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Optic LED Slim 720S - Dimmable LED Grow Light - 720w (Triple Dimmer) 3500K (UV/IR) LH351H v2 - 5x5

By Optic LED
List Price: $1,599.00
Price: 1,099.00
You Save: $500.00 (32%)
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Product Description

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Slim720S is the Most Powerful Triple Dimmer LED Grow Light Ever Created. Growers who want industry best PPFD in 5'x5' (1.5m x 1.5m) area, Spectrum Specific Tunability, Samsung's Latest Horticulture Series LED tech & The option to have Auto Sunrise and Autosunset what more could a grower ask for. Slim 720S delivers all the amazing Proven technology from our highly refined Slim 650S with a Cranked up Meanwell Driver System beaming up to 720 Watts through 3,096 of the world's most efficient LEDs. Slim 720S is specifically engineered for growers in 5x5 areas or growers who just want the power to spare in the 4' x4' area. 

           Slim720S is engineered to give you performance far beyond what any other LED Grow Light company has in the market today including Samsung's all-new record-breaking LH351H Version 2 660nm Deep Red LEDs at 3.75 umols/j and LH351H 450nm Royal Blue LEDs paired with the Samsung White LM301H LEDs which are above 3.0 umols/J with a 3way dimmable system running 3,096 LEDs total for next-generation efficiency and tuning capabilities. Slim 720S & Slim 650S are by far the most advanced LED Grow Lights ever manufactured. Slim 720S when combined with the touch screen master controller gives growers the power to recreate mother nature with precision control.

Coverage Footprint:

Flower:                                           Veg:           

4' x 4' area (1.2m x 1.2m)                4' x 4' area (Up to 7' x 7' area)

Max: 5' x 5' area (1.5m x 1.5m)   

         (4' x 4' Grow Tent / 1.2m x 1.2m)


Hanging Height & Dimmer Settings : 


Seedling: 48"+    / 25% Power
Vegetative: 48" + / 50% Power (or 24" @ 25% Power)


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.


Slim 720S Components:

LEDs: 3,096 Total LEDs 

3500k White LEDs: 2,992

- Top Bin Samsung LM301H LEDs  3000k & 4000k Mixed


Bloom Enhancers:

Deep RED LEDs: 64 pcs

- New to the market! Samsung LH351H V2 Deep Red LEDs - 3.75 umols/j


Blue LEDs: 32 pcs

 Samsung LH351H Royal Blue LEDs - 2.8 umols/j


INFRARED LEDs: 4 pcs (Dim Red LED)

- Top Bin Samsung LH351H Infrared LEDs   


Ultra Violet LEDs: 4 pcs (Dim Purple LED)

- LG UV LED - Proven Increased Resin Production and Potency of oils


Optics: 120 Degree Primary Lens on all LEDs

(No Secondary Optics on fixture)


Slim 720S Specifications:

Total LEDs: 3,096

Model of LEDs: Samsung LH351H V2 Deep Reds + IR , LH351H Royal Blue, LM301H Mixed White LEDs & LG UV Diodes. 

PPFD @10": 1,500

ppf/w :  3.0 umols/J

ppf: coming soon

Grams Per Watt: up to 2.6

Yield: Up to 4lbs in 4x4(1.2m) or up to 4.5 lbs in 5x5 (1.5m)

HID/HPS equivalency: 1300 watts DE HPS 

Kelvin: 3500K Day Light White Base + Deep Red + Royal Blue + UV + IR

IP Rating: IP65 Waterproof

Total LEDs : 3,096

LEDs Per Watt Overall : 4.3

White LEDs - Samsung LM301H Mixed White LEDs

Red LEDs: Samsung Version 2 LH351H 660nm Deep Red & iR

Blue LEDs: Samsung LH351H 450nm Royal Blue

Actual Max Power Draw: 720 watts max

Amps:  6.0 Amps at 120v ( 3.0 Amps @ 240v)

Voltage : Internationally Used 110 volts - 277volts (240v cord sold seperately)

Lifetime: Up to 20 Years 

Warranty: 10 Years (see warranty page for full details)

