# Wi‑Fi Smart Dual Relay Switch Sonoff DUAL R3 LITE — 2-channel, 230V, 2×1650W

**URL:** https://aio.lv/en/product--sonoff-sonoff-dualr3-lite--10797862
**Data updated:** 2026-01-19 19:09 (EET)
**Category:** Other goods
**Manufacturer:** Sonoff
**Manufacturer code:** SONOFF-DUALR3-LITE
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 16.70 €
**Prices and availability valid until:** 2026-08-03 23:59
**Price without VAT (21%):** 13.80 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--sonoff-sonoff-dualr3-lite--10797862

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Thursday | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

The Sonoff DUAL R3 LITE is a Wi‑Fi smart dual relay switch with two independent channels for 230V circuits, each rated at 1650W. It enables remote control and scheduling of two separate loads via a mobile app, voice assistants, or local control. Suitable for lighting, small appliances and automation tasks where independent switching of two circuits is required.

## Long description

The Sonoff DUAL R3 LITE is a Wi‑Fi smart dual relay switch with two independent channels for 100–240V AC circuits. It supports remote control, scheduling and local control for lights, small appliances and motorized facilities such as tubular motors for curtains, blinds, roller shutters and awnings. The module is TUV-certified and designed for in-wall or DIN‑rail installation, offering compact dimensions and a PC V0 casing.
Advantages
DUAL R3 LITE provides two separate relay channels that enable independent control of two loads, plus two-way control for lighting from different physical switches. It supports scheduling, voice control via Amazon Alexa and Google Assistant, and integration with other Sonoff devices for automated scenes. The unit accepts a wide AC input range, supports motor and resistive loads within specified limits, and can be mounted in-wall or on a 35 mm DIN rail using a detachable base.
Suitable for
Motorized curtains, blinds and roller shutters
Two-zone lighting control in homes and offices
Small AC appliances and scheduled on/off tasks
Integration in smart scenes with other Sonoff devices
Key specifications
Wi‑Fi: IEEE 802.11 b/g/n, 2.4 GHz
Input voltage: 100–240 V AC, 50/60 Hz
Output voltage: 100–240 V AC, 50/60 Hz
Resistive load per channel: 2200 W / 10 A (note: product listing rated per channel 1650 W for 230 V systems)
Total resistive load: 3300 W / 15 A
Motor load: 10–240 W / 1 A
DIN‑rail mounting: compatible with 35 mm rails (detachable base)
Casing material: PC V0
Operating temperature: -10 °C to +40 °C
Dimensions: 54 mm × 49 mm × 24 mm
How to use
Install the DUAL R3 LITE in-line with the AC supply and the two loads following appropriate wiring diagrams for motor or switch modes; use the detachable base if DIN‑rail mounting is required. Pair the device with the eWeLink app over a 2.4 GHz Wi‑Fi network to enable remote control, scheduling and scene creation. Configure two-way physical switch wiring where needed to retain manual control alongside app control. When using with motorized curtains or blinds, select the motor mode in the app and set travel limits or percentage openings as supported.
Usage recommendations
Use within specified voltage and load limits and ensure wiring is performed by a qualified electrician. For reliable Wi‑Fi connection, use a 2.4 GHz network and place the router within adequate range. When controlling motors, confirm compatibility with tubular motors and set appropriate travel or time parameters to prevent overrun.

## FAQ

### How much does the Sonoff DUAL R3 LITE Wi‑Fi Dual Relay Switch cost, and is it available for purchase?

The price is 16.70 € (valid at the time of publication and already includes all taxes). The item is available for order — 19 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 Thursday 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/10797862/60063774_large.webp