Description
The SONOFF DUALR3 is a powerful in-wall smart module that allows you to control two separate electrical circuits or a single roller shutter/curtain motor independently. Designed for precise automation, it supports real-time power monitoring, smart schedules, and seamless control via the eWeLink app. The module is compatible with voice assistants like Alexa and Google Home, providing convenient hands-free operation. For shutters and blinds, it offers percentage-based control for exact positioning, enabling customized lighting and privacy settings. Compact yet robust, the DUALR3 is ideal for modern smart home setups, offering reliable performance, flexible installation, and intelligent automation that enhances comfort, convenience, and energy efficiency throughout your home.
Key Features
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Dual Channel Smart Control
Control 2 lights or appliances independently, or use it for 1 motorized curtain/blind system.
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Smart Roller Shutter & Curtain Mode
Open, close, or set blinds to any position from 0–100%.
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Power Monitoring (Real-time)
Measure voltage, current, and power consumption for both channels.
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App & Voice Control
Works with eWeLink App, Amazon Alexa, Google Assistant, and SmartThings.
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Timers, Scenes & Automation
Create smart schedules, sunrise/sunset routines, and custom scenes like “Movie Mode”.
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Compact In-Wall Installation
Fits inside 86-type / EU standard switch boxes, hidden and clean installation.
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Safe & Certified
Features overload protection, fire-resistant material, and supports dry contact mode.
Technical Specifications
| Specification |
Details |
| Model |
SONOFF DUALR3 |
| Input Voltage |
100–240V AC, 50/60 Hz |
| Output Channels |
2 × 10A (Resistive load) |
| Motor Mode Output |
Max. 2.5A/600W motor load |
| Power Monitoring |
Yes (current, power, voltage) |
| Wireless Protocol |
Wi-Fi IEEE 802.11 b/g/n (2.4GHz) |
| Control Methods |
eWeLink App, Alexa, Google Assistant, SmartThings |
| Modes Supported |
Switch mode / Motor mode / Meter mode |
| Position Control |
Yes (0–100% for shutters, blinds, curtains) |
| Dimensions |
54 × 49 × 24 mm |
| Operating Temperature |
-10°C to +40°C |
| Material |
PC V0 flame-retardant |
| Certification |
CE / FCC / RoHS |
Why Choose SONOFF DUALR3?
Control two devices or one motorized shutter with one module
Built-in power monitoring and percentage curtain control
Compatible with Alexa, Google Assistant, SmartThings
Hidden installation for a clean, modern smart home setup
