Optic LED

Optic LED Optic 4 XL Dimmable LED Grow Light 460w (UV/IR) 3500K COBs


Bulk/wholesale pricing available for this product:
call us or email us for volume quote.

Optic LED has now seamlessly integrated four of CREE's largest most efficient COBs (XLAMP CXB-3590) with industry-leading glass optical projection lenses to give you unprecedented light penetration with the highest PPFD of any 460-watt lighting system.

The combination of these two technologies combined with a proprietary blend of 3-watt Osram LEDs will give you significantly improved grams per watt yield and significant increases in trichome density and quality.

Growing with the Optic 4 XL you can expect to yield up to 2.25 pounds which is an incredible 2.25 grams per watt.

This fixture is ideal for vegging a 5' x 5' area or flowering a 4' x 4' area.  





Maximum wattage draw: 460 watts

HID equivalent: 1000 watt SE HPS


  • 4 x CREE CXB3590 3500K COB LEDs
  • Each COB is 137w max & under driven @80w continuous
  • 32 x 3-watt OSRAM ultra-efficient LEDs with crystal clear lenses

Optics: COBS are outfitted with a high-quality 120-degree glass lens. The glass lens directs light downwards, magnifies PAR, and increases canopy penetration by up to 200%. 

Drivers:  3 Meanwell Drivers

    Spectrum: Full-spectrum + (Infrared and UVA)

    • Spectrum "COBS only":


    • Spectrum @ full power (COBS + Bloom Enhancers)


    PAR Output: 1660 u/mols @18" hanging height (center of footprint)

    • PPFD tested with Apogee MQ-500 in 4x4 (1.2m x 1.2m) grow tent

    PPFD for 4x4 area (1.2m x 1.2m) @ 18": 659 umol/m2/s (average)

    • PAR chart:


    PPFD for 4x4 area (1.2m x 1.2m) @24": 601 umol/m2/s (average)

    • PAR chart:


    Optic 4 XL Canopy Penetration (measured in u/mols):

    • Tested in 4x4 (1.2m x 1.2m) grow tent @ 48" hanging height:


    Recommended coverage area and hanging height :

    • Veg: up to 5' x 5' (1.5m x 1.5m) @ 30" (using COBs only)
    • Flower: 4' x 4' @ 18"- 24" (1.2m x 1.2m) 
    • Flower: 4.5' x 4.5' @ 24"-30" (1.35m x 1.35m)

    Recommended hanging height:

    • Veg: 24"-30" (0.6m - 0.75m)
    • Flower: 18"-24"(0.45m - 0.6m)

    Light controls:

    • Dimmability: Two independent dimmers:

    • COBs Dimmer: Tune your 4 COBs between 10-100% power
    • Bloom Enahncer: Dial in your bloom enhancer between 10-100% power


    • Switch #2: Turns COBs ON & OFF (Controls all 4 CREE COBs together)


    • Switch #1: Turns bloom enhancer ON & OFF (Controls all 64 Osram LEDs)

    • Switch #1 & Switch #2: ON (full power)

    Thermal management: 5 x cooling fans, slotted housing, and 20% larger overbuilt aluminum fin heat-sinks

    Dimensions: 24" x 24"

    Yield: Up to 2.25 grams/watt (up to 2.25 lbs)

    Input voltage: 110-240VAC (variable voltage)

    Input Current: 5A -1.9A

    Amperage: 3.84A at 120V; 1.9A at 240V

    Weight: 33 pounds    

    Product includes: 

    • 120V US power cord (120v-240v power cords available, you will be shipped the correct power cord for your country)
    • 4 rope ratchet hangers
    • Optic 4 XL fixture

    Recommended for:

    • Grow tents: (4x4) (5x5) (4x8) (5x9) (5x10) (8x8) (9x9) (10x10)
    • Grow rooms (All sizes)
    • Full-cycle growing from seedling to flower
    • Soil, coco coir, hydroponics, aeroponics, or aquaponic systems

    Optic LED (manufacturer's) warranty: 10 year lifetime warranty

    Packaging: Plain brown discrete packaging with no labels.




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