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Shelly Pro EM-50 DIN Rail Energy Meter 2 Channel WiFi LAN Modbus w/ CT Open BoxShelly Pro EM-50 – 2 Channel DIN Rail Energy Meter (Open Box) The Shelly Pro EM-50 is a professional DIN-rail mounted energy meter designed for accurate monitoring and smart control of electrical loads. With two independent measurement channels and integrated dry contact output for contactor control, it allows precise energy tracking and automation of circuits such as HVAC systems, water heaters, EV chargers, and other high-load equipment. This unit supports WiFi, Ethernet (LAN), Bluetooth, MQTT, and Modbus TCP, making it ideal for advanced smart home, commercial, and industrial automation systems. Includes two 50A current transformers (CT clamps) for quick installation.Key Features ✔ 2 independent energy measurement channels ✔ High accuracy energy monitoring (Class B – ~1%) ✔ Integrated 2A dry contact output for contactor control ✔ WiFi + Ethernet (LAN) + Bluetooth connectivity ✔ MQTT & Modbus TCP support ✔ 60 days local data storage ✔ DIN rail installation ✔ Photovoltaic / solar monitoring ready ✔ Includes 2 × 50A CT clampsCommon Applications • Smart electrical panels • HVAC load monitoring and automation • Water heater control • EV charger energy monitoring • Solar / photovoltaic energy tracking • Commercial energy management • Industrial Modbus integrationsTechnical Highlights Channels: 2 independent channels Installation: DIN Rail Connectivity: WiFi, Ethernet (LAN), Bluetooth Protocols: MQTT, Modbus TCP, HTTP Accuracy: Class B (~1%) Local Data Storage: Up to 60 days Included Sensors: 2 × 50A current transformers (CTs)What\'s Included • Shelly Pro EM-50 device • 2 × 50A CT clampsShelly Pro EM-50 – 2 Channel DIN Rail Energy Meter (Open Box)
The Shelly Pro EM-50 is a professional DIN-rail mounted energy meter designed for accurate monitoring and smart control of electrical loads.
With two independent measurement channels and integrated dry contact output for contactor control, it allows precise energy tracking and automation of circuits such as HVAC systems, water heaters, EV chargers, and other high-load equipment.
This unit supports WiFi, Ethernet (LAN), Bluetooth, MQTT, and Modbus TCP, making it ideal for advanced smart home, commercial, and industrial automation systems.
Includes two 50A current transformers (CT clamps) for quick installation.
Key Features
✔ 2 independent energy measurement channels
✔ High accuracy energy monitoring (Class B – ~1%)
✔ Integrated 2A dry contact output for contactor control
✔ WiFi + Ethernet (LAN) + Bluetooth connectivity
✔ MQTT & Modbus TCP support
✔ 60 days local data storage
✔ DIN rail installation
✔ Photovoltaic / solar monitoring ready
✔ Includes 2 × 50A CT clamps
Common Applications
• Smart electrical panels
• HVAC load monitoring and automation
• Water heater control
• EV charger energy monitoring
• Solar / photovoltaic energy tracking
• Commercial energy management
• Industrial Modbus integrations
Technical Highlights
Channels: 2 independent channels
Installation: DIN Rail
Connectivity: WiFi, Ethernet (LAN), Bluetooth
Protocols: MQTT, Modbus TCP, HTTP
Accuracy: Class B (~1%)
Local Data Storage: Up to 60 days
Included Sensors: 2 × 50A current transformers (CTs)
What\'s Included
• Shelly Pro EM-50 device
• 2 × 50A CT clamps
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