Shelly - Wifi, Zigbee, Matter switch module with power meter Shelly 1 PM Gen4

Shelly 1PM Gen4 - Smart Switch Module with Power Measurement

The Shelly 1PM Gen4 is a compact and versatile connected module designed to be installed behind switches or sockets. It lets you remotely control electrical appliances while monitoring energy consumption in real time. With multiprotocol support (Wi-Fi, ZigBee, Matter, Bluetooth), it integrates seamlessly into all major home automation ecosystems.

Main Features

• Multi-protocol connectivity: Wi-Fi, ZigBee, Matter, Bluetooth
• Functions as a Wi-Fi & ZigBee repeater and Bluetooth gateway
• Real-time power consumption monitoring with free cloud storage
• Overload protection with built-in temperature sensor
• Hubless operation via Shelly Smart Control app
• Supports scripting, HTTPS, MQTT(S), WebSockets, HTTP API, KNXnet/IP
• Compatible with Alexa, Google Home, HomeKit (via Matter), SmartThings, Home Assistant, Jeedom
• Remote control via smartphone, PC, or tablet

Technical Specifications - Shelly 1PM Gen4

• Reference: Shelly 1PM Gen4
• Dimensions: 37 × 42 × 16 mm
• Weight: 27 g
• Power Supply: 110–240 V~ or 24–30 V⎓
• Power Consumption: < 1 W
• Max Switching Current: 16 A (240 V~) / 10 A (30 V⎓)
• Integrated Measurement: Voltmeter, ammeter, temperature sensor
• Operating Temperature: -20°C to +40°C
• Humidity: 30%–70% RH
• Max Altitude: 2000 m
• CPU: ESP-Shelly-C68F with 8 MB flash

Radio Specifications

• Wi-Fi: 802.11 b/g/n/ax, range 30 m indoors / 50 m outdoors
• Bluetooth 5.0: range 10 m indoors / 30 m outdoors
• ZigBee 3.0: range 100 m indoors / 300 m outdoors

Compatibility

• Voice Assistants: Amazon Alexa, Google Home, Apple HomeKit (via Matter)
• Home Automation: Home Assistant, Jeedom, SmartThings, Zigbee2MQTT, KNXnet/IP

Examples of Use

• Lighting control with energy monitoring and faulty bulb detection
• Appliance automation and monitoring (oven, washing machine, dishwasher)
• Heater and water heater management up to 16 A
• Automatic shutdown in case of overload
• Custom scenes and routines based on usage

Package Contents

• 1 × Shelly 1PM Gen4 module
• Installation guide
• Mounting accessories