The GD600HFY120C6S 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 1090 A, Junction Temperature 175 Degree C, Gate Emitter Leakage Current 0.4 uA. More details for GD600HFY120C6S can be seen below.