probe - 2m \/ 6.6ft Cable","description":"\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\u003ch2\u003eBluelab Soil pH Probe - 2m \/ 6.6ft Cable\u003c\/h2\u003e\u003cdiv\u003e\n\u003cp\u003eStandard solution probes aren't built to handle direct insertion into soil or substrate — pushing one into growing media risks damage and gives you a slow, unreliable read. The Bluelab Soil pH Probe solves this with a reinforced spear tip designed for direct measurement in soil, substrate, and solution alike, without needing a separate probe for each environment.\u003c\/p\u003e\n\u003cp\u003eBuilt around the same dependable double-junction technology as \u003ca href=\"\/products\/bluelab-ph-probe-double-junction-bnc-connector\"\u003eBluelab standard solution pH probes\u003c\/a\u003e, it connects via a standard BNC connector, making it compatible with any Bluelab handheld meter, monitor, or controller that uses BNC — including as a replacement probe for the \u003ca href=\"\/products\/bluelab-combo-meter-soil-ph-probe-ec-temp-on-the-go\"\u003eBluelab Combo Meter with Soil pH Probe\u003c\/a\u003e and the \u003ca href=\"\/products\/bluelab-soil-ph-meter-speartip-probe-root-zone-ph\"\u003eBluelab Soil pH Meter\u003c\/a\u003e. A 2-metre (6.6ft) cable and fully waterproof construction round out a build made for daily use across multiple growing media.\u003c\/p\u003e\n\u003cp\u003eA \u003ca href=\"\/products\/bluelab-kcl-storage-solution-keep-probes-hydrated\"\u003eKCl-filled storage cap\u003c\/a\u003e keeps the probe hydrated between uses, helping protect the reinforced tip and extend its working life whether you're testing a reservoir, a coco slab, or straight into soil.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch4\u003eFeatures\u003c\/h4\u003e\u003cstyle\u003e.features-grid-container{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;padding:2rem 0;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;margin:0 auto;max-width:1240px;}.feature-card{background-color:transparent;padding:1.5rem;border-radius:8px;text-align:center;flex:0 1 240px;box-sizing:border-box;}\u003c\/style\u003e\u003cdiv class=\"features-grid-container\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🌱\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eReinforced Spear Tip\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eBuilt for direct insertion into soil and substrate without damage.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔬\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eDouble-Junction Design\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eDelivers consistent, reliable pH measurements across media types.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔌\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eStandard BNC Connector\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eCompatible with any Bluelab meter, monitor, or controller using BNC.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e📏\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003e2m \/ 6.6ft Cable\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eReach measurements away from your meter or controller.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🛡️\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eFully Waterproof\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eBuilt to hold up across soil, substrate, and solution use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e💧\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eKCl-Filled Storage Cap\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eKeeps the probe hydrated and ready between uses.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eBluelab Soil pH Probe\u003c\/li\u003e\n\u003cli\u003eKCl-Filled Storage Cap\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4 style=\"margin-bottom: 0;\"\u003eSpecifications\u003c\/h4\u003e\u003cstyle\u003e.styled-spec-container{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #eee;border-radius:8px;margin-bottom:1em;}.styled-spec-table{width:100%;border-collapse:collapse;}.styled-spec-table thead{background-color:#f8f8f8;}.styled-spec-table th,.styled-spec-table td{padding:12px 15px;text-align:left;vertical-align:top;}.styled-spec-table th{font-weight:bold;color:#333;border-bottom:2px solid #ccc;}.styled-spec-table td{border-bottom:1px solid #eee;}.styled-spec-table tbody td:first-child{font-weight:500;color:#444;}.styled-spec-table tbody tr:last-child td{border-bottom:none;}\u003c\/style\u003e\u003cdiv class=\"styled-spec-container\"\u003e\u003ctable class=\"styled-spec-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003epH Range\u003c\/td\u003e\n\u003ctd\u003e0.0–14.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Resolution\u003c\/td\u003e\n\u003ctd\u003e0.1 and 0.01 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Environment\u003c\/td\u003e\n\u003ctd\u003eSoil, substrate, and solution, 0.2 EC and above; 32–176°F (0–80°C) — do not use or store outside this range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch4\u003eSupport \u0026amp; Manuals\u003c\/h4\u003e\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 15px;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Bluelab_Soil_pH_Probe_Manual.pdf?v=1789661356\" rel=\"noopener noreferrer\" style=\"display: inline-flex; align-items: center; background-color: #f7f7f7; border: 1px solid #ddd; border-radius: 8px; padding: 12px 18px; text-decoration: none; color: #333; transition: background-color 0.3s ease, box-shadow 0.3s ease;\" target=\"_blank\"\u003e \u003cspan style=\"font-size: 1.5em; margin-right: 12px;\"\u003e📄\u003c\/span\u003e \u003cspan style=\"font-weight: bold;\"\u003eSoil pH Probe Manual\u003c\/span\u003e \u003c\/a\u003e\u003c\/div\u003e\u003ch4\u003eWarranty\u003c\/h4\u003e\u003cp\u003eThe Bluelab Soil pH Probe is covered by a 6-month limited warranty.\u003c\/p\u003e\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\u003cdiv class=\"faq-container\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eCan this probe measure in solution as well as soil?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eYes. It's built for direct measurement in soil, substrate, and solution, so you can use one probe across different growing setups.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhich Bluelab devices is this probe compatible with?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt's a replacement probe for the \u003ca href=\"\/products\/bluelab-combo-meter-soil-ph-probe-ec-temp-on-the-go\"\u003eCombo Meter with Soil pH Probe\u003c\/a\u003e and \u003ca href=\"\/products\/bluelab-soil-ph-meter-speartip-probe-root-zone-ph\"\u003eSoil pH Meter\u003c\/a\u003e, and it's also compatible with any Bluelab handheld meter, monitor, or controller using a standard BNC connection.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat makes this probe different from the standard pH Probe?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt features a reinforced spear tip built to withstand direct insertion into soil and substrate, which a \u003ca href=\"\/products\/bluelab-ph-probe-double-junction-bnc-connector\"\u003estandard pH Probe\u003c\/a\u003e isn't designed to handle.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow do I keep the probe in good condition between uses?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eThe included \u003ca href=\"\/products\/bluelab-kcl-storage-solution-keep-probes-hydrated\"\u003eKCl-filled storage cap\u003c\/a\u003e keeps the probe hydrated when not in use, helping protect its accuracy and lifespan.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow long is the probe cable?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eThe cable measures 2 metres (6.6ft), giving you reach away from your meter or controller.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":52483028779224,"sku":"PROBPHLEAP","price":135.