LoRa Relay Module - Shelly Pro LoRa Additional Relay Module EU868 Black
Product reference: 14-3800238073169

The Shelly Pro LoRa Add-on Relay Module provides up to 5 km of wireless communication with compatible Shelly Pro devices in the EU868 frequency band. The black, DIN-rail-mounted module features a galvanically isolated serial interface, an SMA antenna connector, and consumes less than 150 mW.

LoRa Relay Module - Shelly Pro LoRa Additional Relay Module EU868 Black

Product reference: 14-3800238073169

The Shelly Pro LoRa Add-on Relay Module provides up to 5 km of wireless communication with compatible Shelly Pro devices in the EU868 frequency band. The black, DIN-rail-mounted module features a galvanically isolated serial interface, an SMA antenna connector, and consumes less than 150 mW.

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Shelly Pro LoRa Add-on Relay Module


The Shelly Pro LoRa Add-on Relay Module provides long-range wireless communication with compatible Shelly Pro devices in the EU868 frequency band, with a communication range of up to 5 km. The black, DIN-rail module features a galvanically isolated serial interface, an SMA antenna connector, and consumes less than 150 mW.


  • LoRa expansion module for compatible Shelly Pro devices, providing wireless communication up to 5 km away.
  • Galvanically isolated construction and secure AES-CCM encryption for reliable communication in complex installations.
  • The external SMA antenna connector allows for flexible antenna placement and improved signal coverage.
  • Compact black housing with DIN rail mount and power consumption of less than 150 mW.

Product information

Product type LoRa expansion module
Brand Shelly
Model Shelly Pro LoRa Add-on Relay Module
Color Black
Quantity Module 1

Physical specifications

Dimensions 94 × 19 × 78 mm without antenna; 94 × 19 × 92 mm with antenna and mounting bracket
Weight 45 g without antenna; 52 g with antenna and mounting bracket
Housing material Plastic
Confirmation DIN rail
Communication interface Galvanically isolated proprietary serial interface for compatible Shelly Pro devices

Electrical specifications

Power source 3.3 V, supplied by a compatible Shelly device
Energy consumption Less than 150mW

LoRa and antenna specifications

Frequency band EU868
Maximum transmission power Less than 14 dBm
Antenna connector SMA
Antenna frequency range 863-870MHz
Antenna impedance 50 Ω
Antenna STOV Less than 3.0
Connection modes Unicast, multicast and broadcast
Security AES-CCM encryption

Compatibility

Compatible devices Shelly Pro 1, Pro 1PM, Pro 2, Pro 2PM, Pro 3EM, Pro Dimmer 0/1-10 V PM, Pro Dimmer 1PM, Pro Dimmer 2PM, Pro EM-50 and Pro RGBWW PM
Installation requirement Compatible Shelly Pro devices required. At least two LoRa-enabled devices are required for LoRa communication.

Terms of Use

Operating temperature From -20°C to 40°C
Operating humidity 30% to 70% relative humidity
Maximum working height 2,000 m above sea level

Safety information

Safety warning For indoor electrical installations only. Install and use the module only with compatible Shelly Pro devices and in accordance with the manufacturer's instructions. Disconnect power before installation or maintenance. The module is not a standalone relay and cannot be connected directly to the mains.

Height120mm
Length150mm
Weight70 g
Width100mm
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