The RM60N40LD from Rectron Semiconductor is a MOSFET with Continous Drain Current 60 A, Drain Source Resistance 7.3 to 13 milliohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.2 to 2.5 V. Tags: Surface Mount. More details for RM60N40LD can be seen below.