The FZ1200R17HP4 from Infineon Technologies is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.90 to 2.40 V, DC Collector Current 1200 A, Peak Collector Current 2400 A, DC Forward Current 1200 A. More details for FZ1200R17HP4 can be seen below.