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Home Assistant TestFlight
AprilAire

AprilAire 8840M thermostat

Thermostats · Climate

WorksLocal

1 report: 1 says it works.

Reported with 1 integration: AprilAire.

What people report

IntegrationIn Home AssistantIn Apple HomeWhat they saidSource
AprilAireWorks LocalRecognised after library fix; humidifier setpoint range fixed via PR
Saved copy
The problem See photo. The 8840 thermostat is correctly recognized but the 8840M is not. Is there a database/list of models that needs to be updated? ### What version of Home Assistant Core has the issue? 2025.5.3 ### What was the last working version of Home Assistant Core? _No response_ ### What type of installation are you running? Home Assistant OS ### Integration causing the issue AprilAire ### Link to integration documentation on our website https://www.home-assistant.io/integrations/aprilaire/ ### Diagnostics information ### Example YAML snippet [code] ### Anything in the logs that …

Excerpt saved from GitHub on 2026-10-23.

Issue #145815 · 2025-05

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

BrandAprilAire
Model8840M
CategoryThermostats