ISU232T8HEMV (5P20214) - Fluorescent eBallast(s) for 2 F32T8 Linear Lamps, Instant Start, 120-277Vac, 50-60Hz, Normal Ballast Factor, HPF Equivalent to Philips Advance IOP-2P32-SC, ICN-2P32-SC, Osram-Sylvania QHE2X32T8/UNVISN-SC, QTP2X32T8UNVISNSC Equivalent to Universal B232IUNVHE-A, General Electric GE232MAX-N/ULTRA, GE232-MV-N 120/277 Equivalent to Howard EP2/32IS/MV/SC/HE, Hatch HL232BIS/UV/HE/W Anti-Striation, Inherent Surge Protection, Sound Rated A, Parallel Lamp Conncetion Visit RobertsonDirect.com for complete technical data.