Fluorescent Ballast, Programmed, 48 W;50 W;60 W;72 W;96 W, 120 to 277 V, 0.61 to 1.45 A, Non Dimmable, 2 Lamps, 11.75 in Length, 2.15 in Width, 1.61 in Height, 0.88 to 0.92 Ballast Factor, 0.95 to 0.99 Power Factor, 60 Hz, Metal Housing Material, 20 % Total Harmonic Distortion, -20 °F Starting Temperature, 2.0 lb/EA

GE UltraMax™, 60 Hz, Normal Ballast Factor, Instant Start, 9.5 IN Length, 1.3 IN Width, 1.18 IN Height

The right choice for a broad range of new construction and retrofit applications Compatible with Energy Saving lamps;Eligible for Utility Rebates;Maximizes fixture design;Reduces packaging waste Reliable and energy efficient Philips Advance's Centium commercial grade specifications, plus added benefits of lamp striation reduction technology. IntelliVolt (120-277V) input voltage range;Lamp Striation Reduction;Meets NEMA Premium/CEE;Smallest enclosure in industry General office lighting, institutional, gover

Fluorescent Ballast, Programmed, 39 W, 277 V ac, 0.73 A, Non Dimmable, 2 Lamps, 14.17 in Length, 1.18 in Width, 1.06 in Height, 1 Ballast Factor, 0.98 Power Factor, 50 Hz;60 Hz, Metal Housing Material, 10 % Total Harmonic Distortion, 0.441 kg/EA

Fluorescent Ballast, Programmed, 54 W, 277 V ac, 1 A, Non Dimmable, 2 Lamps, 9.5 in Length, 1.3 in Width, 1 in Height, 1 Ballast Factor, 0.98 Power Factor, 50 Hz;60 Hz, Metal Housing Material, 10 % Total Harmonic Distortion, 441 g/EA