Shelly i4 Gen3 4-Input WiFi & Bluetooth Smart Scene Controller Module
Shelly i4 Gen3 4-Input WiFi & Bluetooth Smart Scene Controller Module additional 1Shelly i4 Gen3 4-Input WiFi & Bluetooth Smart Scene Controller Module additional 2Shelly i4 Gen3 4-Input WiFi & Bluetooth Smart Scene Controller Module additional 3Shelly i4 Gen3 4-Input WiFi & Bluetooth Smart Scene Controller Module additional 4
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The Shelly i4 Gen3 4-Input Smart Scene Controller is a cutting-edge smart controller module...
Product code: SHELLY-I4-GEN3
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Description

The Shelly i4 Gen3 4-Input Smart Scene Controller is a cutting-edge smart controller module that sits behind a wall switch and lets you trigger multiple smart home actions with simple button presses. Instead of simply turning one light on or off, each button can control multiple devices or entire scenes, like switching off all lights, lowering blinds, and setting mood lighting, all with a single, double, or long press.

Perfect for modern homes and smart installations, the Shelly i4 Gen3 installs discreetly behind any standard four-button wall switch, transforming it into a highly versatile scene controller. With the ability to trigger both individual devices and advanced multi-device scenes, it provides intuitive control at your fingertips - without compromising on style or space. As the next evolution of the popular Shelly Plus i4, this Gen3 model delivers improved performance with a more powerful processor and 8MB RAM, ensuring smooth, responsive operation for even the most complex automation setups.

Offering up to 16 programmable actions, the i4 Gen3 significantly expands your automation possibilities. Each button supports multiple input types, including single, double, triple, and long presses, allowing you to customise commands and scenes to suit your lifestyle. Whether you're adjusting lighting, controlling blinds, or activating a full home routine, every action is executed quickly and reliably.

Connectivity is seamless and hub-free, thanks to built-in WiFi, LAN, and Bluetooth support. With a dependable wireless range of up to 50 metres outdoors and 30 metres indoors, the Shelly i4 Gen3 ensures stable performance throughout your property. Advanced security protocols, including MQTT, WSS, and TLS, provide peace of mind for secure smart home communication.

What’s In The Box: 1x Shelly i4 Gen3 & 1x Installation Guide.

  • Up to 16 programmable actions for advanced & customisable scene control
  • Multi-click input support: Single, double, triple & long press functionality
  • Enhanced performance with upgraded processor & 8MB RAM for faster response
  • WiFi, LAN & Bluetooth connectivity: No additional hub required
  • Designed with installers and homeowners in mind
  • Flexible control of individual devices or complex smart home scenes
  • Smart automation capabilities with schedules & advanced trigger options
  • Secure communication via MQTT, WSS & TLS protocols
  • Quick & easy installation: Fits behind standard switches in under 10 minutes
  • Strong wireless coverage: Up to 50m outdoors & 30m indoors
  • Supports roller shutters & dimmers for greater control versatility
  • Compatible with Shelly wall switches in black & white finishes

Important: The Shelly i4 Gen3 is an input reader device and does not contain a relay. It is designed to trigger smart actions, not directly switch power loads.

Code: SHELLY-I4-GEN3

DELIVERY INFORMATION

Fast, reliable UK delivery

  • FREE UK delivery (2–3 working days) on orders over £99 exVAT (order before 4pm)*.
  • Orders under £99 exVAT are charged £6 inc VAT (£5 exVAT).
  • Need it quickly? Choose from our Next Working Day & Saturday delivery options below (order before 2pm).

