This Shelly DIN rail relay is designed for professional installation inside breaker boxes or electrical panels. It provides real-time power monitoring and remote switching via Wi-Fi, without requiring a hub. Built on the Shelly Gen3 platform, it features improved processor performance, stronger terminals, and enhanced durability. It integrates seamlessly with the Shelly Smart Control App, Alexa, Google Home, and Home Assistant, while supporting advanced protocols like MQTT, Webhooks, HTTPS, UDP, and KNXnet/IP.
Key Features
- DIN rail mountable – fits directly into electrical panels.
- 1 channel, 16 A max load – suitable for high-power appliances and circuits.
- Integrated power metering – real-time monitoring of energy consumption.
- Wi-Fi (2.4 GHz) + Bluetooth – no hub required.
- Wide compatibility – works with Alexa, Google Home, Home Assistant, and more.
- Advanced integrations – supports MQTT, WebSocket, HTTPS, TLS, KNXnet/IP.
- Improved durability – stronger terminals and upgraded processor.
- Compact design – optimized for professional installations.
Technical Specifications
- Model: Shelly Smart Wi-Fi Relay with Power Monitoring (DIN rail)
- Channels: 1
- Max Current: 16 A at 240 VAC
- Max Power: 3500 W
- Relay Type: Standard (not dry contact)
- Connectivity: Wi-Fi 2.4 GHz, Bluetooth
- Protocols Supported: MQTT, Webhooks, HTTPS, UDP, TLS, KNXnet/IP
- Control Options: Shelly Smart Control App, Alexa, Google Home, Home Assistant
- Mounting: DIN rail (standard electrical panels)
- Dimensions: 18.5 mm x 89.5 mm x 68 mm
- Processor: ESP Shelly (Gen3, upgraded flash memory)
- Power Metering: Built-in, real-time monitoring
- Weight: ~30–40 g
- Safety: Galvanic isolation, improved terminal durability
- Colour: White



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