320 W, 1 Lamp HID Ballast (Formerly LumaPro)

Formerly LumaPro.

Magnetic, HID Ballast Kit, Ballast Start Type Pulse, ANSI Code M132, M154, Metal Halide Ballast Bulb Type, Number of Bulbs Supported 1, Max. Bulb Watts 320 W, Input Voltage 120/208/240/277/480V AC, Input Watts 355 W, -20 Degrees F Min. Starting Temp., Ballast Factor 0.97, Frequency 60 Hz