Shelly Pro 1PM WiFi / Ethernet DIN Rail Mount Smart Relay with Power Metering

The Shelly Pro 1PM is a professional-grade DIN rail smart relay designed for reliable control and real-time energy monitoring of electrical circuits. Built for residential, commercial, and industrial automation, it combines WiFi, Ethernet, and Bluetooth connectivity with accurate power metering, making it an ideal solution for electrical panels, lighting systems, HVAC equipment, pumps, and other high-load applications.

Unlike traditional smart relays, the Shelly Pro 1PM provides detailed energy consumption data while offering flexible local and cloud-based automation. With support for advanced protocols including MQTT, HTTP, Webhooks, and KNX IP, it integrates easily with popular smart home and building management platforms.

Its compact DIN rail enclosure allows for clean installation inside electrical distribution boards, making it an excellent choice for electricians, system integrators, and professional installers.

Key Features

• Single-channel smart relay with integrated power monitoring
• DIN rail mounting for professional electrical installations
• Supports loads up to 16A
• Built-in WiFi, Ethernet (LAN), and Bluetooth connectivity
• Real-time power and energy consumption monitoring
• Overpower and overvoltage protection
• Local automation without requiring cloud connectivity
• Compatible with Shelly Smart Control, Home Assistant, MQTT, KNX IP, REST API, and other automation systems
• Supports schedules, timers, scenes, webhooks, and scripting
• Secure remote management and firmware updates
• Ideal for lighting, HVAC, pumps, appliances, and energy management

Technical Specifications

Electrical

• Supply Voltage: 110–240 VAC
• Maximum Switching Current: 16A
• Maximum Switching Voltage: 240 VAC
• Power Consumption: <3W

Connectivity

• WiFi 802.11 b/g/n
• 10/100 Ethernet (LAN)
• Bluetooth 4.2
• Local web interface

Monitoring & Protection

• Real-time power monitoring
• Energy consumption tracking
• Voltage measurement
• Current measurement
• Internal temperature monitoring
• Overpower protection
• Overvoltage protection

Automation Features

• MQTT support
• HTTP/HTTPS API
• Webhooks
• KNX IP communication
• JavaScript scripting
• Scheduling and timers
• Local automation
• OTA firmware updates

Physical

• DIN rail mount
• Dimensions: 94 × 19 × 69 mm
• Weight: Approximately 65 g
• Operating Temperature: -20°C to 50°C