RFBRIDGE Reset & Teardown (FCC ID 2APN5RFBRIDGE)

Before you buy the Sonoff (Itead) RFBRIDGE, check what's inside.

The Sonoff RF Bridge is a 433MHz RF to WiFi gateway that allows you to remotely control and automate existing 433MHz RF devices through the eWeLink app. It acts as a central hub, translating RF signals into commands that can be managed via your smartphone.

⚠️ NOTE: Ensure a stable 5V 1A power supply is used.

Quick Specs

Manufacturer: Sonoff (Itead)
Model: RFBRIDGE
Protocol: RF 433MHz
Chipset: ESP/CK Chip
Ecosystem: Sonoff
App: eWeLink

🔧 Geek Corner (Flashing Info)

Chipset: ESP8266
Flashable: ✅ Yes
Info: Uses ESP8266 chipset, commonly flashable with custom firmware like Tasmota or ESPHome after disabling WiFi protection.

Reset Guide

Reset the device to factory defaults if you want to change the wi-fi network, then reconnect the new network.

User Manual

Scanned pages from the official user manual:

RFBRIDGE Manual

External Photos

Photos of the device exterior:

RFBRIDGE Exterior

Internal Photos

Teardown photos showing the PCB and components:

RFBRIDGE PCB

Verdict

The RFBRIDGE is a WiFi device from the Sonoff ecosystem.

📄 Click to view full text manual (SEO)

RF Bridge 
User Manual V1.0 

433MHz RF Bridge 

中 文 ---------1-6 English --------------- 7-12 

433MHz RF Bridge 

2 

Operating Instruction 
1. Download APP 

2. Power on 

After powering on, the device will enter the quick pairing 
mode ( Touch) during the ﬁrst use. The Wi- Fi LED 
indicator changes in a cycle of two short and one long 
ﬂash. 
eWeLink 
eWeLink 
3 

The device will exit the quick pairing mode (Touch) if not 
paired within 3mins. If you want to enter this mode, please 
long press the pairing button for about 5s until the Wi-Fi 
LED indicator changes in a cycle of two short and one 
long flash and release. 

3. Add Bridge 

Tap “+” and select “Quick Pairing”, then operate 
following the prompt on the APP. 
Ad d Devic e 

Quic k Pairin g 
W IFI dev ic es ca n be adde d i n thi s mo 
de(mak e s ure th e devi c e is in pairi n g 
mode) . 
Sca n QR cod e 
GSM devices and 
devices with QR 
co de ca n be 
add ed in this 
mo de. 
Soun d Pairin g 
Add device in 
this mode if 
your devic e 
support this 
feature. 
4 

4. Add Remote 

Tap "+" select the corresponding device type on APP, 
then proceed to "Conform". 

RF Bridge can add up to16 sub-devices. 
Add Remot e 

1-butto n 
2-butto n 
3-butto n 
4-butto n 
Curtai n 

Alar m 
Cancel Confir m 
RF Bridg e 
N o remo te 

TAP here to add a Remot e 
5 

5. Add sub-device 

Set the added remote controller to pairing mode: long 
press for 2s on "My Remote" until you hear a “Beep”, 
then operate the sub-device to pair with the device. 

Please refer to the user manual of sub-devices for pairing 
with sub-devices. 

RF Bridg e 

My Remo te 

Butto n 1 
6 
Specifications 
Model RF Bridge 
Input 5V 1A 
RF 433.92MHz 
Wi-Fi IEEE 802.11 b/g/n 2.4GHz 
Operating systems (Android 4.1 & iOS 9.0) or higher 
Working temperature -10℃~40℃
Material ABS 
Dimension 62x62x20mm 
Product Introduction 
RF LED indicator(Red) 
Wi-Fi LED indicator(Blue) 
Input 
Pairing button 

7 
LED indicator status instruction 
Blue LED ﬂashes (one long 
and two short) Quick Pairing Mode 
Blue LED flashes quickly Compatible Pairing Mode (AP) 
Blue LED keeps on Device is connected successfully 
Blue LED flashes quickly once Unable to discover the router 
Blue LED flashes quickly twice Connect to the router but fail to 
connect to Wi-Fi 
Blue LED flashes quickly 
three times Upgrading 
Factory Reset 
Long press the pairing button for about 5s until the Wi -Fi 
LED indicator changes in a cycle of two short and one long 
ﬂash and release, then the reset is successful. The device 
enters quick pairing mode (Touch). 
Please reset the device to factory defaults if you want to 
change the Wi-Fi network, then reconnect the new network. 
FCC Warning
This device complies with part 15 of the FCC rules. 
Operation is subject to the following two conditions: (1) this 
device may not cause harmful interference, and (2) this 
device must accept any interference received, including 
interference that may cause undesired operation.
Changes or modi...