UL listed for the outdoors and requires a maximum input power of 58.5 watts, the Sola E-758-U-232-SC electronic fluorescent ballast operates (2) F32T8 lamps at 120/277 input volts. Ideal for use in normal light areas, this instant start ballast is typically used in offices, board rooms, and retail. Also operates F25T8 and F17T8 fluorescent lamps