The Shelly Pro 3 is a professional smart switch designed for mounting on a DIN rail in the utility closet. With three independently controllable relays, you can easily automate multiple electrical circuits or devices from a single compact module. Thanks to support for Wi-Fi, Ethernet (LAN), and Bluetooth, the Shelly Pro 3 is suitable for both advanced smart homes and professional installations.
The Shelly Pro 3 features three dry-contact relays that allow you to control three separate circuits independently of one another. Each output supports a load of up to 16A, with a maximum total load of 48A for the entire module. This makes the Pro 3 ideal for controlling lighting, pumps, ventilation, electrical systems, or other applications in the utility panel.
With Wi-Fi, Ethernet, and Bluetooth, you can choose the connection that works best for you. Use the Shelly Smart Control app without an additional hub, or easily integrate the module with popular smart home platforms such as Home Assistant, Homey, SmartThings, Google Home, and Amazon Alexa. Apple Home support is also available through Matter-compatible solutions or compatible integrations.
Automate your home or business with comprehensive schedules, timers, scenes, and sunrise or sunset actions. Automatically turn on multiple groups at set times, or have devices respond to sensors, weather conditions, or other smart events. This way, you can increase comfort and save energy.
The Shelly Pro 3 is specifically designed for mounting on a standard DIN rail and fits neatly into any electrical panel. Its rugged housing and professional-grade connections make the module suitable for long-term, reliable use in both residential and commercial settings.
For advanced users, the Shelly Pro 3 supports MQTT, webhooks, local automations, and scripting, among other features. This allows you to easily integrate the module into existing home automation systems or develop your own custom automations without relying on cloud services. Thanks to its open architecture, the Shelly Pro 3 serves as a powerful foundation for any professional smart home installation.
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