Shelly i3 - wireless WiFi switch

Index: ALT-17465 EAN: 3800235262351

A small WiFi module that allows you to control other Shelly modules using previously connected wall buttons. Thanks to its small dimensions, the device can be closed in an electrical box. It has 3 inputs to connect buttons that support different sequences of clicks. The module is powered from 110 V to 240 V AC or 24 V to 60 V DC.

Shelly i3 - wireless WiFi switch
€11.46 tax excl.
Waiting time: 1-2 weeks
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Manufacturer: Shelly

Product description: Shelly i3 - wireless WiFi button

A smallWiFimodule, which allows you to control other Shelly modulesusingthe previously connected wall buttons. Thanks to its small size, the device can be locked in an electrical box. It has3 inputsto connect buttons that support different sequences of clicks. It also allows to remotely control the status of Shelly devices. The module is poweredfrom 110 V to 240 V AC or 24 V to 60 V DC.

Shelly i3 - moduł WiFi do sterowników ShellyShelly i3 - wireless WiFi button.

Main features of Shelly i3

  • Wireless communication - no additional HUB required, connects directly to your home WiFi network.
  • Power supply - Shelly i3 is compatible with all power standards. From 110 V to 240 V AC or 24 V to 60 V DC.
  • 3 inputs - has three inputs to connect buttons. You can create scenes in the Shelly Cloud application and control them all.
  • Multi-click support - up to 24 possible actions. Control the lighting, cover the blinds or open the door. Control any device or scene.
  • Remote control - control the light at home no matter where you are. You will never leave the light on again.
  • Wide compatibility - Shelly i3 is compatible with Android, iOS, Amazon Alexa, Google Assistant and automation systems using MQTT, CoAP and REST API.

Many actions

Shelly i3 supports up to 8 different actions for one button. The buttons can control different devices directly or through scenes in the cloud. One click can turn the light on or off, a double click can turn the fan on or off, a long press activates the scene. The possibilities are endless.

Shelly i3Shelly i3.

Connecting Shelly i3

Before installing the unit, make sure that the circuit is disconnected from the power supply. For proper operation of the module, connect the monostable buttons to I1 / I2 / I3 inputs. The module should be mounted in a place protected against external conditions, protected against access by third parties.

Schemat podłączenia

Wiring diagram.

The module has five outputs in the form of screw terminals, to which wires can be connected with a screwdriver:

  • I1 / I2 / I3- inputs for button connection
  • L- power supply from 110 V to 240 V AC or 24 V to 60 V DC - positive pole
  • N- power supply - negative pole
  • Debugging port

Wyprowadzenia portu debugowaniaThe port of debugging.

Shelly i3 module specifications

  • Supply voltage: 110 V to 230 V AC or 24 V to 60 V DC
  • Current consumption: up to 1 W
  • Number of channels: 3
  • 2.4 GHz WiFi communication 802.11 b/g/n
  • Signal power: 1 mW
  • Range: up to 50 m outside, up to 30 m inside
  • Compatible switches: monostable (momentary/bell)
  • Operating temperature: -40°C to 40°C
  • Dimensions: 40 x 36 x 10 mm

Smart Home Button
Package width 6.5 cm
Package height 2 cm
Package depth 6.5 cm
Package weight 0.03 kg

Same-day shipping

  • Crediting the payment for the order on our account on a business day before 10:00 AM means sending the goods on the same day.
  • All packages are being delivered by GLS Group courier and covered with insurance up to 1200 EUR.
  • You will receive a link to track your package and monitor the progress of delivery as soon as it is shipped.

Terms of delivery 

GLS - zone 1

Austria, Belgium, Croatia, The Czech Republic, Denmark, Germany, Netherlands, Poland, Slovakia 

  • Delivery time: 2-4 days
  • Delivery cost: from 4.18 EUR
  • Insurance: 1200 EUR
GLS - zone 2

Bulgaria, Estonia, France, Hungary, Italy, Latvia, Lithuania, Luxembourg, Portugal, Romania, San Marino, Slovenia

  • Delivery time: 2-5 days
  • Delivery cost: from 5.35 EUR
  • Insurance: 1200 EUR
GLS - zone 3

Finland, Greece, Ireland, Spain, Sweden 

  • Delivery time: 2-7 days
  • Delivery cost: from 7.67 EUR
  • Insurance: 1200 EUR

Payment methods

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Product reviews

Shelly i3 - wireless WiFi switch


Average grade


Customers opinion
The following opinions are collected
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an external partner Trustmate
and come from the post-purchase process.
Ondřej 03.02.2023 Confirmed purchase
Boris 02.02.2023 Confirmed purchase Translated review
Great device - used it to make my smoke detectors smart - works perfectly - recommended
Werner 25.12.2022 Confirmed purchase

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