Shelly 1 Gen 4 - Smart Relay Switch

Shelly 1 Gen 4 is a compact smart switch with potential-free contacts, allowing remote control of electrical appliances via a mobile phone, tablet, PC, or home automation system. It can operate standalone within a local Wi-Fi network or integrate seamlessly with cloud-based home automation services.

With multi-protocol support, including Wi-Fi, Bluetooth, and Zigbee, the Shelly 1 Gen4 ensures a secure connection and flexible smart home integration. The device is also Matter-compatible, providing seamless interoperability with various ecosystems.

Key Features

• Wi-Fi Connectivity: Connects to your home Wi-Fi network, allowing remote control and automation.

• Smart Home Integration: Compatible with Google Assistant, Amazon Alexa, and Samsung SmartThings for voice control.

• Standalone or Cloud Control: Operates independently within a local network or through cloud services.

• Bluetooth & Zigbee Support: Enables easy setup and extended connectivity.

• Potential-Free Contacts: Suitable for switching low-voltage devices.

• Embedded Web Interface: Manage settings, monitor, and control directly from a web browser.

• BLE Gateway: Acts as a bridge between Shelly BLU devices and the wider Shelly ecosystem.

• Wi-Fi & Zigbee Range Extender: Expands network reach for better IoT connectivity.

• Advanced Scripting & Automation: Supports HTTP API, MQTT(s), WebHooks, UDP, and KNX net/IP.

• Scheduling & Virtual Components: Allows execution of complex automation scenarios.

• Overheating Protection: Ensures safe operation under load.

Use Cases

• Remote Appliance Control: Turn appliances on/off remotely.

• Home Automation: Automate power appliances for convenience and energy efficiency.

• Smart Building Integration: Suitable for residential, commercial, and municipal applications.

Technical Specifications

Physical

• Size: 37x42x16 mm

• Weight: 26g

• Mounting: Wall console

• Material: Plastic (Blue casing, Grey terminals)

Electrical

• Power Supply:

  • 110-240V AC

  • 24-48V DC

  • 12V DC

• Power Consumption: <1W

• Max Switching Voltage: 240V AC / 30V DC

• Max Switching Current: 16A (AC) / 10A (DC)

Connectivity

• Wi-Fi: 802.11 b/g/n (2.4GHz)

• Bluetooth: 5.0

• Zigbee: 802.15.4 (Repeater included)

• Range:

  • Wi-Fi: Up to 30m (indoor) / 50m (outdoor)

  • Bluetooth: Up to 10m (indoor) / 30m (outdoor)

  • Zigbee: Up to 100m (indoor) / 300m (outdoor)

User Interface & Controls

• One Control Button:

  • Press & hold (5s) - Enable Bluetooth/AP mode

  • Press & hold (10s) - Factory reset

  • Press (5 times) - Switch between Matter & Zigbee mode

  • Press (3 times) - Zigbee inclusion mode

• LED Indications: Wi-Fi/Bluetooth status, Cloud connection, OTA updates

Firmware & Automation

• Scripting Support: Advanced automation via Shelly Script Language

• Schedules & Webhooks: 20 schedules & 20 webhooks (5 URLs per hook)

• MQTT & HTTP API: Supported for custom integrations

Package Includes

• 1x Shelly 1 Gen4

• 1x User Manual