Shelly Pro 2 DIN-Rail Mounted Smart Switch with Dry Contacts

The Shelly Pro 2 represents a sophisticated advancement in the Shelly line of microprocessor-managed devices, designed for professional-grade electrical control applications. This dual-circuit Wi-Fi relay switch enables remote management of electrical appliances via mobile phone, tablet, PC, or integrated home automation systems, offering both standalone operation within a local Wi-Fi network and cloud-based functionality through Shelly Cloud services. With its integrated web server, users can configure, monitor, and control the device remotely from any location with internet connectivity, providing unparalleled flexibility for modern electrical system management.

Engineered specifically for professional installations, the Shelly Pro 2 features a DIN rail mountable design suitable for installation inside breaker boxes, making it ideal for new building construction, office environments, retail spaces, and manufacturing facilities. The device maintains robust connectivity options through both Wi-Fi and LAN internet connections, with Bluetooth support included for simplified device inclusion processes. Built with professional installers in mind, the Pro 2 offers reliable performance while ensuring compliance with electrical safety standards through proper installation procedures.

Technical Specifications

• Part Number: SHELLY-PRO-2
• Input Voltage: 110-240V AC
• Wi-Fi Standards: 802.11 b/g/n
• Connectivity: Wi-Fi, Ethernet (LAN), Bluetooth
• Operating Modes: Access Point (AP) and Client Mode (CM)
• Communication Protocol: HTTP with provided API
• Mounting: DIN rail compatible
• Voice Control Compatibility: Amazon Alexa, Google Assistant

Key Features

• Dual Circuit Control: Independent control of two separate electrical circuits with dedicated input and output terminals for each channel
• Professional Installation: DIN rail mounting design specifically engineered for electrical cabinet installation in commercial and residential settings
• Flexible Connectivity: Simultaneous support for Wi-Fi, wired Ethernet, and Bluetooth connectivity options
• Cloud Integration: Optional cloud functionality through Shelly Cloud services for remote access and management
• Local Network Operation: Standalone functionality without internet dependency when operating within local Wi-Fi networks
• Voice Control Ready: Native compatibility with major voice assistant platforms including Amazon Echo and Google Home ecosystems

Use Cases

The Shelly Pro 2 excels in professional environments where reliable, remote electrical control is essential. Its dual-circuit capability makes it perfect for managing lighting systems in commercial buildings, controlling industrial equipment in manufacturing facilities, and automating electrical systems in retail spaces. The DIN rail mounting and robust construction allow for seamless integration into existing electrical distribution boards, while the comprehensive connectivity options ensure compatibility with modern building management systems. For residential applications, it provides professional-grade control for advanced home automation systems, particularly in new construction projects where integrated electrical control is required from the initial design phase.