Philips magnetic ballast, standard, series: magnetic npf, 120 v, 56 w, 0.76 a, 60 hz, t9 fc12t9, fc16t9 circline fluorescent lamp, g10q 4-pin lamp base, 32/40 w lamp, 2 lamps, 0.6, rapid start, 0.61, 50 deg f minimum, 1-1/2 in overall height, 2-3/8 in overall width, 6-1/2 in overall length, csa certified, ul listed, series wiring.