PhatSlim 1XL Dimmable LED Grow Light (Gen7) (LH351H V2)

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Canada Orders: Ships within 1 Business Day

International Orders: Ships within 1-2 Business Days

(Same day shipping on orders before 12 pm PST / 3 pm EST)




Secondary Acrylic Lens is now included for no additional charge. 


PhatSlim 1XL Gen7 is well equipped with the latest in high-end Samsung Horticulture LED Tech. Commercial grade fanless Meanwell 104 watt Dimmable Driver not only gives you reliability & efficiency but full control of your light intensity with dimmability between 10-100%. Overbuilt Optic XL anodized black, pin fin heatsink ensures the lowest running temperatures for low BTU output, maximum light production & increased lifespan.

          All NEW Integration of 8 Version 2 Samsung LH351H 660nm Deep Red LEDs & 4 Samsung LH351H 450nm Royal Blue LEDs enhances alongside the Samsung LM301H top tier ultra-efficient LEDs to give you a robust full cycle Spectrum, increased resin, maximum light production & big gram per watt yields. 


NEW! Samsung LH351H v2 - 3.75 umols/J


(250)-880-5200 or inquire at

Coverage Footprint:


1 Unit                                               

2' x 2' area (.6m x .6m)                      

Max 2.5' x 2.5' (.75m x .75m)             

2 Units                                   4 Units

2' x 4' area (.6m x .1.2m)         4' x 4' area (1.2m x 1.2m)    

3' x 3' area (.9m x .9m)           Max 5' x 5' (.75m x .75m)  

Veg (1 unit)

2' x 2' area @ 24"

3' x 3' area @ 18" Hang Height (1.2m x 1.2m)


Hanging Height : 

Flower: 8"-18"    

Pro Tips: Wk1-3 @18"  -  Wk4-6 @14"  - Wk7-10 @8"-9" 

Veg: 24" - 30"    (@ 100% Power)

Seedling: 24" (Dimmed Down @ 50%)

  10-100% Dimmer is included.


  Dimmed at minimum 10% Power.

 Turned up to 50% Power.

 Adjusted to 100% Full Power.


PhatSlim 1 XL Gen7 Components:


LEDs: 372 Total LEDs 

White LEDs: 

- 360 Top Bin Samsung LM301H (Mixed White LEDs)

Bloom Enhancers:

- 8 Samsung LH351H V2 660nm Deep Reds LEDs

- 4 Samsung LH351H 450nm Royal Blue LEDs

Optics :

Samsung LM301H LEDS: 120 Degree Wide Beam Lens

Samsung LH351H LEDs: 120 Degree Wide Beam Lens

Standard: 120 Degree Acrylic Lens/Cover 

- All 372 LEDs have a primary Lens 

 Secondary Acrylic Lens/Cover provides additional protection and a more uniform 120 Degree beam angle. PAR Meter testing shows 5% higher PAR Values with no Acrylic Lens.



Driver: Meanwell HBG Series Driver



Thermal management: Passive Cooling from an Overbuilt Anodized black Pin Fin Heat sink (Fanless Technology) 

Spectrum: Full Spectrum White Light + 660nm Deep RED450nm Royal Blue


 (PhatSlim 1XL Gen6 Data. Updated Gen7 Data coming soon) 


PPFD PhatSlim 1XL in 2x2 area (NO LENS)

(Tested at 8" Hanging height in 2x2/ .6m x .6m with Apogee MQ-500) 


8" Hanging Height PPFD: 803.31

803.31 ppfd x .36 Square meters (2x2 area)= 289.19
289.19 divided by 104 watts = 2.78 PAR Efficacy


8" hanging height PPFD: 803.31

12" Hanging Height PPFD: 627.43

18" Hanging Height PPFD: 483.62




PhatSlim 1XL Gen7 DIM Specifications:

Grams Per Watt: up to 2.8

Yield: Up to 291 grams / 10.4 ounces / .65 lbs

HID/HPS Equivalent: 250w HPS

Kelvin: 3500K DayLight White

IP Rating: IP65 Waterproof

PPFD @8" : 803.31

PAR Efficacy: 2.78 umols/ J

Actual Power Draw: 104 watts max

Amps: 1 Amp

Lifetime: 100,000 Hours+  

Warranty: 10 Years full warranty - Lifetime warranty on Meanwell Driver

Release Date: May 2021

Shipping: Free Shipping in Canada and to 60+ countries 

Light Fixtures: PhatSlim 1XL Gen7 Dimmable LED Grow Light

Cables: 6 Foot attached power cord 

Plug: USA, CANADA, EURO, Commercial, Industrial, etc.

(We automatically ship the correct cord for your country)

Dimming: 10-100% Dimming Capabilities (Dimmer Included)

Dimensions: 7" x 7" x 8"

Fixture Weight: 8 Pounds

Shipping Weight:  9 Pounds

Hanger: Comes with adjustable rope ratchet & Large Carabiner.

Recommended for: Closet Grow, Cabinet Grow & Grow Tents.

*International Shipments may require Taxes & Duties. Contact us for a quote! - PhatSlim 1XL Gen7 Patent Pending.


PhatSlim 1XL Gen7 Pictures


Dayton with Optic LED unboxing a gen7 Phatslim 1XL

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