Flower Footprint: 3' X 5'
Optic LED Slim 320S Dimmable LED Grow Light 320W (120 Degree) 3500K
The Optic LED Slim 320S is engineered to deliver the highest performance possible when put up against other comparable LED grow lights available today. The Slim 320S utilizes Samsung LH351H Deep Red LEDs, rated at 3.1 umols/J and Samsung White LM301H LEDs (rated above 3 umols per joule) so it can give your plants more variety without having excess light interference or overheating issues. The Optic LED Slim 320S is not only built using the finest components available but has been designed to have a much longer lifespan than other options on the market. Dimmers are standard along with overbuilt cooling systems and top-shelf Meanwell Drivers that ensure reliability even in extreme conditions!
The Optic LED Slim 320S is not only built using the finest components available but has been designed to have a much longer lifespan than other LED grow lights today. Dimmers are standard with Slim series lights, as well as overbuilt cooling systems and top-shelf Meanwell Drivers that guarantee stable power output even in extreme environments. The latest ground-breaking technology Samsung's horticulture specific line of LEDs guarantees this light will produce ultra-high PAR readings without compromising on your plants' health or yield while maintaining an unbeatable price tag for consumers looking just want the best!
NEW! Samsung LH351H - 3.1 umols/J
Flower Coverage: 2' x 4' area (.6m x 1.2m) Max: 3' x 5' area (.9m x 1.5m)
Veg Coverage: 2' x 4' area (Max 4' x 4')
Hanging Height & Dimmer Settings
Seedling: 48"+ / 25% Power
Vegetative: 48" + / 50% Power (or 24" @ 25% Power)
- Weeks 1-3 @24" - 30" / 50% Power
- Weeks 4-6 @18" - 24" / 75% Power
- Weeks 7-8 @18" - 24" / 100% Power
- Weeks 9-10 @12" - 18" / 100% Power
Pro Tips: Hang the light higher and let the plants grow up into the light.
Slim 320S Components:
LEDs: 1,388+ Total LEDs
Samsung LM301H 1,344 pcs
Top Bin Samsung LM301H LEDs 3000k & 3500k Mixed
Bloom Enhancers: Red LEDs: 24 pcs
New! Samsung LH351H 660nm Deep RED LEDs 3.1 umols/j
NEW! Samsung LH351H 450nm Royal Blue - 2.8 umols/j
- Ultra Violet LEDs: 4 pcs (Faint Dim Purple LED)
- LG UV LED - Proven increased rosin production and potency of oils
Meanwell Dimmable Driver 0%-100% (Industry Best)
Dimmer#1 ( Blue and White LEDs Channel)
Dimmer#2 ( Red and White Channel)
- Touch Screen Controller Sold Separately
2 Way Dimmability
You can control the 2 dimmers independently
2-Way Spectrum Control lets you increase blue and white light or red and white light independently or by programming in timer mode.
Dual Port RJ-11 Controller hookup
Daisy chain up to 20 lights
Passive cooling from the Slim 320S's overbuilt heat sink with fanless technology mean you get the coolest operating temperatures of any high power bar fixture on the market with no moving parts!
