Shelly Pro 3EM-120A | 3-Phase Energy Meter

The Professional Choice for Accurate 3-Phase Energy Measurement: Shelly Pro 3EM-120A!

Looking for the most reliable and detailed measurement of your 3-phase connection ? Then the Shelly Pro 3EM-120A is the ultimate solution. This advanced DIN-rail energy meter is the standard for professionals and serious smart home users. It comes as a complete set, including three 120A split-core current clamps , so you can get started right away.

The meter is built for precision. Thanks to its 4-quadrant measurement , it monitors not only your consumption but also the energy fed back from your solar panels with impressive Class B (1%) accuracy . You get real-time insight into voltage, current, and both active and apparent power per phase. The "Pro" in the name stands for professional connectivity: in addition to Wi-Fi, it features a rock-solid LAN (Ethernet) connection and Bluetooth for effortless installation.

The powerful ESP32 chip enables advanced scripting , webhooks , and MODBUS integration, ideal for complex and industrial systems. Want switching capabilities as well? Easily expand it with the separately available Shelly Pro 3EM Switch Add-on .

Benefits and important information:

• Complete Set: Supplied with 3x 120A split-core current clamps .
• Dual Connectivity: Ultra-reliable connection via both LAN and WiFi .
• Highly Accurate: Class B accuracy (1%) and 4-quadrant measurement , perfect for solar panels.
• Professional Features: Supports MODBUS , scripting , and webhooks for ultimate control.
• Local Data Storage: Stores up to 60 days of measurement data (1-minute intervals) locally on the device.
• No built-in switch: Switch functionality requires the separately available Switch Add-on .
• Professional product: Installation in the meter box requires electrical knowledge. Please consider the size of the 120A terminals.

Compatibility with Smart Home Systems

• Home Assistant: A dream combination. The Shelly Pro 3EM-120A is recognized locally and instantly via the LAN connection thanks to the official Home Assistant integration. All sensors are immediately available for your dashboards and automations.
• Homey: Works great. The official Shelly app for Homey supports the Pro series, allowing you to use the measurement data in your Homey Flows for advanced scenarios.
• Fibaro: Integration is possible but requires technical expertise. The connection must be configured manually via a Virtual Device that communicates with the Shelly Pro 3EM API.

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