The NTE56004 from NTE Electronics is a Triac with Breakover Voltage 200 V, Breakover Current 150 A, Gate Trigger Voltage 0.2 to 2.5 V, Gate Trigger Current 0.05 to 0.075 A, Temperature Operating Range -40 to 125 Degree C. Tags: Through Hole. More details for NTE56004 can be seen below.