The GD75FFK120C6SD from StarPower is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 2.15 to 2.65 V, DC Collector Current 130 A, Junction Temperature 150 Degree C, Gate Emitter Leakage Current 0.4 uA. More details for GD75FFK120C6SD can be seen below.