Full Spectrum White Light 3500k (Mixed White Light LEDs) (full power on 2 dimmers)
+ 660nm Deep RED + 450nm Royal Blue + ultraviolet
Slim 320S Product Details
- Grams Per Watt: up to 2.4
- HID/HPS equivalency: 650 watts HPS
- Kelvin: 3500K Day Light White
- IP Rating: IP65 Waterproof
- LEDs Per Watt: 4.33Collectively (LM301H - 4.2 LEDs per watt)
- ppf/w: 3.1 umols/J
- Actual Max Power Draw: 320 watts max
- Amps: 2.8 Amps at 120v ( 1.4 Amps @ 240v)
- Voltage: Internationally Used 110 volts - 277volts (240v cord sold separately)
- Lifetime: 100,000 Hours+
- Warranty: 10 Years full warranty (Industry Best)
- Light Fixture: 42" x 21" Vertical Farming Aluminum BAR Fixture
- Cables: 6 Foot attached power cord
- Dimming: 2 Dimmer Knobs 5%-100%. 2-Way Spectrum Control
- Spectrum Control: 2 Dimmer Knobs 5%-100%. 2-Way Spectrum Control
- TouchScreen Master Controller: 2 ports, Fully Compatible. 2 Dimmer control
- Hanger: Comes with 4 adjustable rope ratchet hangers
Optic LED Slim 320S Specifications
||up to 4' x 4'
||up to 3' x 5'
||1288 @ 8"
||42" x 21" x 4.5"
||12" - 48"
Warranty & Return Policy
10 Year industry Best Warranty is a good indicator of the quality of these Optic LED Grow Light Fixtures. Optic LED fully stands behind their high quality LED Grow Lights and guarantees to keep them performing great for you 10 years or longer! Optic LEDs are engineered with industry best components including USA Made CREE LEDS, Samsung LEDs, Meanwell Drivers and massively overbuilt heatsinks for passive cooling. Optic LED last years longer than other LED Grow Lights and also maintain their value better as they are backed with the more robust warranty coverage.
We are so confident in our commercial grade Optic LED Grow Light products that we back them with the industry's first 10 year Warranty. Optic LEDs are engineered with plug and play connectors on all of the components to make it easy for any grower to simply plug in a new part to fix their light. Growers need to be able to keep their lights in their gardens so by having a part sent directly to them which they can easily plug in, keeps them for having to pay to ship the light in for repair and avoid costly down time.
Optic LED growers love that we have the warranty parts right on our website for free so existing customers can order a part for their light at any time and of course free of cost. Most parts ship-out with a 2day USPS Priority mail shipment and the growers are able to have their light back to 100% within 2 day of ordering their part. If you need help finding out the problem you just email our team at WarrantyClaim@opticLEDGrowLights.com and we will direct you.
During the 10 year warranty period , Optic LED will support you to repair your Light fixture that is defective. Optic LED covers costs to send you the needed part needed to fix your light. You can order your free parts at any time just make sure it matches your original order name. Most parts also have a video that shows you how to "Plug in the Part". These lights are engineered with less than 10 different components so it makes it very easy to figure out the problem and plug in the new part.
To file a warranty claim contact us at email@example.com
What is NOT Covered
This 10 year warranty does not cover any damage, deterioration or malfunction resulting from any alteration, modification, improper or unreasonable use or maintenance, misuse, abuse, neglect, exposure to excess moisture or other acts of nature. This warranty does not cover any damage, deterioration or malfunction resulting from the modification of this product, any unauthorized tampering with this product.
How to make a Warranty Claim
In order to enforce the rights under this warranty, the original purchaser must notify Optic LED of a warranty claim by emailing Optic LED
- 2-4 pictures of the light, one of the sticker on the top of the light
- A video would be helpful if it makes it easier to show the problem
- brief description of the problem.
- the name you ordered under
- your current shipping address.
Where do I email my Warranty Claim information?
USA ORDERS: firstname.lastname@example.org
The Optic LED representative will request 2-3 photos showing defect and the light in its entirety so they can submit an official warranty claim. Its very important that we receive a picture that shows the defect up close but also pictures that show the light in its entirety. Once the claim is submitted with the correct photos a response back on the warranty claim will take 1-2 business days.
When the response comes back from your claim you will get a resolution plan to get your light back up and running at 100% in a timely manner. Our light is designed with all plug and play connectors so growers can easily plug in a new part if anything ever happens helping avoid costly down time or having to pay to send your light in for repair.
We are proud to offer FREE SHIPPING to all orders of $50 or more with a physical address within Canada. That means everywhere in Canada.
Please note: We process all website orders Monday - Friday, 7 am - 4 pm. If you placed an order over the weekend or after hours, it will not get processed until the next business day.
Price Match Guarantee
We work very hard to ensure that we offer the absolute lowest prices online.
That means that if you find any online retailer that has a lower price than us, just let us know, we'll match the price!
Additionally, if you find another online store that offers a lower price than us within 30 days of your original purchase date, let us know and we'll refund the difference, no questions asked!