The AP4NA2R6CMT from Advanced Power Electronics Corp is a MOSFET with Continous Drain Current 27.1 to 134 A, Drain Source Resistance 2.6 to 4.6 milli-ohm, Drain Source Breakdown Voltage 40 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 1.3 to 2.3 V. Tags: Surface Mount. More details for AP4NA2R6CMT can be seen below.