150 Watt, High Pressure Sodium (HPS) Ballast, 120/208/240/277V, ANSI Code: S55. Includes: Dry Film Capacitor, Ignitor and Bracket Kit.
- Type: Pulse Start
- Shape: ED23-1/2 (Elliptical Dimple)
- ANSI Code: S55
- Shape: BD17 (Elliptical Dimple Enclosed)
- Wattage: 150
- Length: 4 in
- Light Technology: HID
- Volts AC Range: 120 - 277