Delivery options & rates

Delivery OptionDelivery TimeCost
Standard Delivery2-3 working days£6.00 (£5.00 exVAT)
FREE Standard Delivery (orders over £99 exVAT)*2-3 working daysFREE
Next Working Day Delivery (order before 2pm)Next working day£9.99 (£8.33 exVAT)*
Next Working Day by 12pm  (order before 2pm)Next working day£20.00 (£16.67 exVAT)
Next Working Day by 10:30am  (order before 2pm)Next working day£21.60 (£18.00 exVAT)
Saturday Delivery  (order before 2pm Friday)    Next working day£20.00 (£16.67 exVAT)
Northern Ireland, Highland  & Islands Delivery  3-5 working days£9.99 (£8.33 exVAT)

Important: Orders placed after 2pm on Friday (or over the weekend) are processed on Monday for next working day delivery. Next Day & Saturday Delivery options NOT available on all products.

*FREE Standard & Next day delivery available on select products and will be clearly shown on the product page.


What to expect

  • We dispatch Monday - Friday (excluding public holidays).
  • Once dispatched, you’ll receive tracking information (where available).
  • If delivery is delayed for any reason, we’ll contact you as soon as possible with an updated estimate.

Please note: we cannot be held responsible for missed deliveries. Customers are advised to check their spam or junk folder to ensure tracking information and estimated delivery details are received.


Specialist product delivery

Some products require specialist handling:

  • For Portable power please allow up to 4 working days for delivery.
  • Solar panels are shipped via our £100 pallet delivery service.
  • In some cases a third-party supplier may fulfil your order directly.

Delivery areas & restrictions

  • Northern Ireland, Scottish Highlands & Channel Islands: please contact us for shipping rates.
  • Portable power to Northern Ireland: we can’t currently ship these items due to insurance issues with the courier.
  • International delivery: unfortunately we do not currently offer international shipping.

Questions, problems, or returns?

RETURN POLICY

Last updated May 23, 2024

Thank you for your purchase, we hope you are happy with it.

However, if you are not completely satisfied with your purchase for any reason, you may return it to us for a full refund, store credit, or an exchange; please see below for more information on our returns policy.

RETURNS

If you find you have received the wrong or damaged item(s), you need to contact us within 7 days of receipt of goods. Any time after this you are responsible for returning the goods at your own cost following the standard returns process.

All returns must be postmarked and in writing within fourteen (14) days of the purchase date. All returned items must be in a new, unopened and unused condition, with all original tags and labels attached.


RETURN PROCESS

To return an item, please click the ‘Download Returns Form’ below and complete all data fields. You can then email this to our team once completed.
Place your item(s) securely in its original packaging along with the returns form.
Please note that the RMA# on the returns address is your original order number; please ensure to reference this on the returns address, as per below.
You are now ready to mail your return to the following address:

Attn: Returns
RMA #/Order No -
Eco WizardUnderfloor Wizard Ltd t/a ECO Wizard
Beechfield House
Winterton Way
Macclesfield
Cheshire
SK11 0LP
United Kingdom

We ask that all customers when returning products send the goods via a trackable courier service. Underfloor Wizard Ltd t/a ECO Wizard will not be held responsible for goods which do not arrive at our premises.

Please note, you will be responsible for all return shipping charges, unless in the instance of damaged/faulty goods received in which case we can issue you with a returns label to cover the cost of postage.

Download Returns Form

REFUNDS

After receiving your return and inspecting the condition of your item, we will process your return or exchange. Please allow at least seven (7) days from the receipt of your item to process your return or exchange. Refunds may take 1-2 billing cycles to appear on your credit card statement, depending on your credit card company. We will notify you by email when your return has been processed.

Faults on installed products: 

If a product that has been installed develops a fault, please contact us, do not uninstall the product yourself. We will arrange for an engineer or technical support from the brand to assist with diagnosing the fault. Once the fault has been confirmed we can then arrange for the necessary next steps to occur.


EXCEPTIONS

The following items cannot be returned or exchanged:

  • opened box, damaged, missing or incomplete items cannot be returned.
  • items that have been installed.


QUESTIONS
If you have any questions concerning our return policy, please contact us at: returns@ecowizard.co.uk

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