---
product_id: 585799440
title: "Shelly Pro 3EM (120A) - WiFi & LAN 3-phase Smart Energy Meter, DIN-rail mountable, Real-time Voltage Amps Monitoring via App, No Hub Required, Solar/Net Metering, Class B Active Energy, PV systems"
brand: "shelly"
price: "€ 268.60"
currency: EUR
in_stock: true
category: "Shelly"
url: https://www.desertcart.gr/products/585799440-shelly-pro-3em-120a-wifi-and-lan-3-phase-smart
store_origin: GR
region: Greece
---

# 2A dry contact switching App & voice control, no hub DIN rail mount ready Shelly Pro 3EM (120A) - WiFi & LAN 3-phase Smart Energy Meter, DIN-rail mountable, Real-time Voltage Amps Monitoring via App, No Hub Required, Solar/Net Metering, Class B Active Energy, PV systems

**Brand:** shelly
**Price:** € 268.60
**Availability:** ✅ In Stock

## Summary

> ⚡ Upgrade your energy game with Shelly Pro 3EM Switch Add-On — smart control, zero compromise!

## Quick Answers

- **What is this?** Shelly Pro 3EM (120A) - WiFi & LAN 3-phase Smart Energy Meter, DIN-rail mountable, Real-time Voltage Amps Monitoring via App, No Hub Required, Solar/Net Metering, Class B Active Energy, PV systems by shelly
- **How much does it cost?** € 268.60 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.gr](https://www.desertcart.gr/products/585799440-shelly-pro-3em-120a-wifi-and-lan-3-phase-smart)

## Best For

- shelly enthusiasts

## Why This Product

- Trusted shelly brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Hub-Free Smart Automation:** Manage your home remotely via iOS/Android app or voice assistants like Alexa and Google Home—no extra hub needed.
- • **Custom Scheduling & Scenes:** Create personalized timers and automation scenes to optimize energy use and elevate your smart home experience.
- • **Sleek DIN Rail Installation:** Compact, space-saving design mounts directly on your DIN rail for professional-grade integration.
- • **Robust Dry Contact Switching:** Control external devices up to 240V AC/30V DC with a reliable 2A contactor—power management made precise.
- • **Seamless Load Control Expansion:** Effortlessly automate load shedding and solar management by adding smart switching to your Shelly Pro 3EM.

## Overview

The Shelly Pro 3EM Switch Add-On enhances your existing Pro 3EM system by adding dry contact switching capabilities rated at 2A, enabling advanced load control such as appliance disconnection and solar/battery management. Designed for DIN rail mounting, it integrates seamlessly and operates on power supplied by the Pro 3EM. Control is accessible via the Shelly Smart Control app or popular voice assistants without requiring a hub, while customizable scheduling and automation scenes provide tailored energy management solutions for modern smart homes.

## Description

Shelly Pro 3EM (120A) - WiFi & LAN 3-phase Smart Energy Meter, DIN-rail mountable, Real-time Voltage Amps Monitoring via App, No Hub Required, Solar/Net Metering, Class B Active Energy, PV systems : desertcart.co.uk: Business, Industry & Science

## Features

- 𝗧𝗵𝗿𝗲𝗲-𝗣𝗵𝗮𝘀𝗲 𝗘𝗻𝗲𝗿𝗴𝘆 𝗠𝗼𝗻𝗶𝘁𝗼𝗿𝗶𝗻𝗴: three-phase DIN rail smart energy meter with 110–240 V AC, measures real-time voltage, current, active and apparent power per phase with 1% accuracy; includes 3 current transformers
- 𝗗𝗮𝘁𝗮 𝗟𝗼𝗴𝗴𝗶𝗻𝗴 & 𝗦𝗼𝗹𝗮𝗿 𝗥𝗲𝗮𝗱𝘆: stores up to 60 days of consumption data at 1-minute intervals directly on the device; supports 2-way energy measurement to track both imported and exported energy; PV system compatibility may vary
- 𝗦𝗲𝘁𝘂𝗽 & 𝗣𝗿𝗼𝘁𝗲𝗰𝘁𝗶𝗼𝗻: mounts on a standard DIN rail with neutral wire required, CE and UKCA certified; includes overheating protection; no built-in relay - contactor control available with the Shelly Pro 3EM Switch Add-on
- 𝗪𝗶-𝗙𝗶 & 𝗟𝗔𝗡 𝗖𝗼𝗻𝗻𝗲𝗰𝘁𝗶𝘃𝗶𝘁𝘆: operates on Wi-Fi 2.4 GHz or wired Ethernet via RJ45 for a stable, reliable connection; Bluetooth available for easy wireless setup; no hub required
- 𝗔𝘂𝘁𝗼𝗺𝗮𝘁𝗲 𝗬𝗼𝘂𝗿 𝗛𝗼𝗺𝗲: monitor and automate from anywhere using the Shelly Smart Control app or voice assistants like Alexa and Google Home, with Samsung SmartThings support, to set timers, schedules and scenes

