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Operating since 2009 — 16 years
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About
Specifications & Features
The SONOFF 4CH R3 is a versatile 4-gang Wi-Fi Smart Switch that enables you to effortlessly integrate smart control into your home. Easily manage and automate your lighting and other appliances with this smart switch. Enjoy peace of mind with a default 2 Year Warranty!
Specifications
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Wattage (Watts):
- 2200W per gang
- 3500W total
- Voltage: 100-240Vac 50/60Hz
- Material: PC V0
- IP Rating: IP20
- Dimensions: 145 × 90 × 34 mm
Use Case Ideas: How, Where & Why!
Sunrise Bedroom Lighting
Program bedroom lights to gradually turn on at sunrise, easing you into each morning with natural light.
Timed Electric Kettle Safety
Set the inching mode to power off the electric kettle automatically after ten minutes, preventing overheating.
Scheduled Ceiling Fan Control
Automate living room ceiling fan schedules to run only during peak afternoon heat hours, optimizing comfort and energy savings.
One-Touch Party Mode
Interlock living room lamps for one-touch party mode, turning all accent lights on or off together seamlessly.
Remote Office Shutdown
Remotely shut down office printer and desk lamp after work hours via the app, ensuring devices stay off overnight.
Installation Guidance, Tips & Tricks
Plan Your Wiring Layout
Turn off mains first, plan cable routes, and separate live, neutral, and load wires clearly.
Mount On Indoor Surface
Use the included screws to secure the switch on a stable non-metallic surface, maintaining IP20 indoor guidelines.
Connect Live And Neutral
Attach live and neutral wires to labeled terminals, tighten screws firmly, and double-check polarity before restoring power.
Enable Inching Mode
Use inching mode to auto-shutoff appliances after set seconds, enhancing safety and preventing energy waste.
Sync With eWeLink App
Scan the QR code, add the 4ch R3 device, assign channels, and test remote control via Wi-Fi connection.
Frequently Asked Questions...
Can this switch be used outdoors?
No. With an IP20 rating, the SONOFF 4CH R3 is intended for indoor use only.
What is the maximum load per channel and the total concurrent draw?
Each gang supports 10A/2200W, and the total concurrent draw across all channels is up to 16A/3500W.
What working modes are available?
The switch offers three modes: self-locking (toggle on/off), interlock (only one channel on at a time), and inching mode (automatically turns off after a set period).
Does it support scheduling and timers?
Yes. You can schedule timers via the app for automatic device operation, and use inching mode for time-based control.
What warranty is provided?
This product includes a default 2-year warranty for peace of mind.
Specifications & Features
The SONOFF 4CH R3 is a versatile 4-gang Wi-Fi Smart Switch that enables you to effortlessly integrate smart control into your home. Easily manage and automate your lighting and other appliances with this smart switch. Enjoy peace of mind with a default 2 Year Warranty!
Specifications
-
Wattage (Watts):
- 2200W per gang
- 3500W total
- Voltage: 100-240Vac 50/60Hz
- Material: PC V0
- IP Rating: IP20
- Dimensions: 145 × 90 × 34 mm
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