RFM-Gateway: A Sub-GHz bridge to Home Assistant

I would like to present my RFM-Gateway project.



Equipped with an ESP8266 CPU and a RFM69 radio module it is able to send and receive radio signals from and to several devices:

  • Intertechno, Telldus, Nexa switches & remote controls
  • ELV FS20 switches and remote controls
  • LaCrosse temperaturesensors (TX29, TX35, …)
  • Bresser 7in1 weather stations
  • Conrad energy count 3000

Firmware and hardware is open source:

Project homepage:

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Firmware v2.6 is released:

It introduces a new tab on it’s webUI where commands to receivers can be sent and a switch can be added to Home Assistant with a single click:

Firmware v2.9 released:

  • add custom RF parameters for 868 MHz mode
  • Show battery-low sensor in home assistant
  • eye candy

Firmwareversion v2.12 is out, it now supports the new Home Assistant’s RF Platform so all current and future RF-platform-based integrations can use it. In the project’s repository a cutstom integration can be found wich automatically discovers RFM gateways.