Spectralux High Pressure Sodium Lamp, 1,000 Watt, 2000K

Spectralux High Pressure Sodium (HPS) Single-Ended bulbs offer high lumen output and 2000° K lighting color temperature which makes them ideal for most all horticulture applications. These bulbs can be used as a full-term lighting source and are engineered to be compatible with both magnetic and electronic lighting ballasts. Spectralux bulbs are specifically optimized for use with Sun System brand lighting ballasts and lighting reflectors.