# tado° Heat Pump Optimizer X

*tado°*

> The Heat Pump Optimizer X connects to a heat pump by cable so the tado° app can control its temperature and schedules. It works with air-to-water, water-to-water and geothermal heat pumps and acts as a Thread border router.

- Canonical page: https://smarthomecanon.com/devices/tado-heat-pump-optimizer-x
- Last checked: 2026-10-17

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [tado°](https://smarthomecanon.com/brands/tado) |
| Category | Thermostat |
| Status | Current[^1] |
| Type | Heat pump controller[^1] |
| Released | 2024-05-15[^2] |
| Connection | Cable to the heat pump; Thread border router[^1][^2] |
| Power | Mains, 230 V AC[^1] |
| Needs | unknown |
| Size | 130 x 130 x 27.5 mm[^1] |
| Works with | Does not appear in HomeKit; it enables other tado° X devices[^3] |

## Integration paths

**How the tado° Heat Pump Optimizer X connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Proprietary + hub](https://smarthomecanon.com/protocols/proprietary-gateway) | Compatible heat pump, tado° app[^1] | unknown | unknown |

## Roles in a smart home

**Infrastructure roles**

| Role | Acts as one |
| --- | --- |
| Thread border router | Yes[^2][^4] |

## Releases

**tado° Heat Pump Optimizer X release events**

| Date | Event | Detail |
| --- | --- | --- |
| 2024-05-15[^2] | Released | Launch in Germany, Austria, the Netherlands, France, Italy, Spain, Belgium, Sweden and Denmark. |

## Related pages

- [tado° smart heating](https://smarthomecanon.com/lines/tado-smart-heating) (line)
- [tado°](https://smarthomecanon.com/brands/tado) (brand)
- [Proprietary radio with a hub](https://smarthomecanon.com/protocols/proprietary-gateway) (protocol)

## Sources

[^1]: tado shop: Heat Pump Optimizer X (product page and technical specifications). https://shop.tado.com/en/products/heat-pump-optimizer-x (manufacturer, checked 2026-10-17)
[^2]: tado press release, Munich, 2024-05-15: Heat Pump Optimizer X launch. https://www.tado.com/en/press/tado-heat-pump-optimizer-launch (manufacturer, checked 2026-10-17)
[^3]: tado Help Center: Are my tado products compatible with Apple Home? (HomeKit and Matter). https://help.tado.com/en/articles/9090627-are-my-tado-products-compatible-with-apple-home (manufacturer, checked 2026-10-17)
[^4]: tado Help Center: Do I need a tado Bridge X?. https://help.tado.com/en/articles/9090800-do-i-need-a-tado-bridge-x (manufacturer, checked 2026-10-17)