Heavy duty large commercial/industrial light for parking lot, rooftop, etc. May be used as grow light?
Bulb is a clear Philips 400W ALTO USA C400S51 Hg S51 HPS (High Pressure Sodium).
Lampholder has a rating for 1,500 Watts. Incoming line is 240VAC.
Box measures approx. 24 by 24 inches and 10 inches deep.