Kühner Wärmetauscher -
70 years expertise

Tradition of specialization – In third generation the family-owned company Kühner is a reliable partner with comprehensive competence and know-how.

Kühner production line -
Efficient processes and short distances

The automation of the production line allows us an efficient production that meets the requirements of our customers.

Innovative heat exchangers - Supported by ZIM

With the support of the Central Innovation Program for SMEs (ZIM) of the Federal Ministry for Economic Affairs and Energy (BMWi), we have rethought our products and innovatively developed them further.

Kühner competence -
Customized heat exchangers

Kühner manufactures each product in close personal coordination with the customer and continues where others give up. What are your requirements?

Allowing the new and respecting the old, nothing is impossible

Elisabeth Poša, Managing Director


Testimonials - Best moments

„Our long-standing cooperation is characterised by great trust, appreciation and gratitude.“


Jutta Knauer - CUM NOBIS, Systemic corporate development

„The cooperation was and is always open and honest, fair, objective, constructive. I feel integrated into the Kühner family.“


Karl Heinz Matzke - Quality Management

„A good, fair and pleasant cooperation“


Silvia Engel, ENGEL Wäschereitechnik GmbH

„All employees are very respectful towards us, which makes the climate very pleasant and encourages us even more.“


Peter Johnson, Schwartz GmbH & Co. KG

Kühner News

Heat exchanger for heat recovery from hot, particulate and alkaline wastewater

For a new customer, we have developed a new heat exchanger that uses the heat from particle-laden and alkaline wastewater to heat 2.000 m³ of air per hour. When heated, this air continues to absorb moisture downstream to dry bulk material.

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Develop new heat exchangers and promote internal innovation through ZIM

The physical processes of a heat exchanger are always the same. What we as manufacturers consider necessary, however, is a sustainable use of resources and an effective production method in order to always think the product innovative and new. 

On the occasion of our 70-year company year, we were able to reposition ourselves on the market by developing a new innovative finned heat exchanger,…

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Quality optimisation through a new lamella stripping machine

Kühner Wärmetauscher is a company with more than 65 years of history. In order to position ourselves for the future, it was decided to invest in a new and innovative lamella stripping machine. This machine was developed together with an experienced specialized machine builder, based on Kühner's long experience in building heat exchangers.

The new machine features improved quality, efficiency and…

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New orbital welding technology to increase Kühner product quality

A fundamental part of the production process of heat exchangers is the welding of the components. Here we are constantly investing in new technologies. Our welding power sources are regularly replaced by power sources with modern characteristics.

As far as possible mechanized welding processes are used. Advantages include: increased productivity of 30%, easily adapted welding heads to the welding…

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Short facts


satisfy our annual coffeine thirst



tons of steel
were processed by us in 2019


Heat exchanger manufacturer for the industry after custom production!