Description
The SONOFF RFR2 is a compact 2-channel smart relay switch that allows you to control two devices independently via Wi-Fi or compatible RF remotes. Designed for DIY smart home setups, it supports seamless integration with the eWeLink app, enabling remote control, scheduling, and automation of your devices from anywhere. Voice assistant compatibility allows hands-free operation, while physical wall switch support provides flexible control options. The RFR2 is ideal for managing lights, fans, or other appliances, offering reliable performance, easy installation, and enhanced convenience. With its compact design and multi-mode operation, including self-locking and inching modes, the RFR2 provides versatile and intelligent control for a wide range of smart home applications.
Key Features
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2-Channel Independent Control
Operate two devices independently from one module.
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App Control Anywhere
Manage devices remotely through the eWeLink app on iOS or Android.
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Voice Assistant Compatible
Works with Amazon Alexa, Google Assistant, and SmartThings for hands-free operation.
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RF Remote Support
Compatible with SONOFF RF 433 MHz remotes, enabling wireless control without Wi-Fi.
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Supports Wall Switches
Can be connected to rocker or momentary wall switches for manual operation alongside smart control.
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Timers, Schedules & Scenes
Automate your home with countdowns, daily schedules, or smart scenes.
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Wi-Fi 2.4 GHz Connection
Direct connection to your Wi-Fi network — no hub required.
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Safe & Compact Design
Fits inside standard wall boxes; fire-resistant housing and overload protection ensure reliable operation.
Technical Specifications
| Specification |
Details |
| Model |
SONOFF RFR2 |
| Input Voltage |
100–240V AC, 50/60 Hz |
| Output Channels |
2 × 10A (Resistive load) |
| Neutral Wire Required |
Yes |
| Wireless Protocol |
Wi-Fi IEEE 802.11 b/g/n (2.4 GHz), RF 433 MHz |
| 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 RFR2?
Control two devices independently
Remote control via Wi-Fi, eWeLink, or RF 433 MHz remotes
Voice control with Alexa, Google Assistant, and SmartThings
Compact in-wall installation for clean, modern smart home setups
Automate your home with timers, schedules, and scenes
