The GD1000HFX170P2S from StarPower is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.95 to 2.5 V, DC Collector Current 1604 A, Junction Temperature 175 Degree C, Gate Emitter Leakage Current 0.4 uA. More details for GD1000HFX170P2S can be seen below.