The SST16A-600BW from SMC Diode Solutions is a Triac with Breakover Voltage 600 V, Breakover Current 160 A, Gate Trigger Voltage 1.3 to 1.5 V, Gate Trigger Current 50 mA, Temperature Operating Range -40 to 125 Degree C. Tags: Through Hole. More details for SST16A-600BW can be seen below.