The FS150R12KT4 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 150 A, Peak Collector Current 300 A, DC Forward Current 150 A. More details for FS150R12KT4 can be seen below.