Your high-quality Swiss factory

For sustainable and efficient heat pumps and refrigeration

Who we are

For the right temperature. With natural energy. 

Since 1981, we have been developing and producing high-performance, durable and resource-saving system solutions for heating and cooling all kinds of buildings. As a Swiss family business, we are committed to renewable energies and Switzerland as a workplace. So that the temperature and climate are right – for people and for nature. 


Sustainable solutions

Durable, efficient, and low on resource consumption. We are committed to renewable energies and energy-efficient system solutions. We truly are “in harmony with nature”.


40 years of experience

Since 1981, we have been developing and producing pioneering and innovative devices and driving technological development in the fields of air conditioning, cooling and heating.


Swiss quality

Committed to our Swiss location and the highest level of quality, we supply our high-quality devices to numerous countries and are available at seven sites across Switzerland.


Private Customers

Verena and Silvio Schenini,single-family house owners, Horgenberg

Finally, sustainable heating

“Since this winter, we have been heating with a Swiss-made geothermal probe heat pump. We are happy about this high-quality, high-performance product and CTA’s outstanding personal service.”
7RM7736 Nachhaltig Generationen Herbs

Bravo! Congratulations for completing your apprenticeship

Wir wünschen unseren jungen Berufsleuten viel Freude und Erfolg in ihren Berufen. Den Lehrlingsverantwortlichen sagen wir «Merci» für ihre wertvolle Arbeit.
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AH CN bzw Livera
New Product

New «Aeroheat Livera CL» heat pump with natural refrigerant

A new product in our range is the inverter-controlled, externally installed air/water heat pump with a heat output of between 5 and 8 kW. This heat pump with the natural refrigerant propane is easy to install and flexible in terms of hydraulic integration. It is suitable for new buildings as well as renovations. Up to four units can be cascaded. Active cooling is possible with this appliance after prior clarification.
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CTA Ltd.

Hunzigenstrasse 2

CH-3110 Münsingen

Tel. +41 31 720 10

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