DEVIreg 531 ELKO Thermostat – 140F1034


DEVIreg™ 531 ELKO thermostat (140F1034) is a simple electronic thermostat using a floor sensor to measure and control floor temperature.


  • 2-pole safety breaker
  • Low standby consumption
  • Sensor failure monitoring
  • LED indication for fault
  • Frost protection

Standard compliance:

  • EN/IEC 60730-1 (general) and
    EN/IEC 60730-2-9 (thermostat)
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The DEVIreg™ 531 is a simple electronic thermostat with a 2-pole switch, using a built-in room sensor to measure and control the desired room temperature. It can be either flushmounted or surface-mounted.

The thermostat has a dial for adjusting the temperature setting with a scale from to 35.

Furthermore, the thermostat has an LED indicating the current mode (heating, standby or fault).

A 2-year product warranty is valid for DEVI thermostats, control systems, software solutions, and accessories.