The GT100N12T from Goford Semiconductor is a MOSFET with Continous Drain Current 70 A, Drain Source Resistance 8 to 10 milliohm, Drain Source Breakdown Voltage 120 V, Gate Source Voltage -20 to 20 V, Gate Source Threshold Voltage 2.5 to 3.5 V. Tags: Through Hole. More details for GT100N12T can be seen below.