BUY BTA41-600B https://www.utsource.net/itm/p/11229739.html

Description: BTA41-600B is a three-terminal silicon controlled rectifier (SCR) with a TO-3P package. Features: Low on-state voltage drop High surge current capability High commutation capability High temperature operation Low thermal resistance Applications: Motor control Lighting control Heating control AC power control DC power control (For reference only)