The FS450R12OE4 from Infineon Technologies is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.75 to 2.10 V, DC Collector Current 450 A, Peak Collector Current 900 A, DC Forward Current 450 A. More details for FS450R12OE4 can be seen below.