You are in good hands with CTA.

Thanks to our wide range of products and our specialist knowledge, you get what you need for your projects. From single-family houses to large buildings, computing centres and heating networks: we are your partners when it comes to the cooling and heating of rooms. We will also design specific solutions for your project.


Cold water production for air-conditioning, process and IT applications

Learn more

Industrial heat pumps

Hot and cold water production for reversible applications

Learn more

Domestic heat pumps

Heating of single-family and multi-family homes with heat pumps.

Learn more

Fan Coil

Air-conditioning with cold water

Learn more

Split air conditioners

Air-conditioning with refrigerants

Learn more

IT air-conditioning

Air conditioning of computer centres, laboratories and telecom facilities.

Learn more

CTAexklusiv – custom-made solutions

We understand that certain projects have special requirements. This is why we also put together individual solutions. We will be happy to advise you in person.

Learn more
Industrial air/water heat pumps for industrial or chemical processes
CTA Fachpartner Installateur Wärme Klima Kälte

Are you looking for a particular product?

Use our product finder with filter function to find the product you are looking for.

View products

Our references

221010-ROMAN_air-eau_Bramois (1)

Living in and with nature

Eleven buildings with a total of 110 flats. This is "Les Rives de Bramois" in Sion. Remarkably, the buildings only account for 20% of the site area. The remaining 80% are sustainable green spaces and places for non-motorised traffic.

Learn more
RZ_Deutschschweiz (5)
New building

Safe and climate-friendly – Chillers with NH₃ for data centres

Their high safety standards make ammonia chillers a reliable and safe solution for cooling data centres. The example of a redundantly designed cooling system for a regional data centre operator shows that high performance and energy efficiency go hand in hand.

Learn more

Oil tanks are out; air source heat pumps are in

Owing to his job at Swisshaus, the owner had already established an interest in heating technology as part of the energy transition. Now, he’s also taken this home with him. The oil heating system gave way to an external air source heat pump from CTA.

Learn more
Silvrettaseilbahn AG_Kuerzi221206-1196_hires
New building

Energy-efficient leisure experience at the Silvretta Thermal Baths

The Silvretta Thermal Baths in Ischgl set new standards, both in terms of the experience it offers and in terms of building technology. The construction and its operation should be as energy-efficient and sustainable as possible. CTA’s heat pumps also play an important role.

Learn more

Sustainable energy supply for historic building

The site of today’s industrial park “The Valley” is located where the legendary Maggi stock cubes were once produced. From autumn 2023, the historic buildings will be sustainably heated and cooled using energy from the air. The key components are four custom-made, reversible chillers/industrial heat pumps.

Learn more
New building

Air source heat pump for an apartment house

The new, quiet, high-performance heat pump from CTA is an ideal fit for the linear architectural style of this new apartment house with view over Lake Thun.

Learn more
Renovation with ground-source heat pump

Renewable heating in a heritage-protected building

The Schenini family lives in a sustainably inhabited house. Sustainable, because this timber-framed building has allowed people to live here for generations. It is now also heated sustainably: the old oil-fired heating system has been replaced by a CTA ground-source heat pump.

Learn more
Indoor CBD hemp facility, Nunningen

Complex cooling control for cannabis products

The professional indoor production of CBD hemp flowers requires the precise regulation of temperature and humidity. LMP GmbH in Nunningen therefore uses CTA’s cooling control system. This ensures an optimal climate, day and night, while cooling and dehumidifying the rooms simultaneously.

Learn more
Variable refrigerant flow (VRF) air conditioning

Air-conditioned lightvessel

The “Gannet” once served as a lightvessel. Today, it contributes to Basel’s cultural heritage as an event location. CTA was called on to supply the VRF air conditioning unit and thus provide pleasant temperatures inside the ship all year round.

Learn more
Split air-conditioning units

VOI Cubes – Shop at any time

Shop whenever you want - this is what VOI Cubes, a Migros Aare pilot project, are offering. These walk-in vending machines are air-conditioned using CTA split air conditioning units.

Learn more

Get in contact with us

About which upcoming project can we talk to you about?



Locations / ContactAbout UsMedia & DownloadsCareer


CTA Ltd.

Hunzigenstrasse 2

CH-3110 Münsingen

Tel. +41 31 720 10 00info@cta.ch

Copyright © 2022 CTA Ltd.

General Terms and Conditions of BusinessGeneral Terms of PurchaseData ProtectionCookie Consent