The IKW40N120T2 from Infineon Technologies is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.75 to 2.25 V, DC Collector Current 40 to 75 V, DC Forward Current 40 to 75 A, Junction Temperature 175 Degree C. More details for IKW40N120T2 can be seen below.