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