Our service for you – all-round carefree
Once your CTA heat pump, air conditioning or refrigeration machines has been installed and commissioned, our service team will ensure it runs perfectly and smoothly for years to come. Find out more below about our choice of service contracts from periodic maintenance to all-inclusive service with warranty extension.
Service near you
Our experienced team is quickly on site to carry out maintenance, repairs or consultations. Rely on a reliable service directly in your region.
Regular maintenance
Regular maintenance ensures the efficiency and longevity of your heating and cooling systems. This will help you avoid expensive repairs and ensure smooth operation.
Carefree and with a longer term
Our energy-efficient systems offer you long-term reliability and low maintenance. Enjoy worry-free operation and maximise the service life of your systems.
Frequently requested services
Verena and Silvio Schenini,Client
We feel we are in good hands
«With the CTAplus maintenance contract for domestic heat pumps, we are covered in the event of damage even after the warranty expires and can call on CTA's support free of charge at any time if we have technical questions.»
To register commissioning online
Trade partners can use this section to register the commissioning of an Optiheat-series or Aeroheat-series heat pump.
Step by step to the app for your domestic heat pump
Let us walk with you from installing to using your app. Find the right app here to operate your heat pump directly from your smartphone.
Product innovations
New CTA heat pumps with propane
From January 2026, our product range will include additional heat pumps that use the natural refrigerant R-290 propane – developed to meet the energy needs of the future. Designed for both new-builds and replacement heating systems, our new inverter-controlled heat pumps combine maximum efficiency with low operating costs.
Learn more
Donation
Giving families a future
As a Swiss manufacturer of high-quality heat pumps and chillers, we place sustainability at the heart of everything we do – in both ecological and social terms. That’s why, this year, we’re using our Christmas donation to support the Aeschbacherhuus foundation in Münsingen.
Learn more