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/BLuelab_Soil_pH_Probe_1.png?v=1789661473"},{"product_id":"bluelab-orp-probe-platinum-electrode-ceramic-diaphragm","title":"Bluelab ORP Probe - Replacement Probe for ORP Meter","description":"\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\u003ch2\u003eBluelab ORP Probe - Replacement Probe for ORP Meter\u003c\/h2\u003e\u003cdiv\u003e\n\u003cp\u003eORP readings are only as good as the electrode taking them, and a worn or lower-grade probe can quietly undermine your water quality monitoring. The Bluelab ORP Probe solves this with a platinum spiral electrode and ceramic diaphragm built for durability and precise readings, serving as a direct replacement probe for the \u003ca href=\"\/products\/bluelab-orp-meter-track-water-disinfection-power\"\u003eBluelab ORP Meter\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eA double-junction design and standard BNC connector make it compatible with any meter that uses a BNC connection, not just the ORP Meter it's built to replace. The polycarbonate body houses a 12mm\/0.47\" × 122mm\/4.8\" shaft, giving it a rugged, purpose-built form factor for daily solution monitoring.\u003c\/p\u003e\n\u003cp\u003eA 2-metre (6.6ft) cable, fully waterproof construction, and a storage cap containing \u003ca href=\"\/products\/bluelab-kcl-storage-solution-keep-probes-hydrated\"\u003eKCl storage solution\u003c\/a\u003e round out a probe built to hold up in demanding water quality environments — keeping your disinfection tracking accurate whenever a fresh probe is due.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch4\u003eFeatures\u003c\/h4\u003e\u003cstyle\u003e.features-grid-container{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;padding:2rem 0;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;margin:0 auto;max-width:1240px;}.feature-card{background-color:transparent;padding:1.5rem;border-radius:8px;text-align:center;flex:0 1 240px;box-sizing:border-box;}\u003c\/style\u003e\u003cdiv class=\"features-grid-container\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e⚡\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003ePlatinum Spiral Electrode\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eDelivers precise, durable ORP readings for reliable monitoring.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🏺\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eCeramic Diaphragm\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eAdds stability and long-term durability to every reading.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔌\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eStandard BNC Connector\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eCompatible with any meter that uses a BNC connection.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e📏\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003e2m \/ 6.6ft Cable\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eReach measurements away from your meter or controller.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🛡️\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eDurable Polycarbonate Body\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eFully waterproof construction built for daily solution use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e💧\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eKCl-Filled Storage Cap\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eKeeps the probe hydrated and ready between uses with \u003ca href=\"\/products\/bluelab-kcl-storage-solution-keep-probes-hydrated\"\u003eKCl storage solution\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eBluelab ORP Probe\u003c\/li\u003e\n\u003cli\u003eKCl-Filled Storage Cap\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4 style=\"margin-bottom: 0;\"\u003eSpecifications\u003c\/h4\u003e\u003cstyle\u003e.styled-spec-container{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #eee;border-radius:8px;margin-bottom:1em;}.styled-spec-table{width:100%;border-collapse:collapse;}.styled-spec-table thead{background-color:#f8f8f8;}.styled-spec-table th,.styled-spec-table td{padding:12px 15px;text-align:left;vertical-align:top;}.styled-spec-table th{font-weight:bold;color:#333;border-bottom:2px solid #ccc;}.styled-spec-table td{border-bottom:1px solid #eee;}.styled-spec-table tbody td:first-child{font-weight:500;color:#444;}.styled-spec-table tbody tr:last-child td{border-bottom:none;}\u003c\/style\u003e\u003cdiv class=\"styled-spec-container\"\u003e\u003ctable class=\"styled-spec-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eORP Range\u003c\/td\u003e\n\u003ctd\u003e±2000 mV\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eShaft Dimensions\u003c\/td\u003e\n\u003ctd\u003e12mm \/ 0.47\" diameter × 122mm \/ 4.8\" length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Environment\u003c\/td\u003e\n\u003ctd\u003eNutrient solution, 0.2 EC and above; -5–176°F (-5–80°C) — do not use or store outside this range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch4\u003eSupport \u0026amp; Manuals\u003c\/h4\u003e\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 15px;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Bluelab_ORP_Meter_Manual.pdf?v=1789580399\" rel=\"noopener noreferrer\" style=\"display: inline-flex; align-items: center; background-color: #f7f7f7; border: 1px solid #ddd; border-radius: 8px; padding: 12px 18px; text-decoration: none; color: #333; transition: background-color 0.3s ease, box-shadow 0.3s ease;\" target=\"_blank\"\u003e \u003cspan style=\"font-size: 1.5em; margin-right: 12px;\"\u003e📄\u003c\/span\u003e \u003cspan style=\"font-weight: bold;\"\u003eORP Meter Manual\u003c\/span\u003e \u003c\/a\u003e\u003c\/div\u003e\u003ch4\u003eWarranty\u003c\/h4\u003e\u003cp\u003eThe Bluelab ORP Probe is covered by a 6-month limited warranty.\u003c\/p\u003e\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\u003cdiv class=\"faq-container\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eIs this a replacement probe for a specific meter?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt's the replacement probe for the \u003ca href=\"\/products\/bluelab-orp-meter-track-water-disinfection-power\"\u003eBluelab ORP Meter\u003c\/a\u003e, though it can be used with any meter that has a BNC connection.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat makes this probe more durable than standard designs?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eA platinum spiral electrode and ceramic diaphragm work together for precise, stable readings that hold up over repeated use.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow long is the probe cable?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eThe cable measures 2 metres (6.6ft), giving you reach away from your meter or controller.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow do I keep the probe in good condition between uses?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eThe included \u003ca href=\"\/products\/bluelab-kcl-storage-solution-keep-probes-hydrated\"\u003eKCl-filled storage cap\u003c\/a\u003e keeps the probe hydrated when not in use, helping protect its accuracy and lifespan.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eIs the Bluelab ORP Probe waterproof?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eYes. Its polycarbonate body is fully waterproof, built to handle daily solution monitoring.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":52483127083224,"sku":"PROBORP","price":89.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/BLuelab_ORP_Probe_1.png?v=1789661662"},{"product_id":"bluelab-ph-probe-inline-34-thread-100psi-rated","title":"Bluelab pH Probe Inline -  Replacement Probe for Guardian Monitor Inline","description":"\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch2\u003eBluelab pH Probe Inline -  Replacement Probe for Guardian Monitor Inline\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cp\u003eStandard pH probes aren't built to handle line pressure, making them a poor fit for inline dosing systems where a reservoir probe simply won't hold up. The Bluelab pH Probe Inline solves this with a 3\/4\" thread designed for inline mounting in any direction, rated to withstand up to 100 psi (7 bar) — built as a direct replacement probe for the \u003ca href=\"\/products\/bluelab-guardian-inline-wifi-1-npt-100psi-rated\"\u003eBluelab Guardian Monitor Inline\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eA double-junction design and standard BNC connector keep it compatible with BNC-connection devices like the \u003ca href=\"\/products\/bluelab-combo-meter-replaceable-ph-ec-probes-portable\"\u003eBluelab Combo Meter\u003c\/a\u003e, while a 3-metre (9.8ft) cable gives you flexibility in routing around pumps, valves, and dosing lines. Fully waterproof construction holds up to constant exposure in a pressurized system.