Shelly Pro 3EM 120A v2 3-Phase Smart Energy Meter (DIN Rail)

The Shelly Pro 3EM 120A v2 is a professional DIN-rail 3-phase smart energy meter for accurate, real-time monitoring of electricity consumption and production. Supplied with three 120A current clamps and offering WiFi, LAN and Bluetooth connectivity, it integrates easily into the Shelly ecosystem and home/building management systems.

Advantages

Per-phase measurement of power, voltage, current and energy gives a clear, accurate picture of consumption, ideal for monitoring solar production, EV charging and overall usage. WiFi and wired LAN ensure a stable connection, while local control and open APIs allow integration with home automation. The compact DIN-rail housing fits neatly in a distribution board.

Suitable for

• 3-phase electricity monitoring in homes and small businesses
• Solar PV and EV-charging energy tracking
• Distribution-board installation on a DIN rail
• Integration with Shelly and smart-home systems

Key specifications

• Brand: Shelly
• Model: Pro 3EM 120A v2
• EAN: 3800238073862
• Type: 3-phase smart energy meter
• Measurement: 3x 120A current clamps included
• Connectivity: WiFi, LAN, Bluetooth
• Mounting: DIN rail
• Functions: Power, voltage, current, energy per phase
• Colour: Grey

Installation

Installation must be carried out by a qualified electrician. Mount the unit on a DIN rail in the distribution board, clamp the three current sensors around the phase conductors and wire the voltage inputs and supply as per the manual. Connect to your network over LAN or WiFi and add it in the Shelly app to start monitoring.

Recommendations

Always have a qualified electrician handle the installation and observe local electrical regulations. Use the wired LAN connection where possible for the most reliable data. Combine with the Shelly app and automations to track and reduce energy use.