The SC146DHR from Digitron Semiconductors is a Triac with Breakover Voltage 400 V, Breakover Current 120 A, Gate Trigger Voltage 0.2 to 3.5 V, Gate Trigger Current 50 to 80 mA, Temperature Operating Range -40 to 100 Degree C. Tags: Through Hole. More details for SC146DHR can be seen below.