Yes, the DUALR3 has a roller shutter mode that allows you to control motorized blinds and curtains, with support for percentage-based positioning.
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Sonoff DUALR3 Dual Relay Smart Switch
Control two lights or motorized curtains from one smart switch hidden behind your wall — works from your phone even during power cuts.
14 $
Available
💵 Cash on Delivery
Get it by Sat 20 Jun
Delivery
by Sat 20 Jun
1–4 working days
$4 delivery fee · Free on orders $50+
Pickup
Ready tomorrow at 10:00 AM
In Stock
Ready to ship
What people use it for
- Shutter Appopen or close your roller shutters from your phone — no need to get up.
- Smart Lightsturn your lights on or off from your phone — no need to get up.
- Smart Switchkeep your old switch but control it from your phone — no rewiring needed.
- Power Sourcecheck from your phone whether you're running on EDL or generator — always know what's powering your home.
Available
Good to know
- Requires a neutral wireThe third wire in your electrical box, usually blue or gray. Not all homes have it — an electrician can check in a few minutes. for installation.
- Turn off the power at your breaker before installation. We recommend having an electrician handle it.
- Max inductive loadsDevices with motors — like curtain motors or ceiling fans — that draw extra power when starting up.: 240W / 1A per channel (for curtain motors, etc.).
- Pair both channels to control a single curtain motor with open / stop / close commands.
- Has a built-in power meter — monitors consumption on both channels.
Smartio Guarantee
- Free Delivery on orders above $50
- 14-Day Exchange for unopened items
- Local Support on WhatsApp: +961 71 791 103
- Cash on Delivery available across Lebanon
🎄 Holiday Returns Extended
Orders placed between 20 November and 25 December
can be returned until 10 January.
Item must be sealed & unused. Standard return policy applies.
What people use it for
- Shutter Appopen or close your roller shutters from your phone — no need to get up.
- Smart Lightsturn your lights on or off from your phone — no need to get up.
- Smart Switchkeep your old switch but control it from your phone — no rewiring needed.
- Power Sourcecheck from your phone whether you're running on EDL or generator — always know what's powering your home.
Works with:
Product Information
Sonoff DUALR3 — Dual Relay Smart Switch
The Sonoff DUALR3 is a compact smart switch that installs behind your existing wall switch and gives you two independent channels to control. Use it to control two separate lights, or switch it to roller shutter mode to control motorized curtains, blinds, or shutters.
It also tracks power consumption on both channels, so you can see how much electricity each circuit is using.
Key Features:
- 2 Independent Channels: Control two lights or devices separately from one module.
- Roller Shutter Mode: Switch to motor mode to control motorized curtains, blinds, or shutters — with open/close/stop control.
- Power Monitoring: Track real-time power usage on each channel.
- Fits Behind Your Wall Switch: Small enough to fit inside a Lebanese standard wall box.
- Works with External Switches: Compatible with toggle, push-button, and rocker switches.
- Voice Control: Works with Google Assistant and Alexa.
💡 Pro Tip: If you have motorized curtains or roller shutters, this is one of the most affordable ways to make them smart — control them from your phone or set a schedule to open at sunrise and close at sunset.
Specifications
Brand
Sonoff
Model
DUALR3
Color
White
Input
100-240V~50/60Hz
Motor Load
10-240W/1A
Max power
3300W/15A/Total, 2200W/10A/Gang
Channel
2 Gang/ Dual Channel
Dimension
54x49x24mm
Wireless connection
Wi-Fi 2.4 GHz
Working temperature
-10°C~40°C
Delivery, Returns & Warranty
Delivery
Enjoy free standard delivery across Lebanon on orders over $50, or free pickup on orders over $30. We also offer same-day delivery options. For more details, visit our delivery information page.
Returns
We provide a 15-day return window for all orders, subject to certain exclusions. Please note that cash refunds are not available. For complete details, visit our return policy page.
Warranty
Our products are warranted to be free from manufacturing defects. If a product sold by us is found to be defective, we will, at our discretion, repair or replace it with a new one. Certain exclusions apply. For full details, please review our warranty policy page.
Buying a gift? Select gift-wrap at checkout (extra cost).
External Switch Two-Way Control
Schedule to Open and Close for Comfortable Life
Want to be awakened with the first ray of sunlight in the morining or adjust the percentage of curtain opening to avoid the light ruins you furniture? DUALR3 can help you easily realize, just connect it with your motorized curtain to enjoy your smart life.
Keep Your Appliances always Be On-Meter Mode
DUALR3 has a special working mode called meter mode. In this mode, the electrical appliance loads of DUALR3 will always remain on, the relay state will not be changed by APP or external switches, Only focusing on power monitoring and metering!
Multiple Control Methods
DUALR3 can be used as eWeLink-Remote gateways, S-MATE can act as remote controllers, and they can be controlled locally through eWeLink-Remote signals by creating smart scenes.
Yes, the DUALR3 is compatible with monoblock switches and can be wired into existing installations.
Yes, the DUALR3 requires a neutral wire for installation.
You control it through the eWeLink app, which is free on iOS and Android. It also works with Alexa and Google Home.
This product comes with a 6-month warranty covering factory defects. If you experience any issues, contact Smartio within the warranty period.
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