MClimate Vicki LoRaWAN


Vicki is a smart thermostatic radiator valve (TRV) retrofitting radiators with thermostatic valve and allowing for temperature control and monitoring temperature and humidity from distance. Manual target temperature selection is possible by rotating the outer ring of the device. The target temperature is displayed on the device.

Category: Tag:


  • Temperature and humidity sensor
  • Manual adjustment of target temperature
  • 2-digits display
  • Automatic temperature control algorithm
  • Automatic temperature control algorithm using external temperature reading
  • Manual valve openness control
  • Open window detection
  • Child lock (ability to lock manual temperature adjustment)

Power supply

  • Battery type: 2xAA
  • Operating voltage: 2.7 – 3.6VDC
  • Expected battery life: Up to 10 years (depending on configuration and environment) – see section Resources for more information
  • Recommended batteries: Energizer Lithium Ultimate L91
  • Device does not operate with rechargeable batteries!


  • LoRaWAN 1.0.3, class A device, EU868
  • Encryption: LoRaWAN End-to-end encryption (AES-CTR)
  • Activation: OTAA
  • Link budget: 130dB
  • RF Transmit Power: 14dB

Radiator compatibility

  • Default radiator valve fitting: M30x1.5
  • Available adaptors: RA, RAV, RAVL, ORAS, Oventrop
  • Valve compatibility guide in section Resources.


MClimate Vicki LoRaWAN – Datasheet.pdf
MClimate Vicki LoRaWAN – Battery life estimation.pdf
MClimate Vicki LoRaWAN – Device Communication Protocol v1.7.pdf
MClimate Vicki LoRaWAN – Valves Compatibility guide.pdf
MClimate Vicki LoRaWAN – Installation and User Manual.pdf
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