QBL 4 LED COB Grow Light 

The QBL 4 by Quick Bloom Lights, features the latest in COB LED Light Technology, providing you full spectrum grow lights, with use from Seedling, Veg to Flower. Offers MAXIMUM PAR OUTPUT for $with 916 umol/m2/s at center of footprint at 24" !

The Purpose developed Super-Convex Focus Lens optimizes penetration of Canopy enhancing growth and yield. 

QBL 4 has been CE And ROHS approved - most grow lights sold rarely passes any test or regulation, and can cause a serious risk of fire or electrocution. Make sure your light has real backing.

QBL 4 Features:

• 4 x 90 Watt COB Bridgelux & Epileds.
• 25 x 5 Watt Bridgelux  LED Diodes
• Super-Convex Lens Focus, Glass material, for better Canopy penetration and heat resistance.
• Hanging Kit and Australian Power Cord.
• 100 % Adjustable Spectrum thru dimmers on Side.
• 5 Years Manufacturers Warranty.
• CE, ROHS Approved. 
• 13 Bands (380NM - 760NM & White), Full PAR Spectrum Incl. Far Red (lower end) and near UV

Specs

Model: QBL 4 

Power output: 435 watts (draws max 300watt from wall)

HID equivalent: 800 watts

LEDs: 

• 4 x 90-watt BridgeLUX & Epileds COB ( Chip-On-Board )
• 25 x 3-watt supplemental Bridgelux 

Optics: Super-Convex Lens Focus Technology - BEST IN CLASS

Spectrum: Full-spectrum - Dimmable Power to Suit all plant stages and strains.

PAR Output: 916 umol/m2/s at center of footprint at 24"

Coverage area: 

• Veg: 7' x 3'    Or 213 x 91 CM
• Flower: 5' x 3 1/2'   Or 152 x 106 CM

Thermal management: 2 x cooling fans, heatsinks

Daisy chain: No

Operating/input voltage: 85v-260v AC; 50Hz-60Hz

Dimensions: 430x275x58MM

Weight: 5.5 KGS

Recommended height above canopy: 

• Veg: 24"-36"  
• Flower: 18"-24"   

Product includes: LED fixture, 240v power cord, dual channels (COBs or 3W arrays), heavy duty hanging cables, hanging hooks

Additional info: IP45, CE, RoHS  

Recommended for:

• Grow tents
• Grow rooms
• Full-cycle growing from seedling, Veg to flower
• Soil, hydroponic, aeroponic, or aquaponic systems

Manufacturer's Warranty: 3 years

Par Readings at various heights

Use of Dimmers :

 A few Videos from Users on Youtube: