The STW70N60DM2 from STMicroelectronics is a MOSFET with Continous Drain Current 66 A, Drain Source Resistance 37 to 42 Milliohm, Drain Source Breakdown Voltage 600 V, Gate Source Voltage - 25 to 25 V, Gate Source Threshold Voltage 3 to 5 V. Tags: Through Hole. More details for STW70N60DM2 can be seen below.