\u003c\/p\u003e\n\u003cp\u003eA KCl-filled storage cap keeps the probe hydrated between uses; for best results, maintain the cap with \u003ca href=\"\/products\/bluelab-kcl-storage-solution-keep-probes-hydrated\"\u003eBluelab KCl Storage Solution\u003c\/a\u003e to protect accuracy and extend its working life in demanding inline installations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cstyle\u003e\n  .features-grid-container{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;padding:2rem 0;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;margin:0 auto;max-width:1240px;}\n  .feature-card{background-color:transparent;padding:1.5rem;border-radius:8px;text-align:center;flex:0 1 240px;box-sizing:border-box;}\n\u003c\/style\u003e\n\u003cdiv class=\"features-grid-container\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔧\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003e3\/4\" Inline Thread\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eMounts in any direction for flexible inline installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e💪\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eRated to 100 psi (7 Bar)\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eWithstands high line pressure for reliable inline performance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔬\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eDouble-Junction Design\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eDelivers consistent, reliable pH measurements in solution.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔌\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eStandard BNC Connector\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eCompatible with any compatible meter or monitor using BNC.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e📏\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003e3m \/ 9.8ft Cable\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eGives you routing flexibility around pumps and dosing lines.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e💧\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eKCl-Filled Storage Cap\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eKeeps the probe hydrated and ready between uses.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eBluelab pH Probe Inline\u003c\/li\u003e\n\u003cli\u003eKCl-Filled Storage Cap\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4 style=\"margin-bottom: 0;\"\u003eSpecifications\u003c\/h4\u003e\n\u003cstyle\u003e.styled-spec-container{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #eee;border-radius:8px;margin-bottom:1em;}.styled-spec-table{width:100%;border-collapse:collapse;}.styled-spec-table thead{background-color:#f8f8f8;}.styled-spec-table th,.styled-spec-table td{padding:12px 15px;text-align:left;vertical-align:top;}.styled-spec-table th{font-weight:bold;color:#333;border-bottom:2px solid #ccc;}.styled-spec-table td{border-bottom:1px solid #eee;}.styled-spec-table tbody td:first-child{font-weight:500;color:#444;}.styled-spec-table tbody tr:last-child td{border-bottom:none;}\u003c\/style\u003e\n\u003cdiv class=\"styled-spec-container\"\u003e\n\u003ctable class=\"styled-spec-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eValue\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003epH Range\u003c\/td\u003e\n\u003ctd\u003e0.0–14.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDevice Resolution\u003c\/td\u003e\n\u003ctd\u003e0.1 and 0.01 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMaximum Operating Pressure\u003c\/td\u003e\n\u003ctd\u003e100 psi (7 bar)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Environment\u003c\/td\u003e\n\u003ctd\u003eNutrient solution, 0.2 EC and above; 32–212°F (0–100°C) — do not use or store outside this range\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch4\u003eWarranty\u003c\/h4\u003e\n\u003cp\u003eThe Bluelab pH Probe Inline is covered by a 1-year limited warranty.\u003c\/p\u003e\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cdiv class=\"faq-container\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat is this probe a replacement for?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eIt's a replacement pH probe for the \u003ca href=\"\/products\/bluelab-guardian-inline-wifi-1-npt-100psi-rated\"\u003eBluelab Guardian Monitor Inline\u003c\/a\u003e, built specifically for inline pressurized installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat pressure can this probe handle?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eIt's rated to withstand up to 100 psi (7 bar), making it suitable for pressurized dosing lines and inline systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow does the mounting work?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe probe uses a 3\/4\" thread and can be mounted in any direction, giving you flexibility in your inline setup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow long is the probe cable?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe cable measures 3 metres (9.8ft), giving you routing flexibility around pumps and dosing lines.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow do I keep the probe in good condition between uses?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe included KCl-filled storage cap keeps the probe hydrated when not in use. Using \u003ca href=\"\/products\/bluelab-kcl-storage-solution-keep-probes-hydrated\"\u003eKCl storage solution\u003c\/a\u003e helps protect its accuracy and lifespan.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":52483160670424,"sku":"PROBPHIN","price":199.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/BLuelab_pH_Probe_Inline_3.png?v=1789661830"},{"product_id":"bluelab-temperature-probe-no-calibration-35mm","title":"Bluelab Temperature Probe - Controller-Compatible (2-Pack)","description":"\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\u003ch2\u003eBluelab Temperature Probe - Controller-Compatible\u003c\/h2\u003e\u003cdiv\u003e\n\u003cp\u003eAccurate pH and EC dosing depends on knowing solution temperature in real time—a reading most controllers can't take without a dedicated sensor. The Bluelab Temperature Probe solves this with a stainless steel design built for fast sensor response, compatible with the \u003ca href=\"\/products\/bluelab-ph-controller-wifi-auto-dose-ph\"\u003eBluelab pH Controller Wi-Fi\u003c\/a\u003e and the \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003eBluelab Pro Controller Wi-Fi\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003eA 3.5mm connector makes installation straightforward. Unlike the \u003ca href=\"\/products\/bluelab-ph-probe-double-junction-bnc-connector\"\u003eBluelab pH Probe\u003c\/a\u003e which requires periodic calibration, this temperature sensor is accurate the moment it's connected. Fully waterproof construction and a 2-metre (6.6ft) cable let it stay submerged in your reservoir while reaching back to your controller without added routing hassle.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch4\u003eFeatures\u003c\/h4\u003e\u003cstyle\u003e.features-grid-container{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;padding:2rem 0;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;margin:0 auto;max-width:1240px;}.feature-card{background-color:transparent;padding:1.5rem;border-radius:8px;text-align:center;flex:0 1 280px;box-sizing:border-box;}\u003c\/style\u003e\u003cdiv class=\"features-grid-container\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔌\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003e3.5mm Connector\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eConnects directly to compatible \u003ca href=\"\/products\/bluelab-ph-controller-wifi-auto-dose-ph\"\u003eBluelab pH Controllers\u003c\/a\u003e and Pro Controllers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e✅\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eNo Calibration Required\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eReady to use immediately, with no setup step before every use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e⚡\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eFast Sensor Response\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eReflects solution temperature changes quickly for accurate dosing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\u003cdiv class=\"faq-container\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhich Bluelab devices is this probe compatible with?