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10 kW Induction Heater

August 2025 · done

A high-frequency induction heater prototype for metal casting.

Induction heater hardware
The heater.

We built this to speed up small metal casting. The system used a high-frequency inverter and a water-cooled induction coil.

PLL board render for induction heater control
PLL control board render.

The project taught me a lot about power electronics. We later bought a commercial heater for reliability.