Technical specifications

Materials and technologies
  • Materials
    • Translucent plexiglass cubeChoose a minimalist and timeless design. Its energy-saving design provides a longer battery life.
  • Technologies
    • Manual temperature changePress the Smart Thermostat to change the setpoint temperature.
    • Temperature in real-timeView the setpoint temperature and measured temperature in the room.
Specifications
  • Dimensions
    • Thermostat and Relay83x83x22 mm
  • Features
    • Programmable Thermostat with smart functionality. E-Paper display.
    • Translucent plexiglass cube designed by Starck.
    • Can be customised with 1 of 4 coloured adhesives provided.
    • Temperature can be changed on the Thermostat.
    • Designed for indoor use only.
  • System requirements
    • Wireless high-speed internet access. Hotspots are not supported
  • Sensors and measurements
    • Temperature (measured):
    • Measurement range0°C to 50°C (± 0.1°C)
    • Temperature (setpoint):
    • Adjustment range5°C to 30°C (± 0.5°C)
    • Unit°C
  • Connectivity specifications
    • Between the Relay and the internet routerWi-Fi 802.11 b/g/n (2.4 GHz)
    • SecurityOpen/WEP/WPA/WPA2-personal (TKIP and AES)
    • Between the Thermostat and the RelayLong-range radio (868 MHz)
  • Installation and compatibility
    • Only compatible with OpenTherm modulating boilers.
    • OpenTherm control on the Relay, potential free.
    • Switching currentmax 4 A
    • Switching voltagemax 250 VAC
    • Switching capacitymax 120 VA (4 A load @ 30 V, 1 A load @ 110 V/120 V or 0.5 A load @ 220 V/240 V)
    • Power factorcos φ > 0.8
  • Power and batteries
    • Modulating Thermostat3 AAA batteries (up to 2-year battery life*)
    • Relay220/240 V
  • Free app, for life
    • Subscription-free
  • App compatibility
    • iPhone and iPad compatibility:
    • Android compatibility:
    • A recent version of Android with access to Play Store is recommended.
    • PC & Mac through the Webapp