The 1MBI200HH-120L-50 from Fuji Electric is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 3.1 to 4.15 V, DC Collector Current 300 to 600 A, DC Forward Current 200 to 400 A, Junction Temperature 150 Degree C. More details for 1MBI200HH-120L-50 can be seen below.