The GD20FSX65L4S from StarPower is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 1.45 to 1.9 V, DC Collector Current 33 A, Junction Temperature 175 Degree C, Gate Emitter Leakage Current 0.4 uA. More details for GD20FSX65L4S can be seen below.