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White HLG 750 ES Diablo LED grow light, suspended, showing many red and white diodes and the Diablo logo.
Visible light spectral distribution graph showing relative intensity. Prominent blue peak around 450nm and strong red peak near 660nm.
White HLG 750 ES Diablo LED grow light fixture, featuring four light boards with numerous yellow and green LEDs.
White rectangular HLG 750 ES Diablo LED grow light for horticulture, suspended, showing multiple panels of LEDs.
White HLG 750 ES Diablo LED grow light, suspended, showing many red and white diodes and the Diablo logo.
Visible light spectral distribution graph showing relative intensity. Prominent blue peak around 450nm and strong red peak near 660nm.
White HLG 750 ES Diablo LED grow light fixture, featuring four light boards with numerous yellow and green LEDs.
White rectangular HLG 750 ES Diablo LED grow light for horticulture, suspended, showing multiple panels of LEDs.

HLG 750 Diablo ES Enhanced Spectrum LED Grow Light

Official Horticulture Lighting Group Dealer Model: HLG750ES
$999.00 USD
starting from 0% interest financing from /mo.

Payment Options

Options:Pay in Four, Pay Monthly
Amount:Up to $1,500 (Pay in 4)
Up to $10,000 (Monthly)
Schedule:Bi-weekly to Monthly
Term:6 weeks, 12 or 24 months
Interest:0% to 35.99% APR*
Credit Check?Soft Check Only
Schedule:Bi-weekly to Monthly
Term:6 weeks, 6 or 12 months
Interest:0% to 35.99% APR*
Credit Check?Soft Check Only
Finance up to:$4,000
Must apply on a desktop device.
Schedule:Flexible
Term:Up to 36 months
Interest:Processing fee + interest
Lease-to-Own?Yes
Amount:$500 to $10,000
Looking to finance equipment under your corporation? Learn more about Business Financing
  • This unit delivers 2089 PPF output across a 5' x 5' flowering footprint.
  • Integrated reflectors and Enhanced Spectrum tech drive light deeper into the canopy.
  • The passive cooling design provides silent operation with no fans to maintain or replace.
  • 5-year warranty for defects in materials and workmanship under normal use conditions
  • View More Details
Order today, ships between July 1 - July 22, 2026
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VOLUME PRICING

Commercial & Bulk Purchasing

We support operations & licensed facilities with volume pricing, dedicated account managers, and custom equipment consultation.

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THROUGH THE Cultivator's LENS Hands-On Evaluation

Who This Is For

  • You are upgrading to the ES because your current bars leave lower growth sites shaded and underdeveloped.
  • You are switching to enhanced spectrum because standard white LEDs aren't driving enough energy through a thick canopy.
  • You are moving to a passive-cooled fixture because fan-driven lights introduce noise and maintenance you want to avoid.

What We Found

  • Those integrated reflectors do a great job of keeping light on the plants instead of bouncing off the tent walls.
  • We noticed the Enhanced Spectrum version helps maintain vigor in the middle of the plant where white LEDs often fail.

What Users Say

  • Growers who switched to the Diablo boards say their cooling costs dropped because these run much cooler than HPS sets.
  • Operators say the deeper light penetration meant they could stop aggressive defoliation to reach the lower canopy.

HLG 750 Diablo ES Enhanced Spectrum LED Grow Light

Struggling to deliver powerful, even light through a dense plant canopy? The HLG 750 Diablo ES is engineered to solve that exact problem. This professional-grade LED grow light uses revolutionary Enhanced Spectrum technology to provide more balanced energy and deeper penetration, ensuring your entire plant gets the light it needs for vigorous, full-cycle growth.

Designed for serious commercial cultivators, this system excels in grow tents, on flood tables, and over rolling benches. It’s built with four high-performance Diablo Quantum Boards and integrated reflectors, producing a massive 2089 PPF output with an exceptional photon efficacy of 2.86 µmol/J. The Enhanced Spectrum boosts green and deep red wavelengths, driving photosynthesis more efficiently and reaching lower growth sites that other lights miss. This fixture is a key part of the advanced Horticulture Lighting Group lineup, offering performance that complements other high-output models like the HLG 750 Diablo Full Spectrum.

