The YZPST- T2550H-600T from Yangzhou Positioning Tech. Co. Ltd is a Triac with Breakover Voltage 600 V, Breakover Current 210 A, Gate Trigger Voltage 1.3 V, Gate Trigger Current 0.014 to 0.05 A, Temperature Operating Range -40 to 125 Degree C. Tags: Through Hole. More details for YZPST- T2550H-600T can be seen below.