The 2MBI1000XRNF120-50 from Fuji Electric is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.6 to 3.35 V, DC Collector Current 1000 A, Peak Collector Current 2000 A, DC Forward Current 1000 A. More details for 2MBI1000XRNF120-50 can be seen below.