The IXKN 40N60C from Littelfuse is a MOSFET with Continous Drain Current 40 A, Drain Source Resistance 70 Milliohm, Drain Source Breakdown Voltage 600 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2.1 to 3.9 V. Tags: Chassis Mount. More details for IXKN 40N60C can be seen below.