Product novelty 16. September 2025

Dr. Ewald Nelken GmbH is a traditional, family-owned company based in Muelheim an der Ruhr, with branch offices in Heidenheim an der Brenz and Miedzna, Poland.
We are your partner for all aspects of induction heating and high-current technology.
For four generations, we have been providing our customers with a complete solution for their investment — including cooling systems, feeding and extraction units, and optional robotics.
Together with our customers, we realize:
- Hardening systems
- Induction brazing systems
- Shrinkfitting processes
- Induction drying systems
- Forging furnaces
- Heat treatment systems
- Continuous heating systems
- Foil heating systems
- Modernizations
- Modifications
- Retrofits
Inductors
For more than 60 years, we have been developing and manufacturing inductors of all sizes.
Whether 3D-printed brazing inductors or conventionally built forging inductors – you will find the right solution with us.
Our product portfolio includes:
- 3D-printed inductors and quenching showers
- Brazing inductors
- Hardening inductors
- Welding inductors
- Inner-surface heating inductors
- Forging inductors
- Inductors for heat treatment systems
- Foundry coils
- pipe inductors