Sonoff WiFi RF 433Mhz Smart Switch
SONOFF RFR2 is a compact 2-channel smart Wi-Fi and RF relay switch designed for independent control of two devices. It supports both 2.4GHz Wi-Fi and 433MHz RF remote control, offering flexible operation even without internet access. Through the eWeLink app, users can manage devices remotely, set schedules, and create automation scenes. Compatible with Alexa, Google Assistant, and SmartThings, it also supports wall switches for manual control, making it ideal for smart lighting and appliance automation.
سونوف RFR2 هو مفتاح ريليه ذكي بقناتين يدعم الاتصال عبر Wi-Fi بتردد 2.4GHz بالإضافة إلى التحكم عبر ريموت RF بتردد 433MHz. يتيح لك التحكم في جهازين بشكل مستقل من خلال تطبيق eWeLink مع إمكانية ضبط الجداول الزمنية والمشاهد الذكية. يدعم التحكم الصوتي عبر Alexa وGoogle Assistant وSmartThings، كما يمكن توصيله بمفاتيح جدارية للتحكم اليدوي. تصميمه المدمج يجعله مناسبًا لترقية الإضاءة والأجهزة المنزلية بسهولة وأمان.
The SONOFF RFR2 is a versatile 2-channel smart relay switch that combines Wi-Fi connectivity and 433MHz RF remote control in one compact device. It is designed for users who require flexible control options for smart home installations, whether through mobile app, voice commands, physical switches, or RF remotes.
With dual independent output channels, the RFR2 allows separate control of two lighting circuits or electrical devices. It connects directly to a 2.4 GHz Wi-Fi network without the need for an additional hub and is managed through the eWeLink app. Users can remotely turn devices on or off, monitor status, set timers, create daily schedules, and build smart scenes for automation.
In addition to Wi-Fi control, the built-in 433 MHz RF receiver allows pairing with compatible SONOFF RF remotes. This ensures device control even when Wi-Fi is unavailable, making it suitable for areas with unstable internet connections.
The RFR2 supports both rocker and momentary wall switches, enabling seamless integration with traditional electrical setups while maintaining smart functionality. It also features multiple working modes, including self-locking mode for standard on/off control and inching mode for momentary activation applications.
Constructed from flame-retardant PC V0 material and designed to fit inside standard wall boxes, the device ensures safe and reliable performance. Overload protection enhances operational safety, making it suitable for residential and light commercial use.
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 |
Applications
Smart lighting control for homes and offices
Independent control of two rooms or lighting zones
Automation of fans, pumps, or small appliances
Installations requiring RF remote backup control
Renovation projects integrating traditional switches with smart systems
DIY smart home upgrades without complex wiring
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