Shelly Pro 3 DIN-Rail Mounted 3 Channel Smart Switch

The Shelly Pro 3 represents a sophisticated advancement in intelligent electrical control systems, designed for professional installations requiring robust performance and flexible automation capabilities. As part of the esteemed Shelly Pro series, this DIN-rail mountable device enables seamless remote management of electrical circuits through various interfaces including mobile applications, web browsers, and voice control systems. Engineered for reliability in diverse environments from residential properties to commercial establishments, the unit maintains the brand's commitment to microprocessor-managed precision while offering enhanced capacity for complex automation scenarios. This three-circuit smart relay operates effectively within local Wi-Fi networks for standalone functionality while maintaining compatibility with cloud-based home automation services for comprehensive remote access. The device features an embedded web interface accessible through standard network protocols, allowing for detailed monitoring and configuration without requiring additional hardware or software dependencies. Its design prioritises both operational flexibility and installation convenience, making it suitable for integration into existing electrical distribution systems while maintaining compliance with relevant safety standards and regulations.

Technical Specifications

• Product Name: Shelly Pro 3
• Brand: Shelly
• Part Number: SHELLY-PRO-3
• Mounting Type: DIN rail compatible
• Circuit Capacity: Three independent control circuits
• Network Connectivity: Wi-Fi (2.4GHz)
• Control Protocols: HTTP with comprehensive API support
• Power Supply: Standard mains voltage compatibility
• Interface Access: Embedded web server with local and remote connectivity
• Firmware Management: User-updatable with notification system

Key Features

• Multi-Platform Control: Comprehensive operation through mobile applications (Android/iOS), web browsers, and voice assistant integration including Amazon Alexa and Google Home
• Dual Operation Modes: Functions effectively in both local Wi-Fi network configurations and cloud-connected environments for flexible deployment options
• Professional Installation: DIN-rail mounting design facilitates neat integration into electrical distribution boards and professional control panels
• Advanced Automation: Supports complex scheduling, triggering, and scene management through configurable rules and API commands
• Security Prioritisation: Regular firmware updates address security vulnerabilities and enhance functionality, with user-controlled installation process
• Direct Device Communication: Enables inter-device coordination through standard HTTP protocols without mandatory cloud dependency

Application Scenarios

The Shelly Pro 3 finds ideal implementation in residential automation systems controlling lighting circuits, appliance management, and energy monitoring applications. Commercial deployments include retail environment lighting control, office building management systems, and manufacturing facility automation where reliable multi-circuit control is required. The DIN-rail mounting capability makes it particularly suitable for integration into existing electrical distribution boards in both new installations and retrofit projects, providing professional-grade smart functionality without compromising on safety or reliability standards.