https://www.st.com/en/power-transistors/stw50n65dm6.html
STW50N65DM6 | Product - STMicroelectronics
STW50N65DM6 - N-channel 650 V, 74 mOhm typ., 33 A MDmesh DM6 Power MOSFET in a TO-247 package, STW50N65DM6, STMicroelectronics
productstmicroelectronics