The BUK9K13-60RA from Nexperia is a MOSFET with Continous Drain Current 40 A, Drain Source Resistance 5.4 to 28.3 milliohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage 10 V, Gate Source Threshold Voltage 0.5 to 2.45 V. Tags: Surface Mount. More details for BUK9K13-60RA can be seen below.