The FS1208NW00TU from Fagor Electronica is a Silicon Controlled Rectifier with Breakover Voltage 800 V, Breakover Current 140 to 145 A, Gate Trigger Voltage 1.3 V, Gate Trigger Current 0.5 to 5 mA, Temperature Operating Range -40 to 125 Degree C. Tags: Through Hole. More details for FS1208NW00TU can be seen below.