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.”
    cta wärmepumpen Innovation Funktionalität

    View into the heat pump production

    Are you considering heating with a heat pump in the future? And would you like to experience for yourself how a heat pump is manufactured and what types of products are available? You can ask us your questions directly at our free information event. The event language is German.
    Learn more
    Data Centre

    Pathways to an energy-efficient and environmentally friendly data centre

    Running a data centre in a way that is both energy efficient and environmentally friendly? In the interview, Christoph Brechbühler shares his thoughts and views on the topics of refrigerants, utilisation of waste heat, high flow temperatures up to 105 °C, and free cooling.
    Learn more


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    CTA Ltd.

    Hunzigenstrasse 2

    CH-3110 Münsingen

    Tel. +41 31 720 10 00

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