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HLG 320 XL V2 Red Spec Samsung Quantum Boards DIY KIT

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320 Watt DIY LED Grow Light Kit with Three High-Efficiency QB288 R-Spec LM301H + 660nm Quantum Boards

Not yet in stock 

We finally have stock to add the HLG XL Version with 3 x HLG Samsung Quantum boards, we use the QB 288 R-spec quantum boards and a HLG-320H-C2100 Driver allowing for 285 watt pull from wall. 

Top Features

  • Dimmable (driver) from 100-340 Watts
  • 600 watt HID replacement (use 2 kits to flower a 5' x 5' space)
  • Veg Footprint 5' x 5' (25 sq ft)
  • Recommended Flower Footprint 2' x 4' (8 sq ft) or 2.5' x 5' (12.5 sq ft)
  • 3500K + 660nm Deep Red; white light full spectrum for better results
  • Reliable passively-cooled design
  • Better canopy light penetration with diffused light
  • Ideal for full cycle grows or flowering
  • 1-year manufacturer's warranty

Kit Includes

  • 3 x QB288 V2 R-Spec USA-made Quantum Boards with Samsung LM301H + 660nm Top-Bin Diodes
  • 1 x Slate 2 Triple Predrilled 891mm Heatsink
  • Meanwell HLG-320H LED Driver. 93.5% Driver Efficiency. Boards should be wired in series with the driver for maximum output (DO VIEW VIDEO)
  • 6FT 240V Australia power cord with cable connector
  • 2ft solid core Wire, 2x Wago Connectors for DC wiring
  • Hanger Clips


  • Dimensions: 35" x 8" x 3"

  • Lamp Efficacy with QB288 V2 Rspec 2.6 µmol/J 
  • Board Level Efficacy with QB288 V2 Rspec 2.73 µmol/J
  • No Thermal Interface Material is required between the LED board and the heatsink
  • Remove black plug on driver and use Philips head screwdriver for dimming
  • Kit is shipped disassembled and requires assembly before use
  • Tools required: screwdriver and wire strippers (or scissors). No soldering required.


HLG 320 XL PPFD Test
Following video shows how this light should be put together
If boards are not wired correct in series, the risk to damage a board is possible and not covered by warranty.
Note this is a DIY KIT, you will need to assemble the light upon arrival - we dont currently offer instructions as a licensed electrician is required by Australian Law.