The FGW40XS120C from Fuji Electric is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.6 to 1.9 V, DC Collector Current 40 to 63 A, DC Forward Current 40 to 63 A, Junction Temperature -40 to 175 Degree C. More details for FGW40XS120C can be seen below.