The FZ600R12KP4 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 600 A, Peak Collector Current 1200 A, DC Forward Current 600 A. More details for FZ600R12KP4 can be seen below.