DIY 1.4kW induction heaterĀ
https://www.schematix.co.nz/forum/how-to-s/1-4kw-induction-heater
https://www.youtube.com/watch?v=YO_cYhV6eIM
Induction heater module on Aliexpress
2.5kW module:
https://de.aliexpress.com/item/4000418637193.html
2.5kW module:
https://de.aliexpress.com/item/4000641424819.html