Horticulture Lighting Group - HLG 550 V2 Rspec LED Grow Light

Heavy Duty Adjustable Hangers Included. 


Ultra Efficient SE 1000 Watt Replacement!

HLG 550 V2 (Version 2) Rspec indoor horticulture LED Lamp is designed to replace a single-ended 1000W HID. Each lamp uses 4 custom designed Ultra Efficient white light Quantum Boards with deep red. The new R-Spec spectrum will enhance flowering while still being a great all-around light from seed to harvest. The HLG-550 is also available in 3000k and 4000k. The HLG-550 Rpsec with 1088 Highest Bin Samsung LM301B LED's and 64 Osram deep red diodes is the one of the most efficient grow lights on the market. Enjoy lower energy cost, less heat, and more output. The new HLG-550 Rspec  has a 4% efficiency gain over the previous model!

The V2 Rspec produces 1257 PPF with just 480 Watts!

The V2 3000K and 4000K fixture produces 1178 PPF with just 473 Watts!

NEW - ETL Listed for Commercial Use!

 - "The V2's Rspec best in class efficiency makes this a no-brainer 1000 watt replacement, a truly excellent product, awesome just got more awesome."


  • Ultra Efficient White Light Quantum Boards With Deep Red
  • White Light Full Spectrum with supplemental Red for Best Results
  • Reliable Passively Cooled Design
  • Better Canopy Light Penetration with a Wide Design
  • Optional Focusing Lens for Open Grow Areas
  • Ideal for Veg and Bloom (Full Cycle)
  • Dimmable Power Supply Included
  • Spectrums: Rspec Enhanced Flowering and General Use, 3000k General Use and Flowering, 4000k Veg.
  •  Made in America
  • ETL Listed for Commercial Use
  • 3 Year Warranty.


  • Adjustable Power Output: 240-480 Watts
  • HID Equivalent: SE 1000 Watts
  • LED's: 1088 Highest Bin Samsung LM301b Diodes + 64 Osram Deep Red Diodes (Rspec)
  • LED's: 1152 Highest Bin Samsung LM301b Diodes (3000K & 4000K)
  • V2 Rspec Total Output: 1257 PPF
  • V2 (3000K & 4000K) Total Output: 1178 PPF
  • V2 Rspec System PPF Efficiency: 2.6 µmol/Joule (Independent Test Results)
  • V2 System PPF Efficiency: 2.5 µmol/Joule (Independent Test Results)
  • Coverage Area:
  •      Flower: 4.5' x 4.5' or 4' x 5'
  •      Veg: 6' x 6'
  • Recommended Hanging Height: 18-28 Inches Above Canopy 
  • Cooling: Passive Cooling
  • Dimensions: 26” x 20” x 3”
  • Operating/Input Voltage: 120 VAC or 240 VAC; 50Hz-60Hz
  • Input Voltage Range: 90 - 277 VAC
  • Finish: Red Anodized Aluminum (Rspec)
  • Finish: Clear Anodized Aluminum (3000K & 4000K)

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