BUY MJ16010 https://www.utsource.net/itm/p/255751.html
15 AMPERE NPN SILICON POWER TRANSISTORS 450 VOLTS 135 AND 175 WATTS
Description: The MJ16010 is a NPN silicon power transistor manufactured by Motorola. It is designed for use in power switching circuits. Features: NPN silicon power transistor High current gain Low saturation voltage High switching speed TO-3 package Applications: Power switching circuits Motor control High-power switching Audio amplifiers (For reference only)