Netatmo Smart Thermostat for OpenTherm Modulating Boilers

Experience precision heating control with ±0.1°C temperature accuracy, ensuring every room reaches your ideal comfort level without fluctuations. The Netatmo Smart Thermostat for OpenTherm modulating boilers learns your home's thermal behaviour and adapts to weather changes, delivering intelligent warmth while reducing energy consumption.

Overview

Designed by Philippe Starck, this thermostat pairs a minimalist E-Ink display with a powerful relay that communicates with your boiler using the OpenTherm protocol. The relay connects to the internet via Wi-Fi, while the thermostat maintains a robust 868 MHz radio link to the relay, providing reliable wireless control throughout your home. The system integrates seamlessly with major smart home platforms, offering voice control via Amazon Alexa, Google Assistant, and Apple HomeKit.

What stands out

• ±0.1°C temperature accuracy for truly comfortable rooms
• Auto-Adapt function learns your heating curve and adjusts automatically
• Real-time energy savings reports help you track and reduce consumption
• Works with Amazon Alexa, Google Assistant, and Apple HomeKit for voice control
• 2-year battery life on 3 standard AAA batteries

Technical details

• Compatibility: OpenTherm modulating boilers
• Thermostat to Relay: Wireless radio, 868 MHz (up to 100 m open field)
• Relay to Internet: Wi-Fi 802.11 b/g/n (2.4 GHz)
• Control: Netatmo app (iOS and Android), manual, voice
• Display: E-Ink
• Temperature setting range: 5°C to 30°C
• Measurement range: 0°C to 50°C
• Power: Thermostat – 3 × AAA batteries; Relay – 230 V AC
• Sensors: temperature and humidity
• Mounting: wall-mounted or freestanding
• Colour: White with customizable colour stickers
• Integration: IFTTT

Our verdict

If you own an OpenTherm boiler and seek precise, adaptive heating control with modern smart home integration, the Netatmo Smart Thermostat delivers exceptional performance and elegant design. Its learning capabilities and energy reports make it a valuable addition to any connected home.