Aqara Floor Heating Thermostat W500 EU (Zigbee, Matter over Thread)

Upgrade your underfloor heating with the Aqara W500 Thermostat, designed to bring intelligent control, energy savings, and reliable integration into your home. Whether electric or hydronic, this thermostat adapts to your system and connects with modern smart-home setups using Thread, Matter, and Zigbee. Its safety protections, flexible scheduling, and precise temperature regulation make it ideal for comfort and efficiency.

Key Features

• Dual Protocol Support (Thread / Zigbee / Bluetooth) — Switch between protocols: Thread for Matter-based ecosystems (Apple Home, Google Home, Alexa, etc.), Zigbee for advanced scheduling, energy monitoring, and backwards compatibility.

• Versatile Heating System Compatibility — Works with electric underfloor systems or hydronic (water-based, 230 V NC) systems; supports external NTC floor sensors (10 kΩ, 50 kΩ, 100 kΩ) for precise floor temperature control. 

• Flexible Control Options — Control manually via physical buttons, remotely through the app, or by voice assistants. Use schedules: up to 7 time slots per day, all 7 days a week. Even if internet drops, schedules continue locally. 

• Energy & Comfort Optimisation — Offers auto-eco modes (like pausing heating when windows are open, or detecting sudden temperature drops); calibration of temperature (±0-5 °C) and buffer zones (0.5-3 °C) help avoid frequent on/off cycling. 

• Safety Protections — Built-in frost protection (activates around +5 °C), over-temperature prevention, overload protection, and flooring material protection to avoid damage. 

• Wide Smart Home Integration — Compatible with Matter over Thread / Thread / Zigbee, which means integration with major smart platforms: Apple Home, Google Home, Alexa, SmartThings, Home Assistant, Homey. 

Technical Specifications