Philips Advance Magnetic Metal Halide 71A7971-001D

The 71A7971-001D high pressure sodium ballast features a 4-tap voltage input for compatibility from 120 to 277 volts. For use with 70 watt lamps, this magnetic HID ballast boasts a high power factor of 90%, ensuring maximum efficiency. A temperature rating of 221 degrees F makes the ballast suitable for mounting in warehouses and manufacturing facilities where high heat may be an issue. It includes a dry film capacitor, ignitor, and bracket kit.