The AOK40B60D1 from Alpha & Omega Semiconductor is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.85 to 2.4 V, DC Collector Current 40 to 80 A, Peak Collector Current 140 A, DC Forward Current 20 to 40 A. More details for AOK40B60D1 can be seen below.