ROBERTSON 3P20124 Fluorescent eBallast for 1/2 F96T8 Linear Lamp, Instant Start, 120-277Vac, 50-60Hz, Normal Ballast Factor, HPF, Model ISA259T8MV /A (Successor item to ROBERTSON 3P20019) Equivalent to Philips-Advance IOP-2P59-SC, REL-2P59-SC; Osram QTP2X59T8/120ISN-A, QTP 2X59T8/UNV ISN-SC; Universal B259I120RH, B259IUNVHP-A; Keystone KTEB-259-1-IS-N, KTEB-259-UV-IS-N; General Electric GE-259-120-N, GE-259MAX-N/ULTRA; Fulham WHSG8-UNV-T8 SL; Hatch HL259IS/UV Save and order the 2P20124 Quik-Pak of 10 units individually packaged Save the most with the 1P20124 carton of 10 units, not individually packaged Take advantage of Robertson's 60 years of electronic design and quality manufacturing experience. Go to RobertsonDirect.com for complete technical data.