T9 Circline Electronic Ballast
American Scientific Lighting T9 Circline Electronic Ballast|Operates 1 or 2 Lamps|4 Wattages|High Power Factor - 120 Volt|Cool Operation (No Hum)|Lamp Socket Power Leads|UL Listed|6-1/2"L x 1-7/16" W x 15/16" H|Ballast can operate 2/D Circline TS/T8/T10/T12 Liner Lamp