The Sunpark SL15T is an electronic two light fluorescent ballast. It is designed to operate (1 or 2) F25T8, (1 or 2) F32T8, (1 or 2) F20T12, (1 or 2) F25T12, (1 or 2) F30T12, (1 or 2) F34T12, (1 or 2) F40T12 linear fluoresents or (1 or 2) F26DBX G24q-3, (1 or 2) F26TBX GX24q-3, (1 or 2) PL-T32W, ...