BUY 2N6308 https://www.utsource.net/itm/p/258431.html
NPN SILICON TRANSISTOR
Description: The 2N6308 is a NPN silicon power transistor in a TO-3 package. Features: NPN silicon power transistor High current gain Low collector-emitter saturation voltage High frequency operation High power dissipation Low noise Application: The 2N6308 is suitable for use in power switching applications such as motor control, relay drivers, and high voltage switching. It can also be used in audio amplifiers and other high power applications. (For reference only)