Description
The SONOFF BASICR4 smart switch that lets you control lights or appliances independently. With Wi-Fi connectivity, eWeLink app support, voice control, and manual wall switch compatibility, it’s ideal for upgrading your home into a smart environment without complicated wiring.
Key Features
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eWeLink-Remote Control: It acts as a "gateway" for eWeLink-Remote sub-devices (like the S-MATE2 or R5 switch), allowing for multi-way control without extra wiring.
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App Control Anywhere
Manage lights and appliances remotely using the eWeLink App on iOS or Android.
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Voice Control Compatible
Works with Amazon Alexa, Google Assistant, and SmartThings for hands-free operation.
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Supports Wall Switches
Compatible with rocker or momentary switches, enabling manual and smart control simultaneously.
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Timers, Schedules & Scenes
Set countdowns, daily schedules, or smart scenes to automate your home and save energy.
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Wi-Fi Connection (2.4 GHz)
Connects directly to your home Wi-Fi without needing a hub.
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Safe & Compact Design
Fits inside standard wall boxes; fire-resistant housing and overload protection for reliable operation.
Technical Specifications
| Specification |
Details |
| Model |
SONOFF BASICR4 |
| Input Voltage |
100–240V AC, 50/60 Hz |
| Output Channels |
10A (Resistive load) |
| Neutral Wire Required |
Yes |
| Wireless Protocol |
Wi-Fi IEEE 802.11 b/g/n (2.4 GHz) |
| App Support |
eWeLink (iOS / Android) |
| Voice Control |
Amazon Alexa, Google Assistant, SmartThings |
| Switch Type Support |
Rocker / Momentary |
| Dimensions |
54 × 49 × 24 mm |
| Operating Temperature |
-10°C to +40°C |
| Material |
PC V0 flame-retardant |
| Certifications |
CE / FCC / RoHS |
Why Choose SONOFF BASICR4?
✔ Control up to four devices independently
✔ Remote & voice control via eWeLink, Alexa, Google Assistant
✔ Easy in-wall installation with compact, safe design
✔ Automate your home with schedules, timers, and smart scenes
