Sylvania 49906 Fluorescent Ballast, 120/277 V, 59 W, 2-Lamp

2-lamp 32wt8 instant start electronic ballast, normal ballast factor features universal voltage (120-277v) small can enclosure size 88 ballast factor 30-40 energy savings min. starting temp -20°f (-29°c) for t8 lamps 60°f (16°c) for energy saving t8 lamps 0°f (-18°c) for fo40t8 lamps 10 thd virtually eliminates lamp flicker