Philips Advance 71A6051001D Hid Ballast Kit, Core and Coil, 400W MHThe Advance 71A6051 001D metal halide ballast features a 5 tap voltage input for compatibility from 120 to 480 volts. For use with 400 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. Includes dry capacitor and bracket kit.Philips Advance 71A6051001D Hid Ballast Kit, Core and Coil, 400W MH Features: CSA Listed 2 Years Warranty CWA Ballast type Probe startPhilips Advance 71A6051001D Hid Ballast Kit, Core and Coil, 400W MH Specifications: Min start temp: 22 Deg. F Max start temp: 221 Deg F Voltage: 120/208/240/277/480 4.75 x 4 ANSI code: M59