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RFX-433EMC
RFXCOM · RFX-433EMC_RES

RFX-433EMC Transceiver

★★★★★ 4,9 · 240+ reviews

USB · WiFi · MQTT — send and receive on 433.92 MHz.

RFX-433EMC transceiver for sending and receiving 433.92 MHz signals via USB, WiFi and MQTT.

Ideal for connecting existing 433 MHz devices to Home Assistant, home automation systems or custom software, such as blinds, shutters, switches, sensors and weather stations.

Key features:
• Send and receive on 433.92 MHz
• USB, WiFi and MQTT support
• Suitable for Home Assistant integration
• Supports many 433 MHz protocols
• Compact transceiver for reliable wireless communication
€ 109,75incl. VAT · free shipping NL/BE from €25
A new production batch is on order — back in stock in week 28
1
Auto Discovery 2-year warranty Worldwide delivery
Why the RFX-433EMC?

Better than your old RFXtrx433

The same reliable 433 MHz technology, now ready for the modern smart home — with MQTT and Auto Discovery instead of separate drivers.

Native MQTT

No separate integration or driver needed — devices appear automatically in Home Assistant.

USB, WiFi and LAN

Place the box where the signal is best, not where your server is.

Transmit and receive

Control motors and switches, and read sensors — with one device.

Compatibiliteit

What you can connect

Shutters & awnings

Somfy RTS, Brel, Dooya, A-OK — including status feedback.

Weather stations & sensors

Oregon, La Crosse, Cresta — temperature, humidity, rain, wind.

Verlichting & schakelaars

Make KlikAanKlikUit, Chacon, X10 and ELRO smart again.

Specifications

The essentials at a glance.
  • Frequency433,92 MHz
  • ConnectionUSB / WiFi
  • ProtocolMQTT (Auto Discovery)
  • ModeZenden & ontvangen
  • IntegrationsHome Assistant, Domoticz
  • Warranty2 jaar

Ready to get started?

Order today, delivered tomorrow (NL/BE). Free shipping from €25.
€ 109,75