The 6MBI180VX-120-55 from Fuji Electric is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.85 to 3.15 V, DC Collector Current 150 to 400 A, Junction Temperature 175 Degree C, Gate Emitter Leakage Current 0.2 uA. More details for 6MBI180VX-120-55 can be seen below.