The DIM450M1HS12-PB500 from Dynex Semiconductor is a IGBT with Gate Emitter Voltage 20 V, Saturated Collector Emitter Voltage 1.65 V, DC Collector Current 450 A, Peak Collector Current 900 A, DC Forward Current 450 A. More details for DIM450M1HS12-PB500 can be seen below.