400w HPS Hortilux Bulb - High Pressure Sodium

55,000 lumens!
HORTILUX SUPER HPS - 55,000 Lumens Super HPS grow lamps fine-tune your lighting system to povide optimum spectral energy levels that promote vigorous plant growth. The EYE Super HPS EN Grow Lamps provide 17% more total energy and 25% more energy in the violet, blue, and green spectrum than standard High Pressure Sodium lamps. These lamps are environmentally friendly and pass EPA, TCLP test criteria as non-hazardous waste.  Works with SS10, Harvest Pro Elite, and Galaxy 400w ballasts.