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt's compatible with all \u003ca href=\"\/products\/bluelab-ph-controller-wifi-auto-dose-ph\"\u003eBluelab pH Controllers\u003c\/a\u003e and \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003eBluelab Pro Controllers\u003c\/a\u003e.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eDoes this probe need calibration?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eNo. It requires no calibration, so it's accurate as soon as it's connected to your controller.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow long is the probe cable?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eThe cable measures 2 metres (6.6ft), giving you reach into your reservoir from your controller's mounting point.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eIs the Bluelab Temperature Probe waterproof?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eYes. It's fully waterproof and built with a stainless steel body for durability in reservoir conditions.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":52483196747992,"sku":"PROBTEMP","price":115.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Bluelab_Temperature_Probe.webp?v=1789662002"},{"product_id":"bluelab-lockout-alarm-box-overdose-protection","title":"Bluelab External Lockout and Alarm Box","description":"\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch2\u003eBluelab External Lockout and Alarm Box\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cp\u003eA dosing system with no way to stop itself is a liability waiting to happen — a float switch failure or empty nutrient tank can mean overdosing before anyone notices. The Bluelab External Lockout and Alarm Box solves this by connecting external switches directly to your \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003eBluelab Pro Controller\u003c\/a\u003e, automatically putting it into lockout mode to stop dosing the moment a problem is detected.\u003c\/p\u003e\n\u003cp\u003eWire in an external lockout sensor, such as a float switch on a reservoir or nutrient tank, and the \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003ePro Controller\u003c\/a\u003e halts all dosing until the issue is resolved and the system is reset — protecting your plants from system failure or low nutrient levels. The unit supports both 'normally open' and 'normally closed' switch types, and you wire in your switch options yourself for a setup tailored to your system.\u003c\/p\u003e\n\u003cp\u003eBeyond lockout, the box lets you integrate your \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003ePro Controller\u003c\/a\u003e with an irrigation controller to automatically pause dosing during feed-out cycles, and add an external alarm, such as a horn or flashing light, for an audible alert whenever the system needs attention.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cstyle\u003e\n  .features-grid-container{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;padding:2rem 0;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;margin:0 auto;max-width:1240px;}\n  .feature-card{background-color:transparent;padding:1.5rem;border-radius:8px;text-align:center;flex:0 1 240px;box-sizing:border-box;}\n\u003c\/style\u003e\n\u003cdiv class=\"features-grid-container\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔒\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eDosing Lockout\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eInhibit \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003ePro Controller\u003c\/a\u003e dosing using external switches for added control.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🛟\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eExternal Sensor Support\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eConnect a float switch to stop all dosing automatically for plant safety.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e💧\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eIrrigation Integration\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003ePause dosing during feed-out by pairing with your irrigation controller.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔧\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eFlexible Switch Wiring\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eSupports 'normally open' and 'normally closed' switch configurations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🚨\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eExternal Alarm Output\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eAdd a horn or flashing light for an audible or visual alert system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cdiv class=\"faq-container\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat does the External Lockout and Alarm Box do?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eIt connects external switches, such as float switches, to your \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003eBluelab Pro Controller\u003c\/a\u003e, automatically stopping dosing to prevent overdosing if a problem is detected.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat kind of switches can I use with it?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eIt supports both 'normally open' and 'normally closed' switch types, and you wire in the switch options yourself.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eCan I connect this to my irrigation controller?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eYes. Integrating with an irrigation controller lets you pause dosing automatically during feed-out cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat happens when the lockout is triggered?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003ePro Controller\u003c\/a\u003e stops all dosing until the issue is resolved and the system is manually reset, keeping your plants protected during a system failure or low nutrient levels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eCan I add an audible alarm to my system?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eYes. You can connect an external alarm, such as a horn or flashing light, for an audible or visual alert when attention is needed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":52483224535256,"sku":"PROEXBOX","price":99.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Bluelab_External_Lockout_Alarm_Box.webp?v=1789662161"},{"product_id":"bluelab-sample-tube-fittings-remote-reservoir-2m","title":"Bluelab Sample Tube and Fittings","description":"\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\u003ch2\u003eBluelab Sample Tube and Fittings\u003c\/h2\u003e\u003cdiv\u003e\n\u003cp\u003eMounting a probe directly in a hard-to-reach reservoir makes routine cleaning and calibration a hassle, often meaning you skip maintenance longer than you should. The Bluelab Sample Tube and Fittings solves this by routing a sample line from remote reservoirs up to 2 metres (6.6ft) away, giving you direct nutrient solution measurement with easy access to your \u003ca href=\"\/products\/bluelab-ph-probe-double-junction-bnc-connector\"\u003eBluelab pH Probe\u003c\/a\u003e whenever maintenance is due.\u003c\/p\u003e\n\u003cp\u003eA leak-proof design holds the probe securely in place, while easy-to-use shut-off valves let you isolate the line for cleaning or probe removal without draining your system. A manual sample tap also lets you pull a quick solution sample for testing outside the automated measurement line.\u003c\/p\u003e\n\u003cp\u003eBuilt as a low-pressure system rated to a maximum of 15 psi, it includes the fittings needed for quick installation and is compatible with the \u003ca href=\"\/products\/bluelab-guardian-monitor-wifi-alarms-edenic-app-alerts\"\u003eBluelab Guardian Monitor Wi-Fi\u003c\/a\u003e and \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003eBluelab Pro Controller Wi-Fi\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch4\u003eFeatures\u003c\/h4\u003e\u003cstyle\u003e .features-grid-container{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;padding:2rem 0;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;margin:0 auto;max-width:1240px;} .feature-card{background-color:transparent;padding:1.5rem;border-radius:8px;text-align:center;flex:0 1 200px;box-sizing:border-box;}\u003c\/style\u003e\u003cdiv class=\"features-grid-container\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔄\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eExtended Probe Life\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eEasy removal for cleaning and calibration extends probe lifespan.