⚠️ Disclaimer: This integration is not official and is not affiliated with or endorsed by Alterego or its manufacturers.
Home Assistant integration for Alterego climate control systems (radiant floor, fan coil, VMC/dehumidifiers). Requires an Alterego account with at least one active station.
Go to Settings → Devices & Services → Add Integration, search for Alterego and enter:
| Parameter | Required | Description |
|---|---|---|
| Yes | Alterego account email | |
| Password | Yes | Alterego account password |
| Station | Yes | Select from the list of available stations |
| Station Name | No | Optional custom display name |
Sensors — temperature, humidity (T+RH zones), dewpoint (T+RH zones), outside temperature, global status.
Climate — one entity per zone: cool in summer · heat in winter · off. Presets: AUTO / COMFORT / ECONOMY / OFF. Setpoint reads and writes the correct seasonal value automatically.
Select — zone forcing mode, dehumidifier/VMC override, season (SUMMER/WINTER), timer slot mode per active slot.
Number — comfort and economy setpoints for summer and winter; humidity setpoint and dehumidifier boost timer (summer only).
Time — start time for each active timer slot per day of the week.
Entity names are available in English and Italian. If your password changes, Home Assistant asks you to re-authenticate.
- Zones: every 30 s
- Dehumidifiers: every 60 s
- Global status / Timers: every 5 min
Changes made from Home Assistant are re-read immediately.
Minimum required Home Assistant version: 2024.12.0