The IRFP27N60K from Vishay is a MOSFET with Continous Drain Current 27 A, Drain Source Resistance 220 milliohm, Drain Source Breakdown Voltage 600 V, Gate Source Voltage -30 to 30 V, Gate Source Threshold Voltage 3 to 5 V. Tags: Through Hole. More details for IRFP27N60K can be seen below.