SONOFF WiFi Light Switch MINIR4 – Compact Smart Home Switch for DIY Installation
The SONOFF MINIR4 is a single-channel WiFi light switch designed for 230V circuits. It enables remote control of lighting and connected devices through a smartphone app or voice assistants, replacing traditional wall switches with a compact, modern alternative.
Compact design at just 39.5 × 33 × 16.8 mm fits behind most standard wall plates
2400W / 10A load capacity handles lamps, fans, and small appliances
WiFi connectivity with support for Amazon Alexa and Google Assistant voice control
Unlike bulky smart switches, the MINIR4 is engineered to be nearly invisible behind the wall plate. Its lightweight construction at only 34 grams and small footprint make it suitable for tight switch boxes. The device operates over WiFi without requiring a separate hub, keeping setup simple.
Ideal for
Homeowners and DIY enthusiasts looking to add smart control to individual lighting circuits without major electrical work. Suitable for bedrooms, living rooms, hallways, and offices where a single switch needs to be replaced with a WiFi-connected alternative.
Application of SONOFF MINIR4
Turn off the circuit breaker and remove the existing wall switch
Connect the line, neutral, and load wires to the MINIR4 terminals
Mount the device into the wall box and attach the cover plate
Pair the switch with the SONOFF eWeLink app and configure WiFi settings
Assign voice commands in Alexa or Google Assistant for hands-free operation
SONOFF is a smart home technology brand specializing in WiFi-connected switches, sensors, and automation devices. The brand focuses on DIY-friendly installation and broad ecosystem compatibility, with products designed for residential and light-commercial applications. SONOFF devices are widely used in smart home setups across Europe.
The SONOFF MINIR4 is a single-channel WiFi light switch for 230V circuits. It allows remote control of lighting and connected devices via the SONOFF eWeLink app or voice assistants such as Amazon Alexa and Google Assistant.
The MINIR4 supports Amazon Alexa and Google Assistant. It connects over WiFi and integrates into existing smart home ecosystems without requiring a separate hub or bridge.
The MINIR4 handles up to 2400W (10A) at 230V. It measures 39.5 × 33 × 16.8 mm and weighs 34 grams. The device is white and operates over a WiFi connection using the 2.4 GHz band.
Delivery includes the SONOFF MINIR4 switch unit. Installation requires turning off the circuit breaker, connecting line, neutral, and load wires to the terminals, mounting the device into the wall box, and pairing it with the eWeLink app.
SONOFF provides a 24-month manufacturer warranty on the MINIR4, covering defects in materials and workmanship under normal use.
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