Keystone Technologies Keystone 40-Watt 1-Lamp T9 Rapid Start Electronic Fluorescent Replacement Ballast

Keystone Technology's T9 Rapid Start electronic ballast is designed to operate 1 Circleline lamp. 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, minus 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|Lamp end-of-life protected