Philips Advance 71A5750001D (1) 250 Watt Metal Halide Lamp Core and Coil HID Ballast Kit 120/208/240/277/480 Volt

- Vacuum-pressure impregnated with a silica-filled polyester varnish - All core and coil ballasts below 600 Watts utilize a UL Class H insulation system - 600 Watts and higher C and C ballasts utilize a UL Class N (200 deg C) insulation system - Has core size of 4-1/4 x 4 3/4 (2 coil) - Has capacitor of size 1.75 Inch Dia x 3.75 Inch height