400 Watt, High Pressure Sodium (HPS) Ballast, 120/208/240/277/480V, ANSI Code: S51/M169. Includes: Dry Film Capacitor, Ignitor and Bracket Kit.
- Type: Pulse Start
- Volts AC: 480
- ANSI Code: M169
- Wattage: 400
- Shape: ED18 (Elliptical Dimple)
- Volts AC: 120
- Volts AC: 277
- Volts AC: 240
- Volts AC: 208
- ANSI Code: S51
- Light Technology: HID