The GD150HFU120C8S from StarPower is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 2.9 to 3.6 V, DC Collector Current 229 A, Junction Temperature 150 Degree C, Gate Emitter Leakage Current 0.4 uA. More details for GD150HFU120C8S can be seen below.