The MS TF2600C25F4J from MS Power is a Silicon Controlled Rectifier with Breakover Voltage 2500 V, Breakover Current 35.5 kA, Gate Trigger Voltage 3.0 V, Gate Trigger Current 300 mA, Temperature Operating Range -40 to 125 Degree C. Tags: Disc. More details for MS TF2600C25F4J can be seen below.