The FF600R12ME4P_B11 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 FF600R12ME4P_B11 can be seen below.