ADVANCE MFG# 71A8271001D, HID Ballast Kit Pulse Start HPS 250W

Advance Magnetic HID Ballast Kit Ballast Start Type Pulse ANSI Code S50 High Pressure Sodium Ballast Bulb Type Number of Bulbs Supported 1 Max Bulb Watts 250 W Input Voltage 120 to 277V AC Input Watts 295 W -40 Degrees F Min Starting Temp Ballast Factor 1 Frequency 60 Hz