Keystone Technologies Keystone T12 4 ft. 40-Watt 2-Lamp Rapid Start Electronic Fluorescent Replacement Ballast

Keystone Technologys T12 instant start electronic ballast is designed to operate 2 F40T12 fluorescent lamps. Featuring 120-Volt input and high power factor design. See the document below for complete specifications including additional lamp-Wattages compatible with this ballast.|Sound rated: A|Minimum starting temperature: 0 degree F, -18 degree C|Maximum case temperature: 167 degree F, 75 degree C|Meets FCC part 18 (class B) consumer limits|Transient protection meets ANSI/IEEE C62.41 Cat. A|OCV: 600-Volt|UL, cUL 935 listed