IR PCS (International Rectifier Power Control Systems) VS-40TPS12APBF Peak Repetitive Off-State Voltage, Vdrm: 1.2Kv Gate Trigger Current Max, Igt: 40Ma Current It Av: 35A On State Rms Current It(Rms): 55A Peak Non Rep Surge Current Itsm 50Hz: 500A Rohs Compliant: Yes