BUY MJ4361 https://www.utsource.net/itm/p/1844005.html

Package: TO-3 Manufacturer: MOT Description: The MJ4361 is a silicon NPN power transistor manufactured by Motorola. It is designed for high-voltage, high-speed switching applications. It features a low saturation voltage and a high current gain. Features: Low saturation voltage High current gain High voltage High speed switching Low noise Applications: The MJ4361 can be used in a variety of applications such as switching power supplies, motor control, and audio amplifiers. It can also be used in high-voltage, high-speed switching applications. (For reference only)