
Shelly i4 Gen3 Wi-Fi Input Controller
A Wi-Fi module that reads four wall switches and reports single, double, triple and long presses to Home Assistant and Alexa, with no hub.
Works with
Features
Features by hub: support differs between Apple Home, Home Assistant and others.
Actions
Button presses and controls that trigger automations on this device.
- Single
- Double
- Triple
- Hold
About
A four-input module that fits behind a wall switch and turns each switch or push button into press events. It has no relay, so it triggers scenes and other devices rather than switching a load itself.
Pairing
About 2 minutes. Add the device in the app or web interface for your hub.
- Go to Settings → Devices & services and choose Add integration.
- Search for HomeKit Controller and enter the code from the device or its app.
- Assign the device to an area.
- Open the Alexa app, go to Devices, then tap +.
- Choose Add device and pick the brand, or enable its skill.
- Let discovery run, then add the device to a group.


