Advance Industrial V-2S40-1-TP Mark III Rapid Start Energy Saver Ballast powers two 20-watt, 4-foot fluorescent lamps from a 120 V supply, delivering about 2100 lumens total. This rapid-start magnetic ballast is part of Advance's energy-saver line and is intended for indoor industrial and general office retrofit or replacement lighting applications. As a Mark III energy-saver variant, the V-2S40-1-TP is designed for 2-lamp, 4-foot configurations with reliable ignition and energy-efficient operation.
