It has flat, rugged, Thermopad construction for low thermal resistance, high heat dissipation and durability. Thyristor Case Style TO-225AA. On State RMS Current IT(rms) 4A. of Pins 3Pins. During that process you will be issued with an RMA number.
Thyristors are commonly used in high-voltage circuit applications for their ability to switch off quickly while maintaining steady current output.