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BVKZ4NGM |
| Best Sellers Rank | 2,324 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 2 in Solar & Wind Energy Power Meters |
| Brand | Shelly |
| Connector Type | Clamp |
| Contact Current Rating | 120 Amps |
| Contact Material | Steel |
| Contact Type | Normally Open |
| Current Rating | 120 Amps |
| Customer Reviews | 4.7 4.7 out of 5 stars (2,454) |
| EU Spare Part Availability Duration | 5 Years |
| Included Components | 1x Shelly Pro 3EM 120A |
| Item Weight | 62 Grams |
| Manufacturer | Shelly Europe |
| Manufacturer Part Number | 810 |
| Model Number | 3800235268100 |
| Mounting Type | DIN Rail Mount |
| Number of Items | 1 |
| Number of Packs | 1 |
| Operation Mode | Automatic |
| Product Warranty | 2 year manufacturer |
| Specification Met | RoHS |
| Unit Count | 1.0 count |
| Upper Temperature Rating | 40 Degrees Celsius |
| Wattage | 31200 watts |

## Product Details

- **Connector type:** Clamp
- **Contact material:** Steel
- **Contact type:** Normally Open
- **Current rating:** 120 Amps
- **Mounting type:** DIN Rail Mount

## Images

![Shelly Pro 3EM (120A) - WiFi & LAN 3-phase Smart Energy Meter, DIN-rail mountable, Real-time Voltage Amps Monitoring via App, No Hub Required, Solar/Net Metering, Class B Active Energy, PV systems - Image 1](https://m.media-amazon.com/images/I/81vNdeYbeTL.jpg)

## Available Options

This product comes in different **Style** options.

## Questions & Answers

**Q: My Shelly Pro 3EM fails to connect. What should I do?**
A: Make sure to you are entering correctly the SSID name and password. Upper/lowercases must be respected. Make sure to allow all permissions for the app, including precise location. For further support, use support.shelly.cloud

**Q: How do I install Shelly Pro 3EM?**
A: All Shelly Pro devices are DIN-mountable inside the breaker box. Check the wiring diagram in our User & Safety guide or see our installation video for further support.

**Q: My Shelly Pro 3EM shows incorrect/inaccurate readings. What should I do?**
A: Wrong measurements are usually due to incorrect wiring. Check that CT transformers are properly positioned, each phase is connected to the correct port, and each CT matches the right phase and device port.

**Q: Does Shelly Pro 3EM require a neutral wire?**
A: Yes, a neutral wire is mandatory.

**Q: Can I use 50A clamp for Shelly Pro 3EM?**
A: No, you can only use Shelly Pro 3EM with 120 A CTs and each transformer is calibrated for the specific device port. We do not recommend using different brands as it can result in wrong measurements.

## Frequently Bought Together

- Shelly Pro EM 50A | Wi-Fi & LAN Energy Meter with Contactor Control | DIN-Rail | Home Automation | Bluetooth Gateway | Compatible with Alexa & Google Home | No Hub Required | Power Monitoring
- Shelly Pro 4PM | Wi-Fi & LAN, 4-Channel Smart Relay with Power Metering | Home Automation | Compatible with Alexa & Google Home | iOS Android App| Remote Appliances Control and Monitoring
- Shelly Pro 3EM (120A) | Wi-Fi & LAN, 3-Phase Smart Energy Meter | 2-Way Consumption | Home Automation | Bluetooth Gateway | Compatible with Alexa & Google Home | No Hub Required | Solar Panels

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**Shop now:** [https://www.desertcart.gr/products/585799440-shelly-pro-3em-120a-wifi-and-lan-3-phase-smart](https://www.desertcart.gr/products/585799440-shelly-pro-3em-120a-wifi-and-lan-3-phase-smart)

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*Product available on Desertcart Greece*
*Store origin: GR*
*Last updated: 2026-09-28*