Robertson 3P20122 RSS240T12MV /A Fluorescent eBallast for 2 F40T12 Linear Lamp, Rapid Start, 120-277Vac, 50-60Hz, Normal Ballast Factor, HPF (Successor to Robertson 000791 RSS240T12MVIP)
Fluorescent eBallast Rapid Start, 120-277Vac, 50-60Hz, Normal Ballast Factor, HPF, Operates 2 F40T12, F40T12ES, F30T12