The GCMX2P0B120S4B1-N from SemiQ is a MOSFET with Continous Drain Current 624 to 724 A, Drain Source Resistance 2 to 3.2 milli-ohm, Drain Source Breakdown Voltage 1200 V, Gate Source Voltage -4.5 to 18 V, Gate Source Threshold Voltage 1.8 to 4 V. Tags: Module. More details for GCMX2P0B120S4B1-N can be seen below.