Release Date: January 2022

Shipping: Free Shipping to 30+ countries 

Light Fixture: 42" x 42" Vertical Farming Aluminum BAR Fixture - folds in half

Cables: 6 Foot attached power cord, 4 rope ratchets & 1 RJ-11 cable

Plug: USA, CANADA, EURO, Commercial, etc. (240v sold separately)

(We automatically ship the correct cord for your country)

Dimming3 Dimmer Knobs 0%-100%. 3-Way Spectrum Control 

Spectrum Control: 3 Dimmer Knobs 0%-100%. 3-Way Spectrum Control 

TouchScreen Master Controller: 2 ports, Fully Compatible. 3 Dimmer control

Fixture Dimensions: 42" x 42" x 4.5" 

Fixture Weight: 44 lbs (Aluminum Fixture + Driver Case)

Shipping Weight: 55 lbs (2 Boxes)

Hanger: Comes with 4 adjustable rope ratchet hangers.

Recommended for: Strong Grow Tents, Grow Rooms, Greenhouses & Indoor Cultivations. 




Customer Reviews

Based on 1 review
Christopher Acquaviva
Optic 500s

Just as advertised, sleek, high quality, functional, convenient, efficient, and easy to use.

Order Confirmation 

As soon as you place your order, you will receive an order confirmation e-mail. This means that we have received your order in our system and pre-authorized your credit card for the purchase.

As soon as we receive your order, we automatically reach out to our suppliers to confirm that it is in stock and available for immediate shipment.

If your item is on backorder or unavailable, we will void the pre-authorization and reach out to you via e-mail.

If your item(s) are available for immediate shipment (within 5 business days), we will process the charges and submit the order for shipment.

Order Shipment

If your order is stock and we process the charges to your credit card, it will ship within five business days from the date of your order.

The one exception is our grow cabinets. These are made to order right out of California and can take 2-3 weeks before they ship.

Just hang tight, they're worth the wait :) 

We will send you tracking information within 24 hours of your order leaving the warehouse to the e-mail address your provide when checking out. If you do not receive tracking information from us within six business days of your order, feel free to follow up with us at

Your privacy is important to us, so we offer discreet shipping on all orders. We ship in plain, unmarked packages via Fedex, UPS, and USPS. For larger shipments such as our grow cabinets we ship via freight and will provide you with a Bill of Landing and tracking information. 


Please inspect the packaging of your item(s) when they arrive, if you notice any damage you should make note of it when signing for delivery. If your item(s) do arrived damaged, please send photos to and we will process an insurance claim on your behalf.

Cancellations & Refunds

All orders cancelled after 48 hours are subject to a $20 administration fee, whether or not your order has shipped. If your order has shipped, you (the buyer) will also be responsible for actual return shipping charges. Refunds will only be issued to the original credit card that you use when placing your order. 


If you are unhappy with your order for any reason we can help you with a free return within 30 days of receiving the item. You will need the items original packaging to make a return, so please keep it!

Just send an email to and we will take care of you. 

Shopping online is great but it can be hard to know if you’re getting the best deal.

From the the moment you click "Add to Cart", to the day your order arrives at your door, we want your experience with us to be completely stress-free.

If you’re worried about finding a better deal online, now you can relax.


Here's our promise:

If you find another store online that is offering a better price any time within six months of making your purchase, we will cover the difference. 

That’s right, we will send the money straight back to your pocket. If you buy one of our products for $100 and find it online for $90 just send an email to info@allgreenhydroponics with a link to the better priced product and we will take care of it from there.

You’ll get your $10 back right away. 

We offer this price match guarantee because we want you to be able to shop with confidence and not have to worry about if you’re getting the best deal online. With us, you always are. 

There are some requirements for us to price match:

  • We will only price match after you’ve placed an order for the product to be matched.
  • This is not valid for products on sale or offered with other promotions.
  • The product will only be price matched against other online retailers that do not have physical store locations.
  • The competitors website must show the price matched product as in stock.
  • Discount and auction sites will not be price matched (i.e. ebay, groupon, overstock).
  • Only Authorized Retailers of the product will be price matched.
  • Price matching is valid for the item price plus shipping costs, sales tax is not included. 

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