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1x SONOFF® 4CH Pro R2 Module.

Aliexpress

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Sonoff 433MHz 4 Channel RF Remote Controller ABCD 4 Buttons for Sonoff RF Slampher 4CH Pro R2 T1 Electric Remote Key Fob Control	$3.51	–
433Mhz Remote Control Wireless Switch for Sonoff T1 EU UK Sonoff 4CH Pro R2 Slampher 433.92MHz RF Remote Control Light Switch	$4.70	–
SONOFF RM433 8 Keys Multipurpose Custom 433 MHz RF Remote Controller Works with SONOFF RF/Slampher/4CH Pro/TX Series/RF Bridge	$4.97	–
Sonoff MINI R4 Sonoff R5 Sonoff 4CH Pro R3 4CH R3 S-mate WiFi Smart Switch Switchman M5 Sonoff L3 Pro 5M Via EWeLink Google	$9.65	–
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SONOFF 4CH R3/ 4CH PRO R3 Wifi Switch Module 4 Gang Wi-Fi DIY Smart Switch APP Voice Control Smart Home Works With Alexa	$27.05	–
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Sonoff 4CH Pro R3 10A /Gang 4 Channel Wifi Smart Switch 433 MHZ RF Remote Wifi Lights Switch Supports 4 Devices Works with Alexa	$27.86	–
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SONOFF 4CH R3/ 4CH PRO R3 4 Gang Wifi Smart Switch DIY RF Switch Module APP Remote Switch Wireless Smart Home Works Alexa Google	$29.45	–
SONOFF 4CH R3 /4CH PRO R3 4 Gang Smart WIFI Switch 433MHZ Din Rail Mounting Wireless Remote Control Timer DIY Switch Via Ewelink	$29.50	–
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SONOFF 4CH PRO R3 4Gang Smart WIFI Switch 433MHZ Din Rail Mounting Wireless Remote Control Timer DIY Switch Via Ewelink	$33.97	–
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Updated: 23-08-2025

Banggood

Warehouse in Europe .
Link: SONOFF 4CH Pro R2 Module [EU]
Price: $-3

It looks like this item is out of stock in Banggood. If you found it then please send me the link. I will replace it.

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Additional Banggood coupons:
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Other warehouses/versions

This item is available in 1 another warehouse/version!
1. China – SONOFF 4CH Pro R2 Module ($-3)

Price history and price alert

Price history (for all/most countries) for SONOFF 4CH Pro R2 Module [EU] is here. The lowest price was: $21.84.
Price records source(s): Banggood
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You can set price alert (for Banggood and Aliexpress (only if product name will be the same as on Banggood and I will post it on social media though, so it’s more like Banggood price alert)).

Product (link)	Price	Coupons
Sonoff 4CH 10A Wifi Smart Switch 4 Gang Light Switch Remote Control 4 Devices eWelink APP Works with Alexa Home Assistant Yandex	$18.14	–
SONOFF 4CH R3 /4CH PRO R3 4 Gang Smart WIFI Switch 433MHZ Din Rail Mounting Wireless Remote Control Timer DIY Switch via eWeLin	$23.81	–
SONOFF 4CH R3/ 4CH PRO R3 Wifi Switch Module 4 Gang Wi-Fi DIY Smart Switch APP Voice Control Smart Home Works With Alexa	$27.05	–
SONOFF 4CH R3 & 4CH PRO R3 4 Gang Wifi Smart Switch with RF Control self-locking interlock inching 3 Working Mode eWelink APP	$27.45	–
Sonoff 4CH Pro R3 10A /Gang 4 Channel Wifi Smart Switch 433 MHZ RF Remote Wifi Lights Switch Supports 4 Devices Works with Alexa	$27.86	–
SONOFF 4CH R3 /4CH PRO R3 4 Gang Smart WIFI Switch 433MHZ Din Rail Mounting Wireless Remote Control Timer DIY Switch Via Ewelink	$27.93	–
SONOFF 4CH R3/ 4CH PRO R3 4 Gang Wifi Smart Switch DIY RF Switch Module APP Remote Switch Wireless Smart Home Works Alexa Google	$28.44	–
SONOFF 4CH R3/ 4CH PRO R3 4 Gang Wifi Smart Switch DIY RF Switch Module APP Remote Switch Wireless Smart Home Works Alexa Google	$33.70	–