Electronic Ballast, Fluorescent, Input Voltage: 120-277V, Programmed Start, Centium Series. For use with the following Circline, Compact, Linear Lamp Types: (1 or 2) F54T5/HO, (1 or 2) F54T5/HO/ES (49W), (1 or 2) F58T8, (1 or 2) FC12T5/HO, (1 or 2) FT36W/2G11, (1 or 2) FT50W/2G11 or (1 or 2) HT55W/2G11. ***NOTE*** Advance changed from 16.70" Overall Length to 14.17" O.L. ***
- Wattage: 55
- Family / Style: Centium
- Wattage: 54
- Wattage: 49
- Wattage: 36
- Wattage: 58
- Wattage: 50
- Light Technology: Fluorescent
- Volts AC Range: 120 - 277