Magnetic Ballasts, Rapid Start Type, 277 Voltage, 144 Input Watts, 0.96 Power Factor, 0.95 Ballast Factor, Thermal Protection, Min. Starting Temp. -20 F, Number of Lamps 2, Height 2 1/2 In., Width 3 1/8 In., Length 11 3/4 In., Number of F72T12 Lamps 2, Number of F96T12 Lamps 2 |