ROBERTSON 2P20019 ISA259T8MV /A Quik-Pak of 10 individually packaged eBallasts, Instant Start, 1 or 2 Lamp, T8 Slim Line (F96T8), HPF,120-277Vac. Item Number 2P20019 has been replaced by Robertson Item Number 2P20124 Also available as Robertson 1P20124, OEM-Pak of 10 units & 3P20124, individually packaged unit. Currently offered as an individually packaged version by ordering ROBERTSON 3P20019 ISA259T8MV/A High efficiency electronic ballast, Instant Start,Parallel Operation,High Power Factor,Sound Rated A Internal surge protection,Inherent Thermal Protection,RoHS Compliant,No PCBs