Description
The Shelly 1PM Gen4 is a compact yet powerful smart switch module with integrated power measurement , designed for precise control and monitoring of electrical appliances. With support for Wi-Fi, Zigbee, Bluetooth, and Matter , this latest generation is ready for both current and future smart home ecosystems.
This Gen4 version is the advanced successor to the Shelly 1PM Gen3 and offers improved connectivity, higher compatibility and additional features for professional home automation applications.
Smart switching and energy consumption measurement
With the Shelly 1PM Gen4 you can devices:
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switch on and off remotely
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real-time energy consumption monitoring
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automate via scenes, schedules and triggers
All of this can be done locally within your network or via cloud integrations, without the need for an additional hub.
Compact design, maximum usability
Thanks to its very compact size , the Shelly 1PM Gen4 fits easily:
The integrated web interface enables direct configuration and operation without additional software.
Fully future-proof
The Shelly 1PM Gen4 is:
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Matter Certified (over Wi-Fi)
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Compatible with Apple Home, Google Home, Amazon Alexa and Samsung SmartThings
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easy to integrate with Home Assistant and Homey Pro
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suitable for professional automation and KNX integrations
In addition, it functions as a BLE Gateway for Shelly BLU devices and even as a Wi-Fi booster within your Shelly ecosystem.
Supported taxes
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Resistive (ohmic): incandescent lamps, halogen, heating
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Capacitive: Electronic equipment
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Inductive (with RC snubber): LED lighting, LED drivers, fans, air conditioning
⚠️ Important: Inductive loads can cause high inrush currents. Always use an RC snubber to prevent relay damage.
Key Features
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Smart switch with power measurement
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Support for Wi-Fi, Zigbee, Bluetooth
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Matter compatible (over Wi-Fi)
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Local and cloud control
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Built-in web interface
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Relay: 1x max. 16A @ 230V AC or 10A @ 30V DC
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Power supply: 24–30V DC or 110–230V AC
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Compact size: 37 × 42 × 16 mm
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BLE Gateway for Shelly BLU devices
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Wi-Fi range extender for Shelly IoT
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Support for:
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Virtual components
Technical specifications
| Characteristic |
Specification |
| Model |
Shelly 1PM Gen4 |
| Relay |
1 channel |
| Max. tax |
16A @ 230V AC / 10A @ 30V DC |
| Power supply |
24–30V DC / 110–230V AC |
| Energy measurement |
Yes |
| Connectivity |
Wi-Fi, Zigbee, Bluetooth |
| Matter |
Yes (over Wi-Fi) |
| Dimensions |
37 × 42 × 16 mm |
| Assembly |
Built-in |
| Additional features |
BLE Gateway, Wi-Fi Extender |
| Automation |
Scripting, scenes, timers |
| Protocols |
MQTT, HTTP(S), UDP, KNX |
Applications
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Smart lighting
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Sockets with consumption measurement
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Heating and electrical appliances
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Home automation projects
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Energy management in homes and businesses