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e📏\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eRemote Reservoir Ready\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eReaches reservoirs up to 2m\/6.6ft away from your monitor or controller.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🚰\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eManual Sample Tap\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003ePull a quick solution sample for manual testing anytime.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🛡️\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eLeak-Proof Design\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eHolds the probe securely while preventing leaks in the sample line.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eBluelab Sample Tube\u003c\/li\u003e\n\u003cli\u003eInstallation Fittings\u003c\/li\u003e\n\u003cli\u003eShut-Off Valves\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSupport \u0026amp; Manuals\u003c\/h4\u003e\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 15px;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Bluelab_Sample_Tube_Manual.pdf?v=1789662832\" rel=\"noopener noreferrer\" style=\"display: inline-flex; align-items: center; background-color: #f7f7f7; border: 1px solid #ddd; border-radius: 8px; padding: 12px 18px; text-decoration: none; color: #333; transition: background-color 0.3s ease, box-shadow 0.3s ease;\" target=\"_blank\"\u003e \u003cspan style=\"font-size: 1.5em; margin-right: 12px;\"\u003e📄\u003c\/span\u003e \u003cspan style=\"font-weight: bold;\"\u003eSample Tube and Fittings Manual\u003c\/span\u003e \u003c\/a\u003e\u003c\/div\u003e\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\u003cdiv class=\"faq-container\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhich Bluelab devices is this compatible with?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt's suitable for use with the \u003ca href=\"\/products\/bluelab-guardian-monitor-wifi-alarms-edenic-app-alerts\"\u003eBluelab Guardian Monitor Wi-Fi\u003c\/a\u003e and the \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003eBluelab Pro Controller Wi-Fi\u003c\/a\u003e.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow far can the reservoir be from my monitor?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eThe sample line is ideal for remote reservoirs up to 2 metres (6.6ft) away.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat pressure is this system rated for?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt's a low-pressure system rated to a maximum of 15 psi.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow do I clean or calibrate the probe with this setup?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eShut-off valves let you isolate the sample line so you can remove the probe for cleaning or \u003ca href=\"\/products\/bluelab-ph-7-buffer-neutral-point-calibration\"\u003ecalibration\u003c\/a\u003e without draining your reservoir.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eCan I test the solution manually as well?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eYes. A manual sample tap lets you draw a solution sample for testing outside the automated measurement line.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":52483376480472,"sku":"SAMTUB","price":240.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Bluelab_Sample_Tube_Fittings_1.png?v=1789669347"},{"product_id":"bluelab-power-relay-r4-110v-type-a","title":"Bluelab Power Relay R4 - 110V Type A","description":"\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\u003ch2\u003eBluelab Power Relay R4 - 110V Type A\u003c\/h2\u003e\u003cdiv\u003e\n\u003cp\u003eAutomating irrigation and environmental equipment means switching mains power reliably and safely — something most controllers aren't built to do directly. The Bluelab Power Relay R4 solves this with four individually controlled outputs, giving your \u003ca href=\"\/products\/bluelab-intellidose-automated-fertigation-all-methods\"\u003eBluelab IntelliDose Controller\u003c\/a\u003e or \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003eBluelab Pro Controller Wi-Fi\u003c\/a\u003e the ability to cycle power to irrigation pumps, heaters, fans, lights, and CO2 injectors.\u003c\/p\u003e\n\u003cp\u003eEach output is independently controlled, so different equipment can run on its own schedule or trigger condition without interfering with the others.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch4\u003eFeatures\u003c\/h4\u003e\u003cstyle\u003e.features-grid-container{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;padding:2rem 0;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;margin:0 auto;max-width:1240px;}.feature-card{background-color:transparent;padding:1.5rem;border-radius:8px;text-align:center;flex:0 1 280px;box-sizing:border-box;}\u003c\/style\u003e\u003cdiv class=\"features-grid-container\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔌\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eFour Independent Outputs\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eIndividually controlled channels for pumps, heaters, fans, lights, and CO2 injectors.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔗\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eIntelliDose \u0026amp; Pro Controller Compatible\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eWorks with the \u003ca href=\"\/products\/bluelab-intellidose-automated-fertigation-all-methods\"\u003eBluelab IntelliDose Controller\u003c\/a\u003e and \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003eBluelab Pro Controller Wi-Fi\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🌍\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eRegional Cable Packs Included\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eReady to wire into your local mains supply out of the box.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e1x Bluelab Power Relay R4\u003c\/li\u003e\n\u003cli\u003e1x Regional Mains Input Cable\u003c\/li\u003e\n\u003cli\u003e4x Regional Mains Output Cables\u003c\/li\u003e\n\u003cli\u003e1x Control Input Cable\u003c\/li\u003e\n\u003cli\u003e1x Water Cover\u003c\/li\u003e\n\u003cli\u003e7x Mounting Screws\u003c\/li\u003e\n\u003cli\u003e1x Manual\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4 style=\"margin-bottom: 0;\"\u003eSpecifications\u003c\/h4\u003e\u003cstyle\u003e.styled-spec-container{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;border:1px solid #eee;border-radius:8px;margin-bottom:1em;}.styled-spec-table{width:100%;border-collapse:collapse;}.styled-spec-table thead{background-color:#f8f8f8;}.styled-spec-table th,.styled-spec-table td{padding:12px 15px;text-align:left;vertical-align:top;}.styled-spec-table th{font-weight:bold;color:#333;border-bottom:2px solid #ccc;}.styled-spec-table td{border-bottom:1px solid #eee;}.styled-spec-table tbody td:first-child{font-weight:500;color:#444;}.styled-spec-table tbody tr:last-child td{border-bottom:none;}\u003c\/style\u003e\u003cdiv class=\"styled-spec-container\"\u003e\u003ctable class=\"styled-spec-table\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eNorth America\u003c\/th\u003e\n\u003cth\u003eNZ \/ AUS\u003c\/th\u003e\n\u003cth\u003eUnited Kingdom\u003c\/th\u003e\n\u003cth\u003eEurope\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower Source\u003c\/td\u003e\n\u003ctd\u003e110 VAC Mains\u003c\/td\u003e\n\u003ctd\u003e240 VAC Mains\u003c\/td\u003e\n\u003ctd\u003e240 VAC Mains\u003c\/td\u003e\n\u003ctd\u003e240 VAC Mains\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eControl Input\u003c\/td\u003e\n\u003ctd colspan=\"4\"\u003e4x (up to 24VDC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutput\u003c\/td\u003e\n\u003ctd\u003e4x 110 VAC (15A)\u003c\/td\u003e\n\u003ctd\u003e4x 240 VAC (10A)\u003c\/td\u003e\n\u003ctd\u003e4x 240 VAC (10A)\u003c\/td\u003e\n\u003ctd\u003e4x 240 VAC (10A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMains Input\/Output Cables\u003c\/td\u003e\n\u003ctd\u003e1x Type A plug, 4x Type A socket\u003c\/td\u003e\n\u003ctd\u003e1x Type I plug, 4x Type I socket\u003c\/td\u003e\n\u003ctd\u003e1x Type G plug, 4x Type G socket\u003c\/td\u003e\n\u003ctd\u003e1x Type C plug, 4x Type C socket\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch4\u003eSupport \u0026amp; Manuals\u003c\/h4\u003e\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 15px;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Bluelab_Power_Relay_R4_Manual.pdf?v=1789669489\" rel=\"noopener noreferrer\" style=\"display: inline-flex; align-items: center; background-color: #f7f7f7; border: 1px solid #ddd; border-radius: 8px; padding: 12px 18px; text-decoration: none; color: #333; transition: background-color 0.3s ease, box-shadow 0.3s ease;\" target=\"_blank\"\u003e \u003cspan style=\"font-size: 1.5em; margin-right: 12px;\"\u003e📄\u003c\/span\u003e \u003cspan style=\"font-weight: bold;\"\u003ePower Relay R4 Manual\u003c\/span\u003e \u003c\/a\u003e\u003c\/div\u003e\u003ch4\u003eWarranty\u003c\/h4\u003e\u003cp\u003eThe Bluelab Power Relay R4 is covered by a 2-year limited warranty.