QB324 & Slate 2 Single Combo

Board & Heatsink

QB324 Quantum Board & Slate 2


  • QB 324 is compatible with our custom Optics Lens System
  • QB 324 uses a mix of 80 CRI and 90 CRI for a flowering spectrum rich in deep red.

NOTE: Optics Lens not sold separately.

Nylon Washers are required with screw for installing board to avoid electrical short on board's circuit trace. Nylon Washers are included with Kit. Contact us if your order is missing washers. Nylon Washer goes between screw head and the board.

Washers are not required if optic lens are used.


High efficiency boards designed for Horticulture Applications. Each board can be powered from 10 to 150 watts. No Thermal Interface Material or paste is required.


  • Two QB324 boards.
  • Two Singles Slate 2 heatsinks
  • Connectors rated 300V 9A
  • 108+ VDC. Absolute Max current per board 2400mA

*QB324 has an absolute max power for 250 watts. With Slate 2 heatsink QB 324 can be used up to 160 watts

QB324 System test at 1050mA

Conversion factor measured by Lighting Passport Spectrometer 61.50 Lumens = 1 PPF

Test Report without Lens

Test Report with Lens

Test Summary


HLG Custom Optics Designed by


Customer Reviews

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Collections: ALL, Quantum Boards

Category: DIY, QB

Type: DIY

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