Fluorescent mBallast for 1 CFT5W/G23, CFT7W/G23, CFT or CFQ9W/G23; Also operates F8T5, F6T5 or F4T5 Linear Lamps, Preheat Start, 277Vac, 60Hz, Normal Ballast Factor, NPF, Model SP4827 AM (Interchangeable with Model SP4827 /A)

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