The GD600HFY120P1S from StarPower is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.7 to 2.15 V, DC Collector Current 951 A, Junction Temperature 175 Degree C, Gate Emitter Leakage Current 0.4 uA. More details for GD600HFY120P1S can be seen below.