Sunpark Ballast SL26T - 2 (TWO) Circline 32 watt circline lamps, or 1 (ONE) FC12T9 32 watt and 1 (ONE) FC12T9 40 watt. 120 volt, 2 lamp, 68 watt, 1.13 amps, Power Factor - 0.50, THD 130%, Ballast Factor - 0.88, Minimum Start Temperature - 0 Degrees F, Length - 6.0", Width - 1.78", Height - 1.08". Sunpark Ballast - SL26T. This ballast has two sockets with leads, one on each end of ballast - each lead has a legth of 6.5" (to end of socket). Call or email for quantity discounts. Item # SL26T.