The DIM1200DDM17-PT500 from Dynex Semiconductor is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.8 to 2.6 V, DC Collector Current 1200 A, Peak Collector Current 2400 A, DC Forward Current 1200 A. More details for DIM1200DDM17-PT500 can be seen below.