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Shelly Plus i4

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Original price £12.99 - Original price £12.99
Original price
£12.99 - £12.99
Current price £12.99
Wi-Fi-operated 4-digital inputs controller for enhanced actions control


Manually activate or deactivate any created scene, run synchronized actions, or execute complex trigger scenarios. 

Shelly Plus i4 is an input reader device (it does not contain relays)
  • Extremely fast processor – ESP32, Improved API interface
  • Multi-click - Up to 12 possible actions
  • Java Scripts support for customized and complex scenarios
  • Designed to fit in most standard electrical boxes and switches
  • Easy control through the Shelly app, various protocols, and platforms, as well as voice assistants
  • Has an embedded web server and connects to your Wi-Fi network

No HUB required – Connect Shelly i4 directly to your Wi-Fi at home.
Versatile Power Supply
The Shelly i4 can be powered by 110-240 АC. Shelly i4 is compatible with all major international voltage standards.
Control Remotely with Free Shelly Cloud
Control your Shelly remotely using a smartphone and the free Shelly Cloud.
App & Smart Hub Integration
Turns lights on and off from the Shelly app, or control your appliance with your voice with Amazon Alexa and Google Assistant integration.
4 AC Inputs
Shelly i4 has three inputs for every situation. You can create scenes in the Shelly Cloud app and command them all.
Multi-click Support
Each input supports 8 different actions &emdash; up to 24 possible actions in total. Control the lights, shut the blinds and open the door. Run any Shelly device and scenes you desire.

Each input supports the following actions:
  • Button On
  • Button Off
  • Short Press
  • Long Press
  • Two Short Presses
  • Three Short Presses
  • Short Press, Long Press
  • Long Press, Short Press

Integrate Shelly with your existing home automation system.


Smart Home Compatible
Integrate Shelly with Amazon Alexa, Google Assistant and Home Assistant.

You can also download the Shelly app from Google Play and the App Store.



Power supply AC 110-240V ±10%, 50/60Hz
Power supply DC No
Channels 4 Channel Input
Device temperature protection Yes
Overload protection No
Multi-click support Up to 12 possible actions
HTTP/HTTPS webhooks Yes
Custom scripts (mJs) Yes
Operational temperature -20°C to + 40 °C
Device power consumption < 1 W
Intelligent On/Off Yes
Local and remote control Yes
Sunrise/Sunset Yes
Weekly Schedule Yes
Wireless Yes
Wi-Fi Protocol 802.11 b/g/n
Wi-Fi Radio frequency 2412-2472 МHz
Wi-Fi Radio signal power 1mW
Wi-Fi Range up to 50 m outdoors and up to 30 m indoors (depending on the building materials)
Size 42 x 38 x 17mm