The SKM400GB12F4 from Semikron Danfoss is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 2.06 to 2.97 V, DC Collector Current 548 A, Junction Temperature -40 to 175 Degree C, Collector Emitter Voltage 1200 V. More details for SKM400GB12F4 can be seen below.