The MS T722C12 from MS Power is a Silicon Controlled Rectifier with Breakover Voltage 1200 V, Breakover Current 8000 to 9000 A, Gate Trigger Voltage 3.0 V, Gate Trigger Current 200 mA, Temperature Operating Range -40 to 125 Degree C. Tags: Disc. More details for MS T722C12 can be seen below.