The SKM300GM12T4 from Semikron Danfoss is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.85 to 2.45 V, DC Collector Current 422 A, Junction Temperature -40 to 175 Degree C, Collector Emitter Voltage 1200 V. More details for SKM300GM12T4 can be seen below.