Shelly 1PM Gen4

• Universally applicable WLAN power relay with integrated consumption measurement – ​​ideal for retrofitting existing installations
• Multi-protocol connectivity: Supports Wi-Fi, Bluetooth and Zigbee – can be flexibly integrated into your smart home system
• Local control via web interface and cloud-based access – full control even without the cloud
• Compatible with Amazon Alexa, Google Assistant and Samsung SmartThings for smart voice control
• Integrated energy measurement with high accuracy for real-time consumption statistics
• Ideal for flush mounting behind sockets, switches or directly in junction boxes – extremely compact
• Integrated overheating and overload protection for maximum safety in continuous operation

Precise power measurement and smart control – Shelly 1PM Gen4

The Shelly 1PM Gen4 combines intelligent control of electrical devices with precise energy measurement – ​​compact, reliable, and universally applicable. The module is ideal for anyone who wants to not only control their devices but also measure how much energy their appliances actually consume. Whether it's a coffee machine, washing machine, or heating pump – with the Shelly 1PM Gen4, you can always keep track.

Strong connectivity with maximum flexibility

With support for Wi-Fi , Bluetooth 5.0 , and Zigbee, the Shelly 1PM Gen4 can be easily integrated into a wide variety of smart home environments. Bluetooth ensures easy initial setup, Zigbee allows integration into existing mesh systems, and Wi-Fi allows local, cloud-independent control.

Real-time energy measurement

The integrated precision power meter provides you with accurate, up-to-the-second data on power consumption, voltage, current, and power. This allows you to easily identify energy wasters and selectively shut them down or automate them. The values ​​can be read locally, via the cloud, or via the MQTT/HTTP API.

Local control with cloud option

With the integrated web interface, you can configure and control the device directly via your browser – without the need for an app or an internet connection. For remote access, you can optionally use the Shelly Cloud, which allows you to conveniently manage your devices while on the go.

Ideal for space-saving installation

With its compact dimensions, the Shelly 1PM Gen4 fits easily behind existing switches and sockets or directly into the junction box. Its robust construction with screw terminals ensures a secure connection – both in residential and commercial environments.

Seamless integration into your smart home

Whether Amazon Alexa , Google Assistant , or Samsung SmartThings , the Shelly 1PM Gen4 integrates seamlessly with common platforms. With protocols like MQTT , HTTP API , webhooks , and KNX net/IP, as well as the integrated script engine ( Shelley Script ), there are virtually no limits to your automation capabilities.

Maximum safety in everyday life

Integrated overheating and overload protection protects not only the device but also the connected electronics. Real-time monitoring of power and temperature ensures safe operation – even in demanding applications with loads up to 16 A.

Technical specifications