The MG300HF12LEC2 from Yangjie Electronic Technology is a IGBT with Gate Emitter Voltage -20 to 20 V, Saturated Collector Emitter Voltage 3 to 3.8 V, DC Collector Current 300 A, Peak Collector Current 600 A, Junction Temperature -40 to 125 Degree C. More details for MG300HF12LEC2 can be seen below.