# 4-Gang Wi‑Fi Smart Switch Sonoff SONOFF-4CH-R3 with App and Voice Control, 4 Output Channels

**URL:** https://aio.lv/en/product--sonoff-sonoff-4ch-r3--4486862
**Data updated:** 2026-02-12 14:09 (EET)
**Category:** Smart Switches
**Manufacturer:** Sonoff
**Manufacturer code:** SONOFF-4CH-R3
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 31.40 €
**Prices and availability valid until:** 2026-07-26 23:59
**Price without VAT (21%):** 25.95 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sonoff-sonoff-4ch-r3--4486862

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Wednesday | free |
| Pickup points | 06.07.2026 | 1.89 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

Sonoff SONOFF-4CH-R3 is a 4-gang Wi‑Fi smart switch that provides independent control of four output channels via mobile app and voice assistants. Designed for home automation, it supports remote switching, scheduling and scenes to automate lights, fans or other appliances. Easy integration into existing electrical circuits and practical for centralized or remote device control.

## Long description

The Sonoff 4-Gang Wi‑Fi Smart Switch SONOFF-4CH-R3 provides four independently controllable output channels for home automation. It connects to a standard Wi‑Fi network and pairs with a mobile app and compatible voice assistants to enable remote switching, timed schedules and scene creation. The unit is designed to be installed inline with existing electrical circuits to control lights, fans, pumps or other appliances while offering centralized or remote management.
Advantages
The device offers four separate channels that can be switched independently or grouped for simultaneous control, enabling flexible automation scenarios. App and voice control allows hands-free operation and remote access from anywhere with an internet connection. Built-in scheduling and scene functions simplify repetitive tasks and energy management without additional hardware. Compact module design supports installation inside wall boxes or control panels to maintain a tidy, integrated appearance.
Suitable for
Controlling multiple lighting circuits in a single room or across several rooms
Automating ceiling fans or extractor fans with individual schedules
Managing pumps, heaters or other small appliances with on/off control
Creating scenes that combine several outputs for home routines (arrival, departure, night)
Key specifications
Number of channels: 4 independent output channels
Connectivity: Wi‑Fi (2.4 GHz)
Control interfaces: mobile app control and voice assistant integration
Control modes: individual channel control, group control, scheduling and scene support
Installation: inline mounting compatible with wall boxes or control panels
Suitable loads: designed for typical household lighting and small appliance loads (observe local wiring and load ratings)
How to use
Install the smart switch inline with the circuit you intend to control, following local electrical codes and disconnecting power before wiring. After wiring, power the module and use the manufacturer’s mobile app to connect the device to your Wi‑Fi network. Configure each of the four channels in the app, assign names or rooms, and set up schedules or scenes as needed. For voice control, link the smart switch to a compatible voice assistant through the app and follow the assistant’s device discovery process.
Usage recommendations
Ensure the controlled loads do not exceed device ratings and consult a qualified electrician for installation if you are not experienced with mains wiring. Use 2.4 GHz Wi‑Fi networks for stable connection, and keep firmware up to date via the app to maintain security and functionality.

## FAQ

### How much does the 4-Gang Wi‑Fi Smart Switch Sonoff SONOFF-4CH-R3 cost, and is it available for purchase?

The price is 31.40 € (valid at the time of publication and already includes all taxes). The item is available for order — 10 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on Wednesday at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Sonoff products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Sonoff service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/4486862/17226995_large.webp