# Aqara Radiator Thermostat W600

*Aqara / WT-A03D, WT-A03E*

> The Radiator Thermostat W600 (WT-A03D, WT-A03E) is a battery-powered radiator valve that works as a Matter device over Thread. It also has a Zigbee radio. It suits HomeKit, Google Home, Alexa, SmartThings and Home Assistant users, with native support through Matter over Thread.

- Canonical page: https://smarthomecanon.com/devices/aqara-radiator-thermostat-w600
- Last checked: 2026-10-20

## Key facts

| Fact | Value |
| --- | --- |
| Brand | [Aqara](https://smarthomecanon.com/brands/aqara) |
| Category | Thermostat |
| Model numbers | WT-A03D, WT-A03E |
| Status | Current[^1] |
| Type | Radiator valve[^1] |
| Radio | Thread and Zigbee, Bluetooth LE[^1] |
| Hub needed | Zigbee mode is set up in the Aqara Home app. Thread mode needs a Thread border router.[^1] |
| Matter path | withheld |
| Power | 2 AA batteries, up to 2 years[^1] |
| Region | unknown |
| Key difference | Thread and Zigbee dual protocol, six valve adapters, M30 x 1.5 connector[^1] |
| Released | unknown |

## Integration paths

**How the Aqara Radiator Thermostat W600 connects**

| Path | Requires | Local | Features lost |
| --- | --- | --- | --- |
| [Matter / Thread](https://smarthomecanon.com/protocols/matter-thread) | Thread border router, Matter controller[^1] | unknown | unknown |
| [Zigbee](https://smarthomecanon.com/protocols/zigbee) | Aqara Home app[^1] | unknown | unknown |

**Platform support for the Aqara Radiator Thermostat W600**

| Path | Platform | Support | Integration |
| --- | --- | --- | --- |
| Matter / Thread | [HomeKit](https://smarthomecanon.com/platforms/homekit) | Native[^1] |  |
| Matter / Thread | [Google Home](https://smarthomecanon.com/platforms/google-home) | Native[^1] |  |
| Matter / Thread | [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) | Native[^1] |  |
| Matter / Thread | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | Native[^1] |  |
| Matter / Thread | [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) | Native[^1] |  |
| Zigbee | [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) | withheld | zigbee2mqtt |
| Zigbee | [Homey](https://smarthomecanon.com/platforms/homey) | withheld | com.xiaomi-mi |

## Related pages

- [Aqara thermostats](https://smarthomecanon.com/lines/aqara-thermostats) (line)
- [Aqara](https://smarthomecanon.com/brands/aqara) (brand)
- [Matter over Thread](https://smarthomecanon.com/protocols/matter-thread) (protocol)
- [Zigbee](https://smarthomecanon.com/protocols/zigbee) (protocol)
- [HomeKit](https://smarthomecanon.com/platforms/homekit) (platform)
- [Google Home](https://smarthomecanon.com/platforms/google-home) (platform)
- [Amazon Alexa](https://smarthomecanon.com/platforms/alexa) (platform)
- [Home Assistant](https://smarthomecanon.com/platforms/home-assistant) (platform)
- [Samsung SmartThings](https://smarthomecanon.com/platforms/smartthings) (platform)
- [Homey](https://smarthomecanon.com/platforms/homey) (platform)

## Sources

[^1]: Radiator Thermostat W600 - Aqara global site. https://www.aqara.com/en/product/radiator-thermostat-w600/ (manufacturer, checked 2026-10-10)