The PhytoMAX 400 is a compact and powerful 425 watt LED grow light that will outperform any other equal-wattage LED grow light on the market. Do a side-by-side for yourself with our 90-day no hassle return policy!The PhytoMAX 400 is a compact and powerful 425 watt LED grow light that will outperform any other equal-wattage LED grow light on the market. Do a side-by-side for yourself with our 90-day no hassle return policy!

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

• 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 - 910 LED Watts
  • 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 quiet, 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) for ultimate flowering and vegetative plant cycles
  • Targets not only photosynthetic (chlorophyll / carotenoid) peaks but also:
    • 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
  • The industry's best warranty

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