The FS0118MN00RB from Fagor Electronica is a Silicon Controlled Rectifier with Breakover Voltage 600 V, Breakover Current 7 to 8 A, Gate Trigger Voltage 0.8 V, Gate Trigger Current 0.5 to 5 uA, Temperature Operating Range -40 to 125 Degree C. Tags: Surface Mount. More details for FS0118MN00RB can be seen below.