Shelly 1PM Gen4

Shelly 1PM Gen4 | Smart Wi-Fi Switch with Power Monitoring, Zigbee, Bluetooth & Matter

Shelly 1PM Gen4 is a compact smart switch with integrated power measurement, enabling remote control of electric appliances through a mobile phone, tablet, PC, or home automation system. It can operate independently in a local Wi-Fi network or via cloud-based automation services. Compatible with Matter, Zigbee, and Bluetooth for seamless integration across multiple ecosystems.

Overview

• Small form factor smart switch with power measurement
• Works standalone via Wi-Fi or through cloud automation
• Embedded Web Interface for control and monitoring
• Supports Zigbee, Bluetooth, and Matter connectivity
• Retrofit design – fits behind switches, sockets, or wall boxes

Main Features

• Wi-Fi Connectivity: Connects to your home network for remote control and monitoring.
• Bluetooth & BLE Gateway: Simplifies setup and bridges Shelly BLU devices to the cloud or local systems.
• Zigbee Connectivity: Provides inclusion and range extension for Zigbee networks.
• Smart Switch with Power Measurement: Monitor and control connected devices’ energy usage.
• Compact Design: Ideal for retrofitting behind switches, sockets, or within limited spaces.
• Remote Access: Full control from anywhere via mobile app or web browser.
• Local & Cloud Control: Operates even without internet connection.
• Wi-Fi & Zigbee Range Extender: Expands network reach for IoT devices.
• Improved Processor: Enhanced speed and stability with Zigbee support.
• Wide Integrations: Supports HTTP API, MQTT(s), Web Hooks, UDP, and popular smart home platforms.
• Schedules: Automate actions based on time, day, or date.
• Virtual Components & KNX net/IP Support: Enables complex automation and integration with professional systems.

Use Cases

• Appliance Control: Remotely manage lights, fans, and other appliances.
• Power Monitoring: Track and analyze energy usage in real-time.
• Energy Efficiency: Identify high-consumption devices to reduce energy costs.
• Automation: Trigger actions based on power consumption or schedules.
• Overload Protection: Automatic shut-off when power exceeds preset limits.

Home Automation Use Cases

• Lighting Control: Remotely control lights, detect failed bulbs, and monitor usage per room.
• Appliance Automation: Automate high-load appliances and trigger notifications when tasks complete.
• Heater & Boiler Control: Automate and monitor heaters or water boilers (max 16A).
• Energy Optimization: Run devices during off-peak hours or solar generation periods.

Applications

• Residential homes
• MDUs (apartments, condominiums, hotels)
• Light commercial (offices, shops, restaurants)
• Government and municipal buildings
• Universities and colleges

Integrations

• Amazon Alexa – Supported capabilities
• Google Smart Home – Supported traits
• Samsung SmartThings – Supported capabilities

Connectivity

• Wi-Fi (802.11 b/g/n/ax)
• Bluetooth 5.0
• Zigbee (802.15.4, repeater capable)
• Matter

Safety Features

• Overheating protection
• Overvoltage protection
• Overcurrent protection
• Overpower protection

Supported Load Types

• Resistive – incandescent bulbs, heating devices
• Capacitive – capacitor banks, electronics
• Inductive – motors, fans, refrigerators, air-conditioners (with RC snubber)

User Interface

• One multifunction control button
• LED indicators for Wi-Fi, Cloud, and OTA status
• Supports AP mode, factory reset, Zigbee/Matter toggle, and inclusion mode

Specifications

For more technical information, visit the official Shelly API Documentation.