BUY MJH11018 https://www.utsource.net/itm/p/1232919.html
15 AMPERE DARLINGTON COMPLEMENTARY SILICON POWER TRANSISTORS 150, 200, 250 VOLTS 150 WATTS
Description: NPN Silicon Power Transistor Features: High DC Current Gain High Collector-Emitter Voltage Low Collector-Emitter Saturation Voltage High Switching Speed Low Noise Applications: Audio Amplifier Switching Regulator Motor Control DC-DC Converter (For reference only)