Optic Slim 750S NextGen Dimmable LED Grow Light Fixture
With Tripple Dimmer capability you will be able to control each spectrum (Red, white and blue) separately to more precise balances at different stages of your growth and for different strain needs.
The Slim 750S NextGen Dimmable LED Grow Light from Optic is a powerhouse, offering maximum output of up to 750 watts with an unbeatable price per watt ratio. Get the dramatically improved yields you want without compromise--this efficient and reliable grow light will maximize your budget for longer-term savings!
Have complete control over your plants environment with this advanced light. It promises an even coverage of up to 4’ x 4’ for flowering and 7’ x 7’ when vegging, plus three dimming options so you can independently control the red, blue and white LEDs creating the perfect spectrum at any stage of growth!
Built to optimize and enrich your blooming experience, the 750S features full-spectrum white light, 3500k mixed white light LEDs, 660nm Deep RED plus 450nm Royal Blue along ultraviolet + 730 nm Far Red ensuring you achieve healthy results that leave a lasting impact!
The Optic LED Slim 750S was crafted for optimal performance. Its fanless design features an extra sturdy extruded heat sink, allowing it to operate silently at maximum power while keeping cool and efficient.
Optic Slim 750S Features
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Total LEDs: 3,000
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White LEDs Per Watt: Samsung LM301H 4.72 LEDs Per Watt (610 Watts)(LM301H - 5 LEDs per watt Needed for Maximum efficiency)
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Red LEDs: Samsung LH351H V2 .69 LEDs per Watt (110 Watts)
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Blue LEDs: Samsung LH351H .58 LEDs per Watt (55 Watts)
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Actual Max Power Draw: 775 watts max
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Yield: Up to 4lbs in a 4x4 or up to 5lbs in a 5x5
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HID/HPS equivalency: 1500W DE HPS
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Kelvin: 3500K Day Light White Base + Deep Red + Royal Blue + UV + IR
- Warranty:
- 7 Years warranty
- 5 Years Full Warranty
- 2 years Limited Warranty
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Dimming: 3 Dimmer Knobs 0%-100%. 3-Way Spectrum Control
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Spectrum Control: 3 Dimmer Knobs 0%-100%. 3-Way Spectrum Control
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Recommended for: Grow Tents, Grow Rooms, Greenhouses & Indoor Cultivations.
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Controller Port: use Optic's 7" Touchscreen Optic LED Master Controller to control light(s) remotely (but not required, you can also use the settings directly on the fixture); add the controller option above to save $100 over buying it separately
Coverage Footprint:
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Flower: 4' x 4' area (1.2m x 1.2m)
- Max: 5' x 5' area (1.5m x 1.5m)
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Veg: 4' x 4' area (Up to 7' x 7' area)
(4' x 4' Grow Tent / 1.2m x 1.2m)
Dimmable To Save Money When Full Power Is Not Needed
This light is dimmable from 0 to 100%, with red, white and blue all separately controlled.
Crank up the blue dimmer early in veg, for thicker stems, tighter node spacing and bushier plants that yield better in flower.
Keep the blue high early in flower, if you notice your plants are stretching too much.
Then unleash the Samsung deep red LEDs to give you amazing flowering production, Dense buds and heavyweight yields.
Here are the recommended dimmer settings for maximum efficiency:
- Seedling: 48"+ / 25% Power
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Vegetative: 48" + / 50% Power (or 24" @ 25% Power)
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Flowering:
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Wk1-3 - @ 24-30"" / 50% Power
- Wk4-6 - @ 18" - 24" / 75% Power
- Wk7-8 - @ 18" - 24" / 100% Power
- Wk9-10 - @ 12" - 18" / 100% Power
Pro Tips: It's always best to set the light up higher and let the plants grow up into the light.
Perfect Full Spectrum Light For Flowering & Vegging

Dimmer#1 - Full Spectrum White Light LEDs only
Dimmer#2 - + 660nm Deep RED
+ ultraviolet + 730nm Far Red

Dimmer#3 450nm Royal Blue

LED Components
LEDs
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3,000 Total LEDs
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Samsung LM301H
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3500K Mixed
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RED LEDs
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80 pcs
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BLUE LEDs
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32 pcs
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Ultra Violet LEDs
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4 pcs (Dim Purple LED)
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Optics
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120 Degree Primary Lens on all LEDs (Conformal Coating)
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Drivers
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0%-100% Dimmable Drivers, Black Vented Housing
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Package Includes
- 1x Optic Slim 750S with 120v or 240v power cord (select above)
- 1x dimmable driver module
- 4x adjustable ratchet hangers
- 1x Controller (optional; add above)
The Optic LED Slim 750S is a powerful light that gives you greater yields, thanks to the large form factor, which distributes the light more evenly across the entire coverage area.
Click on 'Add to Cart' above and get yours today!