The STGWT40V60DF from STMicroelectronics is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.7 to 1.8 V, DC Collector Current 40 to 80 A, DC Forward Current 40 to 80 A, Junction Temperature -55 to 175 Degree C. More details for STGWT40V60DF can be seen below.