Robertson 3P20165 PSM2GPH18MVDW Fluorescent eBallast for 2/1 PL-L18W/TUV GPH212T5 Thru GPH463T5 Lamps 1 PL-36W/TUV TUV36W GPH463T5 Thru GPH810T5 Lamps 120-277Vac 50-60Hz NBF HPF

- Replaces ROBERTSON models: NES20604P /A, NES20604P /D, NESGPH28726P /A - Replaces ROBERTSON models: NESGPH28745 /A, NESGPH28746P /A - Replaces ROBERTSON models: NESGPH287P /C, NESGPH287P /D - This premium electronic ballast powers 1 or 2 10W-16W SO lamps or for 1 17W-26W SO lamp - Poke-in connectors (no leads) for quick and hassle-free installation