This specialty High Output 400 watt High Pressure Sodium Bulb has its own built-in reflector! The reflector optics are built them right into the lamp, no need for large, expensive reflectors! Featuring a perfectly aligned arc-tube to maximize lumen output at an astounding 95% efficiency.
The unique design creates amazing uniformity in light spread, and since there is no standard reflector to trap in heat, growers can place this bulb much closer to their plants. Placing this lamp closer to plants results in increased light intensity which produces healthier, FASTER plant growth. Reflectorized 400w HPS lamp works with any standard High Pressure Sodium ballast system (S51 type standard).
The All in One Lamp! A superior lamp/bulb to grow with. The upper part of the inner surface of the lamp has a reflective aluminum coating allowing 95% of the light to be reflected down to the plants. The item "Gavita Reflector Bulb 400 Watt High Pressure Sodium HPS DISCONTINUED ITEM 2008" is in sale since Wednesday, February 24, 2021. This item is in the category "Home & Garden\Yard, Garden & Outdoor Living\Hydroponics\Grow Lighting & Accessories\Grow Lights & Light Bulbs".The seller is "ratapwnz" and is located in Ukiah, California. This item can be shipped worldwide.