\u003c\/p\u003e\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\u003cdiv class=\"faq-container\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat can I control with the Power Relay R4?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eWith four independent outputs, you can cycle power to irrigation pumps, heaters, fans, lights, and CO2 injectors.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhich controllers is this compatible with?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt works with the \u003ca href=\"\/products\/bluelab-intellidose-automated-fertigation-all-methods\"\u003eBluelab IntelliDose Controller\u003c\/a\u003e and the \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003eBluelab Pro Controller Wi-Fi\u003c\/a\u003e.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWill this work with my region's power supply?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eYes. It's available in North America (110V Type A), NZ\/AUS (240V Type I), UK (240V Type G), and Europe (240V Type C) cable pack configurations.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eCan each output be controlled independently?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eYes. Each of the four outputs is individually controlled, so different equipment can run on its own schedule or trigger condition.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat comes in the box?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eThe Power Relay R4 ships with a regional mains input cable, four mains output cables, a control input cable, a water cover, mounting screws, and a manual.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":52485019664600,"sku":"BCTRLY41","price":679.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Bluelab_Power_RelayR4_1.png?v=1789669679"},{"product_id":"bluelab-sample-pot-kit-fittings-calibration-solutions","title":"Bluelab Sample Pot Kit - Fittings \u0026 Calibration Solutions","description":"\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\u003ch2\u003eBluelab Sample Pot Kit - Fittings \u0026amp; Calibration Solutions\u003c\/h2\u003e\u003cdiv\u003e\n\u003cp\u003eProbes left exposed directly in a reservoir are more prone to damage and can drift out of accurate range faster than probes housed properly. The Bluelab Sample Pot solves this by giving your \u003ca href=\"\/products\/bluelab-ph-probe-double-junction-bnc-connector\"\u003epH\u003c\/a\u003e and \u003ca href=\"\/products\/bluelab-pro-controller-ec-probe-low-maintenance\"\u003eEC probes\u003c\/a\u003e a dedicated, protected housing that still delivers accurate readings from your nutrient solution.\u003c\/p\u003e\n\u003cp\u003eThe kit includes the fittings needed for easy installation, so you can plumb it into your system without hunting down separate parts. It's compatible with the \u003ca href=\"\/products\/bluelab-intellidose-automated-fertigation-all-methods\"\u003eBluelab IntelliDose Controller\u003c\/a\u003e and the \u003ca href=\"\/products\/bluelab-guardian-monitor-wifi-alarms-edenic-app-alerts\"\u003eBluelab Guardian Monitor Wi-Fi\u003c\/a\u003e (excluding the \u003ca href=\"\/products\/bluelab-guardian-inline-wifi-1-npt-100psi-rated\"\u003eInline model\u003c\/a\u003e, which uses its own pressure-rated inline fittings).\u003c\/p\u003e\n\u003cp\u003eTo get you started right away, the kit also includes \u003ca href=\"\/products\/bluelab-ph-40-buffer-low-range-calibration\"\u003epH 4.0\u003c\/a\u003e and \u003ca href=\"\/products\/bluelab-ph-7-buffer-neutral-point-calibration\"\u003epH 7.0 calibration solution\u003c\/a\u003e sachets and a \u003ca href=\"\/products\/bluelab-277-ec-standard-solution-verify-ec-accuracy\"\u003e2.77 EC conductivity standard\u003c\/a\u003e, making this an essential, ready-to-go accessory for reliable ongoing nutrient management.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch4\u003eFeatures\u003c\/h4\u003e\u003cstyle\u003e.features-grid-container{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;padding:2rem 0;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;margin:0 auto;max-width:1240px;}.feature-card{background-color:transparent;padding:1.5rem;border-radius:8px;text-align:center;flex:0 1 280px;box-sizing:border-box;}\u003c\/style\u003e\u003cdiv class=\"features-grid-container\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🛡️\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eProtects Probes from Damage\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eA dedicated housing keeps probes safe while delivering accurate readings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔧\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eEasy Installation\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eIncludes the fittings you need to plumb it into your system.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔗\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eIntelliDose \u0026amp; Guardian Wi-Fi Compatible\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eFits the \u003ca href=\"\/products\/bluelab-intellidose-automated-fertigation-all-methods\"\u003eIntelliDose Controller\u003c\/a\u003e and \u003ca href=\"\/products\/bluelab-guardian-monitor-wifi-alarms-edenic-app-alerts\"\u003eGuardian Monitor Wi-Fi\u003c\/a\u003e (non-Inline).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eBluelab Sample Pot\u003c\/li\u003e\n\u003cli\u003eFittings for Installation\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/bluelab-ph-40-buffer-low-range-calibration\"\u003eBluelab pH 4.0 Calibration Solution\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/bluelab-ph-7-buffer-neutral-point-calibration\"\u003eBluelab pH 7.0 Calibration Solution\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"\/products\/bluelab-277-ec-standard-solution-verify-ec-accuracy\"\u003eBluelab 2.77 EC Conductivity Standard\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\u003cdiv class=\"faq-container\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhy should I use a sample pot instead of placing a probe directly in my reservoir?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eA sample pot houses the probe in a controlled, protected space, reducing physical damage while still giving you accurate readings from your nutrient solution.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhich Bluelab devices is this compatible with?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt's compatible with the \u003ca href=\"\/products\/bluelab-intellidose-automated-fertigation-all-methods\"\u003eBluelab IntelliDose Controller\u003c\/a\u003e and the \u003ca href=\"\/products\/bluelab-guardian-monitor-wifi-alarms-edenic-app-alerts\"\u003eBluelab Guardian Monitor Wi-Fi\u003c\/a\u003e, but not the \u003ca href=\"\/products\/bluelab-guardian-inline-wifi-1-npt-100psi-rated\"\u003eGuardian Monitor Inline Wi-Fi\u003c\/a\u003e, which uses its own pressure-rated fittings.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eDoes this kit include everything I need to install it?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eYes. It includes the fittings required for installation, so there's no need to source separate plumbing parts.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat calibration solutions come with this kit?