Sonoff MINIR4 – Super Compact Smart Switch
The MINIR4 is a powerful yet ultra-compact Wi-Fi smart switch designed to fit even the smallest European standard mounting boxes. Despite its tiny size, it delivers advanced smart home control with flexibility and safety.

Key Features:

• Super Tiny Size – Easy to install in tight spaces or small wall boxes.

• External Switch Control – Compatible with momentary switches, door exit switches, SPDT, latching switches, and even dry contact sensors.

• Detach Relay Mode – Keeps the relay and external switch states independent, so using the wall switch won’t affect the relay status.

• eWeLink-Remote Function – Acts as a gateway for subdevices like R5 and S-MATE, allowing them to work as local wireless remotes for direct control.

• Safe & Certified – Backed by TÜV, CE, and FCC certifications for guaranteed reliability and safety.

A perfect choice for upgrading any traditional switch into a smart, safe, and space-saving solution.

About this item

• 【Super Tiny Size】Compact size allows it to be installed in various mounting boxes, including the smallest of European standards.
• 【External Switch Control】Easy connect to the momentary switch, door exit switch, SPDT switch, latching switch, and even dry contact sensors.
• 【Detach Relay Mode】MINIR4 has a “detach relay” mode, which means that the states of the external switches and relay are separated, so the operation of the external switch button does not affect the state of the relay.
• 【eWeLink-Remote Control】MINIR4 is a smart switch with the “eWeLink-Remote” gateway function. You can add subdevices “eWeLink-Remote”, R5 and S-MATE, after pairing with MINIR4, R5 and S-MATE can act as remote controls to control MINIR4 locally through the eWeLink-Remote signal.
• 【Safe & Reliable】TÜV, CE and FCC certifications guarantee a safer and more reliable product.