QB 3 FAR RED - Horticulture Lighting Group


Regular price$9.00


  • Forward Voltage Vf = 6.7 VDC -7.0 VDC @ 1000mA
  • 220 mm x 30mm
  • Peak Wavelength 730nm
  • Max Recommended Current 1000mA
  • Recommended Installation: Screw, Double side adhesive tape.


Recommended Far Red LED Modules for even coverage

Space in ft x ft  QB 3 Modules 
2x2, 2x2.5, 3x3 1 or more in Parallel
4x4, 4x5, 5x5 2 in series
6x6 3 in series


Recommended Usage

Flowering Initiator. Power on for 3 to 10 minutes during transition from Lights On (Photo Period) to Lights Off (Dark Period).

HLG Flowering InitatorUnder normal conditions it can take up to 2 hrs to change Phytochrome state from Pfr to Pr. Flower Initiator helps change Phytochrome state from Pfr to Pr within minutes. This helps finish the flowering cycle faster and also allows for a 13/11 cycle.



Driver Options (Constant Current LED Driver only)

APC-8-700 - One or more QB 3 in Parallel
APC-12-700 - One or Two QB 3 in Series
APC-16-700 - Two or Three QB 3 in Series
APC-25-700 - Three or Four QB 3 in Series
LPC-20-700 - Three or Four QB 3 in Series


Meanwell LDD H are a great way of using standard 12v - 54V power supplies to power QB 3 strips. Standard 12V power supply can power 1 board with LDD. Standard 18V power supply can power 2 board in series on a LDD. Standard 24V power supply can power 3 board in series on a LDD. These step down DC-DC drivers are available in 300mA, 350mA, 500mA, 600mA, 700mA, 1000mA. LDD can convert 10 to 54VDC input into Constant Current to power for QB 3





All domestic orders ship in 1-4 business days. International orders ship in 5-10 business days.

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