The ISM06NT4-20 from ISOCOM is a MOSFET with Continous Drain Current 20 A, Drain Source Resistance 0.045 ohm, Drain Source Breakdown Voltage 60 V, Gate Source Voltage -10 to 10 V, Gate Source Threshold Voltage 1.0 to 2.0 V. Tags: Through Hole. More details for ISM06NT4-20 can be seen below.