{"product_id":"vivosun-aerolab-p30-ph-meter-0-01-ph-replaceable-probe","title":"Vivosun AeroLab P30 Digital pH Meter","description":"\u003ch4\u003e\u003cbr\u003e\u003c\/h4\u003e\n\u003ch2\u003eVivosun AeroLab P30 Digital pH Meter\u003c\/h2\u003e\n\u003cdiv\u003e\n\u003cp\u003eMost pocket pH pens are accurate to ±0.1 pH and get thrown away once the probe wears out. In a hydroponic or DWC system where small pH swings affect nutrient uptake, that isn't good enough, and replacing the whole meter every year adds up. The Vivosun AeroLab P30 reads 0.00–14.00 pH to ±0.01 accuracy, ten times tighter than a standard pen. Automatic Temperature Compensation (ATC) and a live temperature readout keep measurements stable as reservoir temperatures shift.\u003c\/p\u003e\n\u003cp\u003eCalibration is guided. The P30 supports one-, two-, or three-point calibration with smart buffer recognition and an automatic stability check, and works with both NIST (4.01\/6.86\/9.18) and USA (4.00\/7.00\/10.01) buffer standards. Everything needed to start is in the box: four AAA batteries, two packets each of pH 4.01, 6.86, and 9.18 buffer powder, and a 50 ml measuring cup. When the probe eventually wears out (typically after about a year), unscrew it and install a replacement instead of buying a new meter.\u003c\/p\u003e\n\u003cp\u003eAn IP67-rated PC housing resists water and dust, and a sealed cap with a moist sponge keeps the electrode hydrated between uses. A backlit LCD shows pH and temperature together. Auto and manual HOLD lock readings so the meter doesn't have to stay in solution, and an adjustable auto shut-off (5–20 minutes) extends battery life. It's built for hydroponics, DWC, drip irrigation, aquariums, and lab use.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 20px 0;\"\u003e\u003cvideo src=\"https:\/\/cdn.shopify.com\/videos\/c\/o\/v\/9f5496b3efe94041abe5b4ef68f491f0.mp4\" style=\"width: 100%; height: auto; border-radius: 8px;\" autoplay=\"autoplay\" muted=\"\" loop=\"loop\" playsinline=\"\" controls=\"controls\" loading=\"lazy\"\u003e\n\u003c\/video\u003e\u003c\/div\u003e\n\u003ch4\u003eFeatures\u003c\/h4\u003e\n\u003cstyle\u003e\n  .image-gallery-container{max-width:1000px;margin:20px auto;}\n  .image-gallery{display:grid;grid-template-columns:repeat(2,1fr);gap:15px;}\n  .gallery-item{aspect-ratio:1;overflow:hidden;border-radius:8px;}\n  .gallery-item img{width:100%;height:100%;object-fit:cover;transition:transform 0.3s ease;display:block;}\n  .gallery-item:hover img{transform:scale(1.05);}\n  @media (max-width:768px){\n    .image-gallery{display:flex;overflow-x:auto;scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;gap:12px;}\n    .gallery-item{flex:0 0 85%;scroll-snap-align:start;}\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"image-gallery-container\"\u003e\n\u003cdiv class=\"image-gallery\"\u003e\n\u003cdiv class=\"gallery-item\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Vivosun_AeroLab_P30_4.jpg?v=1790612960\" alt=\"Vivosun AeroLab P30 digital pH meter with automatic temperature compensation\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"gallery-item\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Vivosun_AeroLab_P30_3.jpg?v=1790612960\" alt=\"Vivosun AeroLab P30 one-touch auto calibration with buffer solutions\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"gallery-item\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Vivosun_AeroLab_P30_5.jpg?v=1790612960\" alt=\"Vivosun AeroLab P30 backlit LCD, IP67 housing, replaceable electrode, and auto power-off\"\u003e\u003c\/div\u003e\n\u003cdiv class=\"gallery-item\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Vivosun_AeroLab_P30_2.jpg?v=1790612960\" alt=\"Vivosun AeroLab P30 measuring pH with ±0.01 accuracy across the full 0-14 range\"\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\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;\"\u003e±0.01 pH Accuracy\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eLab-grade precision across the full 0.00–14.00 range for tight nutrient 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;\"\u003eATC \u0026amp; Temperature Readout\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eCompensates for temperature automatically and displays it alongside pH.\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;\"\u003eSmart Auto Calibration\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003e1-, 2-, or 3-point calibration with buffer recognition for NIST and USA standards.\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;\"\u003eReplaceable Probe\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eSwap in a new electrode when it wears out instead of replacing the whole meter.\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;\"\u003eIP67 Durable Housing\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eWater- and dust-resistant PC body with a sealed, sponge-lined probe cap.\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;\"\u003eAuto \u0026amp; Manual HOLD\u003c\/h5\u003e\n\u003cp style=\"font-size: 0.95em; line-height: 1.6; color: #555; margin: 0;\"\u003eLock readings instantly on a backlit LCD, with adjustable auto shut-off.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch4\u003eWhat's Included\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e1x AeroLab P30 Digital pH Meter\u003c\/li\u003e\n\u003cli\u003e4x AAA Batteries\u003c\/li\u003e\n\u003cli\u003e2x pH 4.01 Buffer Powder Packets\u003c\/li\u003e\n\u003cli\u003e2x pH 6.86 Buffer Powder Packets\u003c\/li\u003e\n\u003cli\u003e2x pH 9.18 Buffer Powder Packets\u003c\/li\u003e\n\u003cli\u003e1x 50 ml Measuring Cup\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\u003e0.00–14.00 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003epH Resolution\u003c\/td\u003e\n\u003ctd\u003e0.01 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003epH Accuracy\u003c\/td\u003e\n\u003ctd\u003e±0.01 pH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Range\u003c\/td\u003e\n\u003ctd\u003e32–122°F (0–50°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Resolution\u003c\/td\u003e\n\u003ctd\u003e0.1°F (0.1°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Accuracy\u003c\/td\u003e\n\u003ctd\u003e±0.5°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTemperature Compensation\u003c\/td\u003e\n\u003ctd\u003eAutomatic (ATC)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCalibration\u003c\/td\u003e\n\u003ctd\u003e1-, 2-, or 3-point with auto buffer recognition\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBuffer Standards\u003c\/td\u003e\n\u003ctd\u003eNIST (4.01\/6.86\/9.18) or USA (4.00\/7.00\/10.01)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProbe\u003c\/td\u003e\n\u003ctd\u003eReplaceable pH electrode (typical lifespan ~1 year)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtection Rating\u003c\/td\u003e\n\u003ctd\u003eIP67\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing\u003c\/td\u003e\n\u003ctd\u003ePC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eBacklit LCD (pH + temperature)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuto Power Off\u003c\/td\u003e\n\u003ctd\u003eAdjustable, 5–20 minutes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAuto HOLD\u003c\/td\u003e\n\u003ctd\u003eOff or adjustable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003e4 × AAA batteries (included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e1.65\" × 1.65\" × 7.52\" (42 × 42 × 191 mm)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWeight\u003c\/td\u003e\n\u003ctd\u003e4.23 oz (120 g)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch4\u003eHow to Use\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003eMeasuring:\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eRemove the top cover, insert the 4 AAA batteries into the battery compartment, and replace the cover.\u003c\/li\u003e\n\u003cli\u003eShort press the power button to turn the meter on, rinse the probe with distilled water, and shake off excess water.\u003c\/li\u003e\n\u003cli\u003ePlace the probe at least 1\" into your solution, stir gently, and let it sit. When the stability icon stops flashing, the reading is complete.\u003c\/li\u003e\n\u003cli\u003ePress CAL to manually lock the reading, or enable Auto HOLD in the settings menu.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eCalibrating (NIST standard):\u003c\/strong\u003e\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003eDissolve a pH 6.86 buffer packet in 250 ml of distilled water (five fills of the included 50 ml cup).\u003c\/li\u003e\n\u003cli\u003eTurn the meter on and long press CAL to enter calibration mode.\u003c\/li\u003e\n\u003cli\u003eRinse the probe, place it in the pH 6.86 solution, stir gently, and let it sit. When the reading stabilizes, press CAL to confirm.\u003c\/li\u003e\n\u003cli\u003eRepeat with pH 4.01 and then pH 9.18 solutions for two- or three-point calibration. Don't power off between points.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eCare tips:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eRinse the probe with distilled or deionized water before and after every use.\u003c\/li\u003e\n\u003cli\u003eStore with the protective cap on, and periodically add 3–5 drops of potassium chloride (KCl) solution to the sponge inside the cap.\u003c\/li\u003e\n\u003cli\u003eNever store the probe in pure water, and don't fully submerge the meter.\u003c\/li\u003e\n\u003c\/ul\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\/Vivosun_AeroLab_P30_Manual.pdf?v=1790612809\" 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;\"\u003eAeroLab P30 User Manual\u003c\/span\u003e \u003c\/a\u003e\u003c\/div\u003e\n\u003ch4\u003eWarranty\u003c\/h4\u003e\n\u003cp\u003eThe Vivosun AeroLab P30 Digital pH Meter is covered by a 2-year limited manufacturer warranty from the original date of purchase.\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\u003eHow accurate is the AeroLab P30 compared to a standard pH pen?\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 AeroLab P30 is accurate to ±0.01 pH, while most standard pocket pH pens are rated at ±0.1 pH. That tighter precision matters in hydroponic and DWC systems, where small pH swings affect nutrient availability.\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\u003eShould I use NIST or USA calibration buffers?\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\u003eEither works. The meter ships set to NIST and includes NIST buffers (4.01, 6.86, 9.18). If you prefer USA-standard buffers (4.00, 7.00, 10.01), switch the buffer type in the settings menu (P02) before calibrating.\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\u003eWhy does it take longer to read pure or RO water?\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\u003eLow-mineral water like RO, distilled, or drinking water can take 1–5 minutes to stabilize. To speed it up without affecting accuracy, add 3M potassium chloride (KCl) solution at a 1:1000 ratio (1 ml per 1,000 ml of water).\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 store the probe 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\u003eTurn the meter off and attach the protective cap securely to keep the probe moist. Periodically add 3–5 drops of KCl solution to the sponge inside the cap. Never store the probe in pure water. If it has dried out, soak it in KCl solution for at least 24 hours before recalibrating.\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\u003eWhen and how do I replace 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\u003eThe probe typically lasts about a year depending on use and care. Replace it if readings become slow, unstable, or won't calibrate. Remove the cap, unscrew the nut, pull out the old probe, insert the new one aligned with the pins, and screw it in tightly. Soak it in KCl solution for at least 5 minutes, then calibrate. Use only Vivosun-designated replacement probes.\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 meter 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\u003eThe AeroLab P30 is IP67-rated to resist water and dust, protecting it from splashes and accidental drops. It's still designed for measuring liquids with the probe only, so don't fully submerge the meter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"VIVOSUN","offers":[{"title":"Default Title","offer_id":52574294114520,"sku":"WEB-VSE-ALP30","price":79.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1383\/1731\/files\/Vivosun_AeroLab_P30_1.jpg?v=1790612959","url":"https:\/\/trimleaf.com\/products\/vivosun-aerolab-p30-ph-meter-0-01-ph-replaceable-probe","provider":"Trimleaf","version":"1.0","type":"link"}