The RM120N30T2 from Rectron Semiconductor is a MOSFET with Continous Drain Current 120 A, Drain Source Resistance 3 to 3.5 milliohm, Drain Source Breakdown Voltage 30 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1 to 3 V. Tags: Through Hole. More details for RM120N30T2 can be seen below.