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Home Assistant TestFlight
Viessmann

Viessmann Vitocal 252-A heat pump

Air Conditioners and Heaters · Climate

WorksCloud

1 report: 1 says it works.

Reported with 1 integration: Viessmann ViCare.

What people report

IntegrationIn Home AssistantIn Apple HomeWhat they saidSource
Viessmann ViCareWorks CloudViCare integration uses Viessmann cloud API; shows system state
Saved copy
I have a viessman vitocal 252-A and use the Vicare integration in HA that access the heat pump via viessman cloud api. The integration shows the state of the system and that is fine as the system is running almost without intervention from users. I live on faroe islands where there is push to change to heating pumps in order to reduce co2 emmission. There are some incentives that reduce the price for a heat pump and reduced price for the electricity. There is a lot of money to save on the heating bill chaning to heat pumps. I have saved about 65% on the heating bill compared to the old oil …

Excerpt saved from the Arctic Shift Reddit archive on 2026-10-23.

Reddit comment · 2024-05

Each row is one report from a GitHub thread, an integration’s docs, or r/homeassistant. Check the date and the linked source before you buy.

In ReReHome

Once Home Assistant’s HomeKit Bridge shares it, this device reaches Apple Home as a HomeKit accessory behind your Home Assistant bridge, so ReReHome shows and controls it like any other.

Identifiers

BrandViessmann
ModelVitocal 252-A
CategoryAir Conditioners and Heaters