The RM140N150BT7 from Rectron Semiconductor is a MOSFET with Continous Drain Current 140 A, Drain Source Resistance 6.2 to 7.2 milliohm, Drain Source Breakdown Voltage 150 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 4 V. Tags: Through Hole. More details for RM140N150BT7 can be seen below.