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Home Assistant TestFlight
Thermia

Thermia heat pump (Genesis firmware 17.1.11)

Air Conditioners and Heaters · Climate

Partly worksCloud

1 report: 1 says it partly works.

Reported with 1 integration: Thermia Heat Pump.

What people report

IntegrationIn Home AssistantIn Apple HomeWhat they saidSource
Thermia Heat PumpPartly works CloudHot water boost greyed out after firmware update; still works in Thermia app
Saved copy
Issue I got a notice in the Thermia app about a firmware update so I ran it. Its now 17.1.11. I THINK that after that, I lost the boost button. Its there but its greyed out. Wondering if this is a known behavior. Note: It still works in the Thermia app. ### Expected Behavior Button should be selectable and not greyed out. ### Debug File Data from "thermia_debug.txt" file thermia_debug.txt ### Screenshots from Thermia Online web interface _No response_ ### Please check the following before opening a new issue - [x] I have checked and am running the latest version of the integration - [x] I …

Excerpt saved from GitHub on 2026-10-23.

Issue #140 · 2026-05

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

BrandThermia
ModelGenesis
CategoryAir Conditioners and Heaters