Shelly 1 Mini Gen4

• Ultra-compact WLAN relay for easy retrofitting – ideal for narrow flush-mounted boxes and switch housings
• Multi-protocol connectivity: Supports Wi-Fi, Bluetooth and Zigbee – maximum flexibility in integration
• Local control via web interface – works even without cloud or app
• Compatible with Amazon Alexa, Google Assistant and Samsung SmartThings for convenient voice control
• Individual automation possible through schedules, scenes and local scripts
• Ideal for controlling lights, sockets or low-voltage applications – potential-free contact
• Integrated overheating protection for high operational reliability in a compact design

Mini in format, big in function – Shelly 1 Mini Gen4

The Shelly 1 Mini Gen4 is the most space-saving solution for the smart control of electrical devices. Despite its ultra-compact design, the module offers all the features of the popular Shelly relays – including potential-free contact, local control, and broad smart home compatibility. The perfect companion for retrofit projects in tight spaces.

Fits everywhere – even where others are too big

With its extremely compact dimensions, the Shelly 1 Mini Gen4 fits even in tight boxes and switch enclosures where conventional relay modules reach their limits. Whether in an older building or a modern smart home, this relay makes retrofitting easier than ever.

Future-proof radio standards

Thanks to Wi-Fi , Bluetooth 5.0 , and Zigbee , the Shelly 1 Mini Gen4 is ready for any network infrastructure. Setup via Bluetooth is particularly fast, Zigbee ensures reliable mesh integration, and the device can be controlled completely locally via Wi-Fi – without the need for a cloud connection.

Local control with optional cloud

The integrated web interface allows you to fully configure and operate the system directly in your browser—no app or internet connection required. If you want, you can also use the Shelly Cloud to conveniently control your home while on the go.

Versatile use thanks to potential-free switching contact

Whether for controlling 230 V lights, low-voltage components, or even gate systems – the dry contact of the Shelly 1 Mini Gen4 enables a wide variety of application scenarios. The maximum switching capacity is 8 A with a resistive load .

Smart Home ready – with extensive compatibility

The Shelly 1 Mini Gen4 works perfectly with popular smart home platforms like Amazon Alexa , Google Assistant , and Samsung SmartThings . Protocols like MQTT , HTTP API , Webhooks , and KNX net/IP allow for integration into complex automation systems.

More security in the smallest space

Despite its small size, the Shelly 1 Mini Gen4 features integrated overheating protection for maximum operational reliability, even during continuous use. This makes the device suitable for everyday use in a wide variety of rooms and applications.

Technical specifications