Sonoff Mini R4 Extreme Wifi Smart Switch Interruptor with Relay On-Off DIY Switch Module eWelink APP Control Works with Alexa

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Product Details

MINIR4 is a mini extreme WiFi smart switch equipped with ESP32 chip, that turns traditional switches into smart switches, automating lights and electronic devices, and tiny size fits in various mounting boxes, including the smallest EU-type/86 type/120 type mounting box. MINIR4 supports external switch control and easily connects to the momentary switch, door exit switch, SPDT switch, latching switch, and even dry contact sensors.

MINIR4 has “detach relay” mode, which means the states of external switches and relay are separated, so operating the external switch button won’t affect the relay state. Such as, if you open detach relay” mode, when you turn off the light, your smart light won’t be offline, and you still can use App to control smart lights.

MINIR4 is a smart switch with the gateway function of “eWeLink-Remote“.After pairing with MINIR4, MINIR4 can be controlled locally by S-MATE through “eWeLink-Remote” signal, and trigger other smart devices in the smart scene.

【Super Tiny Size】Its compact size allows it to be installed in various mounting boxes, including the smallest European standard.

【External Switch Control】Easily connect to the momentary switch, door exit switch, SPDT switch, latching switch, and even dry contact sensors.

【Detach Relay Mode】MINIR4 has “detach relay” mode, which means the states of external switches and relay are separated, so operating the external switch button won’t affect the relay state.

【eWeLink-Remote Control】MINIR4 is a smart switch with the gateway function of “eWeLink-Remote”. You can add “eWeLink-Remote” sub-devices, R5 and S-MATE, after pairing with MINIR4, both R5 and S-MATE can act as remote controllers to control MINIR4 locally through the eWeLink-Remote signal.

【Safe & Reliable】TÜV, CE, and FCC certifications ensure a safer and more reliable product.

Item Specifics
Casing Material:
PC V0
Size:
39.5x33x16.8mm
Input:
100-240V~50/60Hz 10A Max
Output:
100-240V~50/60Hz 10A Max
APP:
eWelink
Voice Control:
Alexa Google Home
Wifi Standard:
2.4G
External Switch Control:
momentary switch, door exit switch, SPDT switch, latching switch
Detach Relay Mode:
the states of external switches and relay are separated
Brand Name:
SONOFF
Specification:
EU Plug
Compatibility:
All Compatible
Model Number:
Sonoff Mini R4
Camera Equipped:
No
State of Assembly:
Almost Ready
High-concerned chemical:
None
Communication method:
Wi-fi
Origin:
Mainland China
Certification:
CE
Certification:
FCC
Certification:
RoHS
Certification:
UL
Choice:
yes
semi_Choice:
yes
Reviews
(67)
Write a Review
Verified Buyer
a***o
8 Dec 2025 00:00

Ok

Verified Buyer
c***a
3 Dec 2025 00:00

gracias, llegó muy bien , ahora a probar que funcione

Verified Buyer
F***o
30 Nov 2025 00:00

ancora non montato. speriamo funzioni

Verified Buyer
T***a
29 Nov 2025 00:00

No lo he Privado pero pinta muy bien

Verified Buyer
A***a
26 Nov 2025 00:00

excelente producto

Verified Buyer
a***r
22 Nov 2025 00:00

as expected

Verified Buyer
F***O
21 Nov 2025 00:00

llego todo perfecto y mucho antes de lo esperado, es el cuarto que compro por lo que no me llevo ninguna sorpresa.

Verified Buyer
Customer
19 Nov 2025 00:00

excelente producto y tal cual se describe

Verified Buyer
G***p
17 Nov 2025 00:00

ottimo.prodotto

Verified Buyer
Customer
15 Nov 2025 00:00

simplemente perfecto. producto recomendable. fácil instalación

Verified Buyer
Customer
14 Nov 2025 00:00

muy pequeños y de excelente rendimiento. gran producto

Verified Buyer
p***s
12 Nov 2025 00:00

ok

Verified Buyer
E***r
12 Nov 2025 00:00

Como siempre sonoff. Muy buena marca. Funciona perfectamente

Verified Buyer
C***r
10 Nov 2025 00:00

Buen producto, su tamaño es muy reducido por que cabe sin problemas detrás del interruptor. Fácil de instalar pero el neutro no es opción así que hay que pasar cable. Este dispositivo es compatible con eWeLink-Remoto así que se le puede enlazar un M5.

Verified Buyer
C***a
8 Nov 2025 00:00

Todo perfecto. Muchas gracias.

Verified Buyer
J***n
7 Nov 2025 00:00

todo correcto, llegó rápido y funciona sin problema

Verified Buyer
M***i
3 Nov 2025 00:00

Tutto ok, prodotto che si è configurato in 10 secondi con l'applicazione eWelink. Spedizione molto veloce.

Verified Buyer
Customer
30 Oct 2025 00:00

prodotto già utilizzato ancora da montare ma se funziona come gli altri che ho già e il top

Verified Buyer
G***o
28 Oct 2025 00:00

No entrega en casa, solo en punto de recogida

Verified Buyer
a***a
26 Oct 2025 00:00

good

Verified Buyer
A***s
25 Oct 2025 00:00

excelente calidad del producto y del servicio de la empresa 👍 👌 😉

Verified Buyer
H***a
21 Oct 2025 00:00

El producto y el vendedor de 10, en buenas condiciones y envío rápido, pero la empresa de transporte deja el paquete en punto de recogida en lugar de en la dirección de destino del paquete.

Verified Buyer
A***o
16 Oct 2025 00:00

Estoy muy contento con este producto, lo he conectado muy fácil y ya tengo domotizado la luz de mi habitación.

Verified Buyer
Customer
10 Oct 2025 00:00

Todo correcto, entrega rápida, funciona perfectamente

Verified Buyer
V***i
9 Oct 2025 00:00

ok,thanks

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How do you ship packages?

Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.

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