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt includes \u003ca href=\"\/products\/bluelab-ph-40-buffer-low-range-calibration\"\u003epH 4.0\u003c\/a\u003e and \u003ca href=\"\/products\/bluelab-ph-7-buffer-neutral-point-calibration\"\u003epH 7.0 calibration solutions\u003c\/a\u003e, plus a \u003ca href=\"\/products\/bluelab-277-ec-standard-solution-verify-ec-accuracy\"\u003e2.77 EC conductivity standard\u003c\/a\u003e, so you can calibrate your probes right away.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":52485353668824,"sku":"BMCSPT01","price":119.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Bluelab_Sample_Pot_Kit.webp?v=1789671349"},{"product_id":"bluelab-pro-controller-ec-probe-low-maintenance","title":"Bluelab Pro Controller Conductivity Probe","description":"\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\u003ch2\u003eBluelab Pro Controller Conductivity Probe\u003c\/h2\u003e\u003cdiv\u003e\n\u003cp\u003eA worn conductivity probe can throw off dosing accuracy on an otherwise reliable \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003eBluelab Pro Controller\u003c\/a\u003e system. The Bluelab Pro Controller Conductivity Probe is a direct replacement built specifically for the unit, restoring accurate EC readings without needing to replace the controller itself.\u003c\/p\u003e\n\u003cp\u003eFully submersible and built for low maintenance, the probe is easy to clean and holds up to continuous use in your reservoir. A 2-metre (6.56ft) standard cable gives you reach into tanks and reservoirs positioned away from the controller.\u003c\/p\u003e\n\u003cp\u003eNote that this probe is built specifically for the Pro Controller and is not compatible with the \u003ca href=\"\/products\/bluelab-guardian-monitor-wifi-alarms-edenic-app-alerts\"\u003eBluelab Guardian Monitor\u003c\/a\u003e or \u003ca href=\"\/products\/bluelab-combo-meter-replaceable-ph-ec-probes-portable\"\u003eBluelab Combo Meter\u003c\/a\u003e — be sure to confirm your device before ordering.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch4\u003eFeatures\u003c\/h4\u003e\u003cstyle\u003e.features-grid-container{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;padding:2rem 0;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;margin:0 auto;max-width:1240px;}.feature-card{background-color:transparent;padding:1.5rem;border-radius:8px;text-align:center;flex:0 1 280px;box-sizing:border-box;}\u003c\/style\u003e\u003cdiv class=\"features-grid-container\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🧼\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eEasy to Clean\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eLow-maintenance design keeps upkeep simple and infrequent.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e💧\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eFully Submersible\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eBuilt to stay in your reservoir continuously without issue.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e📏\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003e2m \/ 6.56ft Cable\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eStandard length reaches most reservoirs and tanks with ease.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\u003cdiv class=\"faq-container\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhich controller is this probe compatible with?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt's a direct replacement conductivity probe for the \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003eBluelab Pro Controller\u003c\/a\u003e.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eCan I use this with my Guardian Monitor or Combo Meter?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eNo. This probe is built specifically for the Pro Controller and is not compatible with the \u003ca href=\"\/products\/bluelab-guardian-monitor-wifi-alarms-edenic-app-alerts\"\u003eBluelab Guardian Monitor\u003c\/a\u003e or \u003ca href=\"\/products\/bluelab-combo-meter-replaceable-ph-ec-probes-portable\"\u003eBluelab Combo Meter\u003c\/a\u003e.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow do I maintain this probe?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt's designed to be low maintenance and easy to clean, though you should use \u003ca href=\"\/products\/bluelab-277-ec-standard-solution-verify-ec-accuracy\"\u003eBluelab 2.77 EC standard solution\u003c\/a\u003e to verify accuracy periodically.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eCan the probe stay submerged continuously?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eYes. It's fully submersible and built for continuous placement in your reservoir.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow long is the probe cable?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt comes with a standard 2-metre (6.56ft) cable, giving you reach into most reservoir setups.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":52485448073432,"sku":"PROBPCEC","price":69.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Bluelab_Pro_Controller_Conductivity_Probe_1.webp?v=1789672047"},{"product_id":"bluelab-intellidose-ec-probe-5m-16ft-cable","title":"Bluelab Intelligent EC Probe with 5m Cable for IntelliDose","description":"\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch2\u003eBluelab Intelligent EC Probe with 5m Cable for IntelliDose\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cp\u003eA worn EC probe on your \u003ca href=\"\/products\/bluelab-intellidose-automated-fertigation-all-methods\"\u003eBluelab IntelliDose Controller\u003c\/a\u003e can throw off dosing accuracy across your entire nutrient program. The Bluelab Intelligent EC Probe is a direct replacement built specifically for the IntelliDose system, restoring reliable electrical conductivity readings without needing to replace the controller itself.\u003c\/p\u003e\n\u003cp\u003eBuilt around an accurate EC sensor, the probe delivers dependable conductivity measurements in your nutrient solution. To ensure your system remains perfectly calibrated, we recommend regular testing with \u003ca href=\"\/products\/bluelab-277-ec-standard-solution-verify-ec-accuracy\"\u003eBluelab 2.77 EC conductivity standard solution\u003c\/a\u003e. A 5-metre (16ft) cable gives you plenty of reach to route from a distant reservoir back to your controller, providing the same extended range found on the \u003ca href=\"\/products\/bluelab-ph-probe-5m-16ft-extended-cable-bnc\"\u003eBluelab pH Probe with 5m cable\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cstyle\u003e\n  .features-grid-container{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;padding:2rem 0;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;margin:0 auto;max-width:1240px;}\n  .feature-card{background-color:transparent;padding:1.5rem;border-radius:8px;text-align:center;flex:0 1 280px;box-sizing:border-box;}\n\u003c\/style\u003e\n\u003cdiv class=\"features-grid-container\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔄\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eDirect IntelliDose Replacement\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eBuilt as a like-for-like swap for the IntelliDose Controller's EC probe.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🎯\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eAccurate EC Sensor\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eDelivers reliable conductivity readings in your nutrient solution.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e📏\u003c\/span\u003e\n\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003e5m \/ 16ft Cable\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eExtended reach for routing to reservoirs positioned away from your controller.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\n\u003cdiv class=\"faq-container\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhich controller is this probe compatible with?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eIt's a direct replacement conductivity probe for the \u003ca href=\"\/products\/bluelab-intellidose-automated-fertigation-all-methods\"\u003eBluelab IntelliDose Controller Kit\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow long is the probe cable?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eIt comes with a 5-metre (16ft) cable, giving you plenty of reach to a reservoir positioned away from your controller.