RFXCOM Manuals & User Guides

RFXCOM is a specialized manufacturer of hardware interfaces designed for the home automation market. Best known for their RFXtrx series of transceivers, the company provides essential bridges that allow personal computers and smart home controllers—such as Raspberry Pi running Home Assistant, Domoticz, or HomeSeer—to communicate with a vast array of wireless devices. These devices include weather sensors, power switches, window blinds, and energy meters operating on the 433.92MHz and 868MHz frequencies.

Based in the Netherlands, RFXCOM focuses on broad protocol support, allowing users to integrate products from diverse brands (like Somfy, Oregon Scientific, and Visonic) into a single, unified control system. Their USB transceivers are highly regarded in the DIY domotics community for their reliability, firmware update capabilities, and active support for legacy and modern RF protocols.

• How do I update the firmware on my RFXCOM transceiver?

  To update the firmware, download the RFXflash software and the latest firmware binary (RFXtrx433 or RFXtrx433E/XL) from the official website. Connect the device to your PC via USB, run the flash tool, select the correct COM port and firmware file, and click Program. If the update fails, hold the RESET button while clicking Program.

• What home automation software is compatible with RFXCOM?

  RFXCOM transceivers are supported by most major home automation platforms, including Home Assistant, Domoticz, HomeSeer, OpenHAB, and Vera.

• Does the RFXtrx433XL support Somfy RTS devices?

  Yes, the RFXtrx433XL and RFXtrx433E models support the Somfy RTS protocol, allowing you to control Somfy blinds and screens directly from your home automation system.

• Why is my RFXCOM device not receiving signals?

  Ensure the antenna is securely connected and not placed near metal objects or other sources of interference (like routers). Check that the correct protocols are enabled in the manager software (RFXmngr) for the devices you are trying to receive.