The RSM90N120T7 from Rectron Semiconductor is a MOSFET with Continous Drain Current 90 A, Drain Source Resistance 25 to 43 milliohm, Drain Source Breakdown Voltage 1200 V, Gate Source Voltage -10 to 25 V, Gate Source Threshold Voltage 1.6 to 2.4 V. Tags: Through Hole. More details for RSM90N120T7 can be seen below.