The GD450CLY120P1S from StarPower is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.7 to 2.05 V, DC Collector Current 761 A, Junction Temperature 175 Degree C, Gate Emitter Leakage Current 0.4 uA. More details for GD450CLY120P1S can be seen below.