FULHAM® RaceHorse™ RHA-UNV-226-C C Series Compact Case Electronic Ballast, 26CFQ, 26CFTR, 32CFTR, 42CFTR, CFT13, CFT18, CFT24, CFT36, 2D21 CFL Lamp, 26 W Lamp, 120 to 277 VAC, Pre-Heat Programmed, 0.98 Ballast Factor