QB120 Quantum Board

120 LM561C S6 Bin

QB120 Quantum Boards

High efficiency boards designed for DIY projects. Can be powered up to 70 watts. No Thermal Interface Material or heatsink is required. Does not work with Slate series Heatsinks.

Amzon Prime Qb288 Link

3000K Spectrum

4000K Spectrum



  • 120pcs Samsung 561C Bin Diodes
  • DC Jack Connector or Molex Connector
  • Dimensions 280mm x 240mm
  • Max current per board 2800mA


Connector Options ( Molex Connector or DC Jack )

Board's power wires can optionally be soldered.

  • Molex Connector

Wire can be pushed into the connector. To unmate,  push down lever on the housing to allow the wire to be disengaged. Rated 300V 9A. Max 10 boards in series wiring.

Molex Lite trap


  • DC Barrel Connector. Suitable for single or multiple boards in parallel only. Not suitable for multiple boards in series wiring. Connector can be ordered here

DC Connector

Driver Options

Single Board

GSC40B-1400 for US with IEC 60320/C7 Power Cord.
OWA-60U-24 for US
LPF-40-24 or LPF-40D-24
LPF-60 -24 or LPF-60D-24

GSC40E-1400 for EU

2 Boards

LPC-100-2100 - 2x QB 120 in series
LPF-90D-48 or LPF-90-48 - 2x QB 120 in series
HLG-80H-48 - 2x QB 120 in series
HLG-100H-48 - 2x QB 120 in series
HLG-120H-48 - 2x QB 120 in series

4 Boards

HLG-240H-C2100 - 4x QB 120 in series

Collections: ALL, LED Components

Category: DIY, QB

Type: DIY Kits

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