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat wire configuration does this probe use?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eIt uses a Black, White, Red wire configuration for installation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eCan I install this probe myself?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eYes. It's designed as a direct replacement, and the standard wire configuration makes it straightforward to wire in as a swap for your existing probe.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat does this probe measure?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eIt measures electrical conductivity (EC) in your nutrient solution, feeding accurate readings back to your IntelliDose Controller.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":52485723455704,"sku":"PROBINTEC","price":179.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Bluelab_Intelligent_EC_Probe_5m_Cable.webp?v=1789673660"},{"product_id":"bluelab-intellilink-connect-intellidose-edenic","title":"Bluelab IntelliLink - Wi-Fi Gateway","description":"\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\u003ch2\u003eBluelab IntelliLink - Wi-Fi Gateway\u003c\/h2\u003e\u003cdiv\u003e\n\u003cp\u003eAn \u003ca href=\"\/products\/bluelab-intellidose-automated-fertigation-all-methods\"\u003eIntelliDose Controller\u003c\/a\u003e can manage dosing precisely on its own, but without an internet connection, checking on your grow means being physically on-site. Unlike the \u003ca href=\"\/products\/bluelab-pro-controller-wifi-multi-nutrient-dosing\"\u003eBluelab Pro Controller Wi-Fi\u003c\/a\u003e which has built-in networking, the IntelliLink acts as the essential gateway between your \u003ca href=\"\/products\/bluelab-intellidose-automated-fertigation-all-methods\"\u003eIntelliDose\u003c\/a\u003e (or IntelliClimate) and the \u003ca href=\"https:\/\/edenic.io\/\" rel=\"noopener noreferrer\" style=\"color: #2c5530;\" target=\"_blank\"\u003eEdenic\u003c\/a\u003e app, connecting your setup to the internet via Wi-Fi or an Ethernet cable so you can manage your grow room remotely.\u003c\/p\u003e\n\u003cp\u003eOnce connected, the IntelliLink lets you measure and adjust key grow parameters directly from your phone: irrigation, pH, and nutrient dosing when paired with an \u003ca href=\"\/products\/bluelab-intellidose-automated-fertigation-all-methods\"\u003eIntelliDose\u003c\/a\u003e, or temperature, humidity, light, and CO2 when paired with an IntelliClimate. For growers who require real-time reservoir data alongside their dosing schedule, this setup complements the \u003ca href=\"\/products\/bluelab-guardian-monitor-wifi-alarms-edenic-app-alerts\"\u003eBluelab Guardian Monitor Wi-Fi\u003c\/a\u003e for comprehensive remote oversight. Up to 4 Intelli devices can be connected to a single IntelliLink via the included USB cable, with each device appearing automatically in the Edenic app once plugged in.\u003c\/p\u003e\n\u003cp\u003eSetup is straightforward: download the Edenic app, power on the IntelliLink, connect it to your network, then add the device using the name and 4-digit security code printed on the unit or its packaging. The IntelliLink runs on a Raspberry Pi board, giving it its own separate compliance certification from the devices it connects.\u003c\/p\u003e\n\u003c\/div\u003e\u003ch4\u003eFeatures\u003c\/h4\u003e\u003cstyle\u003e .features-grid-container{display:flex;flex-wrap:wrap;justify-content:center;gap:1rem;padding:2rem 0;font-family:'Helvetica Neue',Helvetica,Arial,sans-serif;margin:0 auto;max-width:1240px;} .feature-card{background-color:transparent;padding:1.5rem;border-radius:8px;text-align:center;flex:0 1 240px;box-sizing:border-box;}\u003c\/style\u003e\u003cdiv class=\"features-grid-container\"\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🌐\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eConnects to the Internet\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eBrings your \u003ca href=\"\/products\/bluelab-intellidose-automated-fertigation-all-methods\"\u003eIntelliDose\u003c\/a\u003e or IntelliClimate online for remote access.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e📶\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eWi-Fi or Ethernet\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eConnect to your local router by cable or wirelessly, whichever fits your setup.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e🔌\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eConnects Up to 4 Devices\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eLink multiple \u003ca href=\"\/products\/bluelab-intellidose-automated-fertigation-all-methods\"\u003eIntelliDose\u003c\/a\u003e or IntelliClimate units to one IntelliLink.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"feature-card\"\u003e\n\u003cspan style=\"font-size: 2.5em; line-height: 1; color: #2c5530;\"\u003e📱\u003c\/span\u003e\u003ch5 style=\"font-size: 1.1em; font-weight: bold; color: #333; margin: 0.75rem 0 0.5rem 0;\"\u003eWorks with the Edenic App\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eManage irrigation, dosing, and climate parameters remotely from your phone.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003ch4\u003eWhat's Included\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eBluelab IntelliLink\u003c\/li\u003e\n\u003cli\u003eIntelliLink USB Cable\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eSupport \u0026amp; Manuals\u003c\/h4\u003e\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 15px;\"\u003e\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Bluelab_IntelliLink_Getting_Started_Manual.pdf?v=1789673919\" rel=\"noopener noreferrer\" style=\"display: inline-flex; align-items: center; background-color: #f7f7f7; border: 1px solid #ddd; border-radius: 8px; padding: 12px 18px; text-decoration: none; color: #333; transition: background-color 0.3s ease, box-shadow 0.3s ease;\" target=\"_blank\"\u003e \u003cspan style=\"font-size: 1.5em; margin-right: 12px;\"\u003e📄\u003c\/span\u003e \u003cspan style=\"font-weight: bold;\"\u003eIntelliLink Getting Started Guide\u003c\/span\u003e \u003c\/a\u003e\u003c\/div\u003e\u003ch4\u003eFrequently Asked Questions\u003c\/h4\u003e\u003cdiv class=\"faq-container\"\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eWhat does the IntelliLink connect to?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIt connects your \u003ca href=\"\/products\/bluelab-intellidose-automated-fertigation-all-methods\"\u003eBluelab IntelliDose\u003c\/a\u003e or IntelliClimate to the internet, bringing them into the Edenic app for remote monitoring and control.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow many devices can I connect to one IntelliLink?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eUp to 4 IntelliDose or IntelliClimate devices can be connected to a single IntelliLink using the included USB cable.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow do I connect the IntelliLink to my network?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eYou can connect it either via a LAN\/Ethernet cable directly to your router, or over Wi-Fi if your IntelliLink is within range of your access point.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eDo I need the Edenic app to use the IntelliLink?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eYes. The IntelliLink is designed specifically to bring your Intelli devices into the Edenic app, where you monitor and adjust your grow parameters remotely.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cdiv class=\"faq-question\"\u003e\n\u003cspan\u003eHow do I add a new device in the app?\u003c\/span\u003e \u003cspan class=\"faq-icon\"\u003e+\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-answer\"\u003e\u003cdiv\u003e\u003cp\u003eIn the Edenic app, choose \"Add Device\" and follow the prompts, using the device name and 4-digit security code found on the back of the unit or its packaging.\u003c\/p\u003e\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":52485808849112,"sku":"BMCINL01","price":195.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Bluelab_IntelliLink.webp?v=1789673973"}],"url":"https:\/\/trimleaf.com\/collections\/probes-sensors.oembed","provider":"Trimleaf","version":"1.0","type":"link"}