ROBERTSON 3P10084 SS2P AM Fluorescent mBallast for 1 F20T12, F15T12, F14T12 or F15T8, F14T8 Linear Lamp, Preheat Self Start, 120Vac, 60Hz, Normal Ballast Factor, NPF Equivalent to: Philips Advance HM1P20TP Save and order the 2P10084 Quik-Pak of 10 units, individually packaged UL Listed (Class P, Type 1 Outdoor), Meets ANSI C82.1, RoHS Compliant, No PCBs Auto Reset Thermal Protection Go to RobertsonDirect.com for complete technical data.