The HLG 750 Diablo ES provides a large 5' x 5' flowering footprint and a 6' x 6' vegetative footprint, with a reliable passive-cooled design that eliminates fan noise and maintenance. For growers needing a smaller but equally powerful option, the HLG 350 Diablo offers similar technology for compact spaces, while those pushing for maximum intensity might prefer the HLG 750 Diablo X. Certified for safety and backed by a comprehensive 5-year warranty, this light is a dependable investment for maximizing quality and yield.

Features

🌈
Enhanced Spectrum Technology

Increased green and deep red wavelengths drive superior canopy penetration and photosynthesis.

⚡
High-Efficiency Output

Delivers an impressive 2089 PPF at an industry-leading 2.86 µmol/J efficacy for maximum energy savings.

🔄
Integrated Reflector System

Improves PPFD uniformity and light distribution, ensuring all levels of the canopy receive optimal light.

📐
Versatile Coverage Area

Covers a 5' x 5' flowering footprint and a 6' x 6' vegetative area, perfect for various setups.

🔧
Passive-Cooled Design

Silent, reliable operation with excellent heat dissipation eliminates fan noise and maintenance.

🛡️
Commercial-Grade Certification

UL 8800, UL 1598, and CSA certified for safety and reliability, backed by a 5-year warranty.

Specifications

Specification Value
Power 0-730 Watts
Voltage Range 120-277 VAC 50-60Hz
Flowering Footprint/Canopy Distance 5' x 5' / 15" - 24"
Veg Footprint/Canopy Distance 6' x 6' / 36"
System PPF Efficacy 2.86 μmol/J
Total Output 2089 PPF
Dimensions 37.5" x 27.125" x 3.75"
Product Weight 20.25 lbs
Certifications UL 8800, UL 1598, CSA

Warranty

The HLG 750 Diablo ES is backed by a comprehensive 5-year manufacturer warranty, providing coverage for defects in materials and workmanship under normal use conditions. This warranty demonstrates HLG's confidence in the build quality and long-term reliability of their commercial-grade LED systems.

FAQs

How does the Enhanced Spectrum technology improve plant growth?+

The Enhanced Spectrum boosts green and deep red wavelengths, which are highly efficient for photosynthesis. This specialized light penetrates deeper into dense canopies, activating lower leaves and promoting more uniform development throughout the entire plant. You can learn more about how HLG sets the bar for quantum board grow lights in our detailed article.

Is the HLG 750 Diablo ES suitable for my grow space?+

This light is perfect for a 5' x 5' flowering area or a 6' x 6' vegetative space. If you are focusing strictly on early growth stages, the HLG 250 VEG Pro is a great alternative for dedicated veg rooms. For larger areas, multiple units can be used to create seamless, high-intensity coverage.

What maintenance does this light require?+

Thanks to its passive-cooled design, the HLG 750 Diablo ES is virtually maintenance-free. There are no fans to clean or replace. Simply wipe the diodes occasionally with a soft, dry cloth to ensure maximum light output. The solid-state design means no bulbs to change, ever.

Can I dim the light and control multiple units?+

Yes, the included power supply is fully dimmable, allowing you to adjust power from 0-730 watts to match your plants' growth stage. For advanced control of one or more lights, it is compatible with the HLG Growflux Access Point Controller (sold separately), which enables wireless scheduling and management.

How does the integrated reflector system work?+

The reflectors are engineered to capture and redirect light that would otherwise escape, focusing it down onto the plant canopy. For growers looking to further customize their spectrum, adding an HLG 30 UVA Supplement Bar can help boost terpene and resin production. This significantly improves PPFD uniformity across the entire footprint, ensuring plants at the edges receive as much light as those in the center for more consistent yields.

What are the electrical requirements for this fixture?+

The HLG 750 Diablo ES features a wide input voltage range of 120-277 VAC, making it compatible with nearly all residential and commercial electrical systems without needing extra equipment. It draws approximately 6.1 amps at 120V or 2.6 amps at 277V.

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