The AP4N2R6S from Advanced Power Electronics Corp is a MOSFET with Continous Drain Current 95 to 150 A, Drain Source Resistance 2.6 milli-ohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2 to 5 V. Tags: Surface Mount. More details for AP4N2R6S can be seen below.