The GD25FSY120L2S 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 50 A, Junction Temperature 175 Degree C, Gate Emitter Leakage Current 0.4 uA. More details for GD25FSY120L2S can be seen below.