Black Dog LED PhytoMAX 400 LED Grow Light

- Discontinued -

Check Out the New PhytoMAX-2 400 Click Here

At 425 Actual Watts, the PhytoMAX 400 is Incredibly Powerful, Equivalent to a 600 HPS Grow Light.

"Once you grow with a PhytoMAX-2, you'll understand why people say HID is a thing of the past!"

Adjustable Hangers and Free Grow Glasses Included. 

Black Dog LED has delivered the most powerful, reliable and truly full-spectrum line of LED grow lights (365-750nm, UV to NIR)! The new custom housing is designed to better distribute light and dissipate heat. Black Dog LED PhytoMAX-2 400 only uses the highest-quality and latest-technology top-bin LEDs to deliver Black Dog LED proprietary full-cycle "Phyto-Genesis Spectrum™."

Need a grow tent for this light? Check them out here.


  • Replaces 600 Watts of HID (HPS/MH)
    • Producing a superior yield with higher quality flowers
    • Saves on electrical, cooling, reflector and bulb replacement costs
  • 182 High-Output 5-watt LEDs
    • High light intensity crucial for canopy penetration
    • Even coverage eliminates leaf burn and hot spots
  • 425 True Watts - No Gimmicks, Actual Power
    • The PhytoMAX 400 will outperform any other equal-wattage LED grow light on the market!
  • Largest Proven Footprint of Any LED Grow Light
    • Research-proven, large, evenly covered footprint (no hot spots)
    • Proven by independent spectroradiometer testing
  • New and Improved Cooling System
    • Ultra efficient, long-life fans
    • The best active heat management in the industry, crucial to maximizing LED life and spectrum stability
  • Phyto-Genesis Spectrum™
    • The most efficient spectrum for growing plants, based on over 5 years of research and testing, outperforming HPS, MH, CMH (LEC), induction, fluorescent, and "white" LEDs in equal wattage tests.
    • One ideal spectrum for both vegetative and flowering stages eliminates growth stalling associated with spectrum changes such as switching from MH to HPS
    • True full spectrum ranging from UVA to NIR (365-750nm) goes Beyond PAR™ for ultimate flowering and vegetative plant cycles
    • Targets photosynthetic (chlorophyll / carotenoid) peaks and Increases essential oil production, flavonoids, antioxidants / vitamins and pigmentation with UV light
    • Includes near infrared (NIR) light to boost photosynthetic efficiency through the Emerson Effect
  • Long-Life, Commercial Grade Components
    • Largest heat sink in the industry for superior cooling and increased LED life
  • Fast, Proven ROI
    • With a 6-12 month average return on investment, PhytoMAX is the best value per watt of any commercial LED grow light
  • Contains No Highly Toxic Mercury
    • Unlike all HID (HPS, MH, CMH / LEC) and fluorescent / induction bulbs
    • No hazardous waste disposal fees
  • Metal Adjustable Ratcheting 6-Foot Light Hangers
  • Limited Lifetime Warranty

 PhytoMax 400 Specifications

  • Flowering Footprint:  3.5' x 3.5'
  • Vegetative Footprint:  5' x 5
  • Shipping Size:  24" x 24" x 12"
  • Product Dimensions:  15.75" x 15.75" x 5"
  • Shipping Weight:  27 lbs
  • Product Weight:  24 lbs (10.9kg)
  • True Wattage:  425w
  • LED Wattage:  910w
  • Mean Time Between Failure:  > 50,000 hours
  • Number of LEDs:  182
  • Amp Draw:  3.54A~1.77A (@ 120/240v)
  • Cord Length:  8 ft.
  • Voltage:  AC 100V~277V
  • Work Frequency:  50~60 Hz
  • Power Factor:  > 0.98
  • Operation Temperature Range:  -20~40°C
  • BTU: 1449
  • Fans Expected Life:  70,000 hours

Check Out This Video of a PhytoMAX 200 Test Grow

Click here for the PhytoMAX User Guide

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