Amps (A): 0.56
Ballast Height H (in): 4.25
Ballast Length L (in): 4.75
Ballast Width W (in): 3.88
Bulb: 250W High Pressure Sodium
Input Wattage (W): 285
Nominal Voltage (V): 480
Power Factor: High
Starting Temperature F (C): -40 (-40)
Weight: 10.4 lb.