Shelly - Wi-Fi operated 4 digital inputs controller for enhanced action

Sales price without tax 18,34 €
Tax amount 4,40 €


Smart scenes activation with enhanced control
Shelly Plus i4 allows you to manually activate or deactivate any created scene, run synchronized actions, or execute complex trigger scenarios. Enhanced with an extremely fast processor, Shelly Plus i4 will immediately command the execution and notification of various actions. You can use Shelly Plus i4 to control other connected Shelly relays, sensors, or HTTP and MQTT-controlled devices. Small enough to behind every wall switch, Shelly Plus i4 can show the status and control the action of four inputs.

Multi-actions support
Install Shelly Plus i4 where it is most convenient to you and use it to activate various scenes or actions from the other Shelly devices in your home with as much as a push of a button. Shelly Plus i4 supports up to 3 different actions per button, which makes it extremely convenient for quick manual control over a group of devices.

Ultimate comfort
One of the most frustrating things is to realize you forgot to switch off the lights in the living room before you go to bed. Especially when your phone is nowhere around. But there is no need to worry! Shelly Plus i4 allows manual control of other Shelly devices. Now the full control of your house is just one hand away!

Complex scenes control
Manually activate or deactivate complex scenes. With Shelly Plus i4 you can run synchronized actions of several Shelly devices. You can install Shelly Plus i4 close to the front door of your home and turn off/on all the lights in your house with one push of the button, saving you time when you are in a hurry.

Advanced Scene Activation
1 click: Turn on/off lights
2 clicks: Close blinders
1 long click: Turn on/off lights in the hall

Smart Bulbs control like never before
Whether you use Shelly Wi-Fi bulbs, Philips Hue, or even different brands smart bulbs, Shelly Plus i4 is highly compatible and can control them all! Furthermore, you can use Shelly Plus i4 to set the light color you want or for dimming of your smart bulbs. All you have to do is add and configure one of our scripts or webhooks created specifically for Shelly Plus i4.

Perfect match
Shelly Plus i4 is perfect for Shelly Wall Switch for Smart Relays – 4 button switch. Each button can activate up to 3 different actions. That means that only one 4 button switch would allow as much as 12 scenes trigger and execution! Thanks to its compact dimensions and simple wiring, Shelly Wall Switch for Smart Relays can fit into any existing switch console or even the tiniest spaces. No expansion of the wall space or any changes in the wiring needed!

No hub required
Shelly Plus i4 can be controlled directly and without a hub through your smartphone with Shelly Cloud App. Manage and control your home or facility, set scenes, schedules, and adjust settings wherever you are through the Cloud access, or only on the local network!



  • Smart scenes activation to control other connected Shelly relays, sensors, or HTTP and MQTT-controlled devices
  • Wi-Fi operated: Connect Shelly Plus i4 to your Wi-Fi network. No Hub required.
  • Bluetooth: Add devices quickly and easy via Bluetooth connection, using Shelly Cloud App.
  • Wide range of voltage support: Shelly Plus i4 can be powered by 110-240 V AC.
  • Multi-click support: Up to 12 possible actions. Control the lights, shut the blinds, turn off outlets. Run any Shelly device and scenes you desire.
  • Enhanced security: MQTT and WSS support, TLS and custom certificates support for a broad range of use cases.
  • Improved API interface: Broad range of cloud connections and local integrations with much lower integration cost.
  • Scripting: Shelly Plus i4 supports Java Scripts for customized and complex scenarios.
  • Extremely fast processor: For immediate command execution and notification.