The G3R30MT12K from GeneSiC Semiconductor is a MOSFET with Continous Drain Current 36 to 70 A, Drain Source Resistance 30 to 43 milliohm, Drain Source Breakdown Voltage 1200 V, Gate Source Voltage -10 to 20 V, Gate Source Threshold Voltage 1.8 to 2.7 V. Tags: Through Hole. More details for G3R30MT12K can be seen below.