ROBERTSON 3P20010 RSW240T12120 /B Fluorescent eBallast for 2 F40T12 Linear Lamps, Preheat Rapid Start, 120Vac, 50-60Hz, Normal Ballast Factor, NPF. (Item succeeded by Robertson 3P20132, Model RSW234T12120 /A)
ROBERTSON 3P20010 RSW240T12120 /B Fluorescent eBallast for 2 F40T12 Linear Lamps, Preheat Rapid Start, 120Vac, 50-60Hz, Normal Ballast Factor, NPF. (Item succeeded by Robertson 3P20132, Model RSW234T12120 /A)