STANDARD® Metal Halide Ballast, Coil and Core Magnetic, HID Metal Halide Lamp, 400 W Lamp, 458 W Wattage, 120/277/347 VAC, 4/1.7/1.4 A, 60 Hz Frequency, -20 deg F Minimum Starting, Power Factor: 0.9, ANSI M59 Ballast Grade, Panel Mounting, 4.25 in H x 4.75 in W x 3.7 in D Dimensions
STANDARD® Metal Halide Ballast, Coil and Core Magnetic, HID Metal Halide Lamp, 400 W Lamp, 458 W Wattage, 120/277/347 VAC, 4/1.7/1.4 A, 60 Hz Frequency, -20 deg F Minimum Starting, Power Factor: 0.9, ANSI M59 Ballast Grade, Panel Mounting, 4.25 in H x 4.75 in W x 3.7 in D Dimensions