Keystone Technologies 320-Watt Pulse Start Metal Halide Ballast Kit

Keep your lamps running efficiently with Keystone's dependable HID ballasts. Known for dependability and superior efficiency, Keystone's HID ballasts are perfectly suited for even the most demanding HID lighting applications. Keystone utilizes sophisticated quality control and manufacturing processes to guarantee solid performance in the field. Pulse start metal halide ballast kit. This is our 5 tap version. Input voltage 120/208/240/277/480.|ANSI designation: M132 or M154/E|Line voltage 120/208/240/277/480|Circuit type: CWA|Lamp starter: IGN-XG-04