250 Watt, High Pressure Sodium (HPS) Ballast, 120/208/240/277V, ANSI Code: S50. Includes: Dry Film Capacitor, Ignitor and Bracket Kit.
- Type: Pulse Start
- ANSI Code: S50
- Volts AC Range: 277
- Shape: ED18 (Elliptical Dimple)
- Wattage: 250
- Light Technology: HID
- Volts AC Range: 120 - 277