175-Watt 4-Tap Metal Halide Replacement Ballast Kit

This Keystone 4 Tap (120-Volt/208-Volt/240-Volt/277-Volt) Metal Halide ballast kit operates 1 M57 175-Watt Metal Halide lamp. The kit includes ballast, capacitor, mounting brackets and hardware. See the document below for complete specifications.|ANSI designation: M57 or H39|Line voltage: 120/208/240/277|Regulation: 10%|Frequency: 60 Hz|Recommended fuse (A): 5/3/3/2|Circuit type: CWA (without ignitor)|Insulation class: 180 degree C|Capacitor value: 10 degree F|Capacitor voltage rating: 400-Volt|Capacitor temperature rating: 90 degree C|Winding materials: copper/aluminum|Lamp starter: n/a|Agency certification: RU, cRU|Maximum distance to lamp: n/a|2-year warranty