Horticulture Lighting Group 260 Watt Quantum Board LED Kit


2 High Efficiency QB-288 or QB-304 Quantum Boards.

Equivalent to a 500 Watt HPS, two of these will replace a single ended 1000 Watt HID grow light. Three of these kits equal a double ended 1000 Watt HID! 

 - "All the parts needed to build your own high performance LED grow light is included in the kit. And if you want a kit without the assembly, have us build and test it for you. Either way, you'll be ready to grow, even on a tight budget."

General Spectrum Info:

3000k - Great for Flowering and General Use.
4000k - Great for Vegetative Phase or as a Primary Veggie Light.

2700k - Great for a Primary Flowering

Custom configurations are available upon request, just contact us with your configuration.


  • Driver Adjustable from 135-285 Watts
  • Veg Footprint: 4’ x 4’
  • Recommended Flower Footprint: 3’ x 3’ or 2’ x 4’
  • 2 Kits Equal the Output of a Single Ended 1000 Watt HID!
  • 3 Kits Equal the Output of a Double Ended 1000 Watt HID!
  • Dimensions: 23.75" x 8" x 3"
  • 1 Year Warranty


  • 2 QB-288 Boards or QB-304 Boards with Samsung LM561C S6 Top Bin Diodes
  • 1 Slate 2 Double Predrilled 600mm Heatsink
  • Meanwell HLG-240H LED Driver. 93.5% Driver Efficiency. Boards Should be Wired in Series with the Driver for Maximum Output
  • 6FT Nema 5-15P 16/3 SJTW NA Power Cord or Equivalent for Standard 120VAC with Cable Connector
  • 2' Solid Core Wire
  • 5 Wago Connectors for DC Wiring
  • NEW "No Tilt" Hanger Clips


  • Lamp Efficacy with S6 Flux Bin 2.44 µmol/J, 162Lm/W
  • Board Level Efficacy with S6 Flux Bin 2.61 µmol/J, 173Lm/W


No Thermal Interface Material is required between the LED board and the heat sink.

Remove the black plug on top of the driver and use a small Philips head screwdriver to adjust the power.

LED Driver color wires


Molex Lite Trap

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