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
Why shelly plus i4?
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.
Functionalities
Wi-Fi Operated - Connect Shelly Plus i4 to your Wi-Fi network. No HUB required!
Bluetooth - Add devices quickly and easily 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
Smart schedules - Set custom schedules based on your daily agenda or follow the sunrise/sunset and control your lighting accordingly.
Smart Scenes - Set custom scenes by combining Shelly Plus i4 with your other Shelly devices.
Perfect match
Shelly Plus i4 is perfect for Shelly Wall Switch for Smart Relays – a 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!
» Learn More
Endless use applications
Use Cases
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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 automation actions per button, which makes it extremely convenient for quick manual control over a group of devices.
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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!
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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 appliances off
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.
» Learn More
Product Support
Even the smartest minds need a little guidance sometimes
» Wiring diagrams
» User manual
Full compatibility
Shelly devices are compatible with Alexa, Google Home, Android and iOS. Together with the voice assistant, you can command Shelly devices using just your voice!
Smart home control, perfected.
Shelly Smart Control
Shelly Smart Control is here!
One app to control your spaces, energy consumption, and expenses.
Specifications
POWER
- Power supply AC: 110-230V ±10%, 50/60Hz
- Power supply DC: No
- SPECIAL FUNCTIONS
- Complex scenes Control: Activate or deactivate synchronized actions of several Shelly devices
- Overload protection: No
- Power measurement: No
- Working without a neutral line: No
FEATURES
- Inputs: 4 inputs
- HTTP/HTTPS WebHooks: Yes
- Custom scripts(mJs): Yes
- Operational temperature: -20° to 40 °C
- Device power consumption: < 1 W
- Local and remote Control: Yes
- Sunrise/Sunset: No
- Weekly Schedule: No
- UL Listed Option: No
CONNECTIVITY
- Wireless/Wi-Fi Protocol: 802.11 b/g/n
- Radiofrequency: 2400 – 2500 MHz
- Range: Up to 50 m outdoors and up to 30 m indoors (depending on the building materials)
DIMENSIONS
- Size: 42x38x17 mm
- Voltmeter (AC): Yes
- Ammeter (AC): Yes
Radio
- RF band: 2400 - 2495 MHz
- Max. RF power: <20 dBm
- Wi-Fi protocol: 802.11 b/g/n
- Wi-Fi Range: Up to 30 m / 100 ft indoors and 50 m / 160 ft outdoors (Depends on local conditions)
- Bluetooth Protocol: 4.2
- Bluetooth Range: Up to 10 m / 33 ft indoors and 30 m / 100 ft outdoors (Depends on local conditions)
MCU
Firmware capabilities
- Schedules: 20
- Webhooks (URL actions): 20 with 5 URLs per hook
- Scripting: mJS
- MQTT: Yes
- CoAP: No
