Heatmiser
heatmiser
The Heatmiser integration lets you control Heatmiser DT/DT-E/PRT/PRT-E thermostats from Heatmiser. The module itself is currently set up to work over a RS232 -> RS485 converter, therefore it connects over IP.
In Apple Home through HomeKit Bridge
What HomeKit Bridge makes of each kind of entity this integration creates, read from its source code. A device only gets the ones that apply to it.
| Entity | Shows up as | Note |
|---|---|---|
climate | Thermostat |
What people report
Heatmiser thermostat setup failed with a casting error and was never confirmed fixed.
- Not working1
| Device | In Home Assistant | In Apple Home | What they said | Source |
|---|---|---|---|---|
| Heatmiser PRT thermostat | Not working | Setup fails with type error on climate componentSaved copySo in reviewing the component itself, it looks like it's meant to work with the following [code] I'm not familiar with the Heatmiser products, but is the PRT (Programmable Room Thermostat) a specific model in their line? I'm sure you guys have already reviewed the v3 documentation, but it says it's compatible with the following: [code] That being said, I agree with @brettyboo, the first step is to make sure the python component works, perhaps @tinloaf can add some suggestions. Excerpt saved from GitHub on 2026-10-23. | Issue #13146 · 2018-03 |
Gathered from GitHub issues, pull requests, discussions and docs, and from r/homeassistant. These are individual reports, so check the linked thread and the date before you buy.
How it connects
Local polling
Talks to the device on your network, asking it for updates every so often.
Details
| Installs (analytics) | 2 |
|---|---|
| Quality scale | Legacy |
| Added in | Home Assistant 0.10 |
| Set up in the UI | No, YAML |
| Maintainers | @andylockran |
In ReReHome
Whatever HomeKit Bridge shares reaches Apple Home as normal HomeKit accessories behind your Home Assistant bridge, so ReReHome shows and controls them like any other.
Bridges get their own settings page listing the accessories behind them.
