FULHAM WH5-277-L WORKHORSE 1,2,3,4L ELEC BALLAST INSTANT START 277V
FULHAM WorkHorse Electronic Fluorescent Ballast, High Power Factor Linear Model Versatile, CFQ18W Lamp, 128 W Wattage, 277 VAC, 0.48 A, 50/60 Hz Frequency, Instant Start, -20 deg F Minimum Starting, Total Harmonic Distortion: <35 %, Power Factor: >0.98, No Dimmable, 4 Lamps, Thermal Protection: Class P, Ballast Factor: 1.15, ANSI C82.11 Ballast Grade, NEMA 1/2 Enclosure, 158 deg F Case, Aluminum Gray/White, 9.5 in L x 1.72 in W x 1 in H Dimensions