---
product_id: 517446550
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: "₨112260"
currency: LKR
in_stock: true
reviews_count: 13
category: "Shelly"
url: https://www.desertcart.lk/products/517446550-shelly-pro-3em-120a-wifi-and-lan-3-phase-smart
store_origin: LK
region: Sri Lanka
---

# 120A max current per phase 60 days detailed data logging WiFi & LAN dual connectivity 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:** ₨112260
**Availability:** ✅ In Stock

## Summary

> ⚡ Power your smart space with precision and control!

## 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?** ₨112260 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/517446550-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

- • **Robust Data Storage:** Built-in memory stores up to 60 days of detailed energy consumption data.
- • **Smart Automation Ready:** Control via Alexa, Google Home, or Shelly app for next-level energy management.
- • **Comprehensive Energy Analytics:** Track voltage, current, and power per phase with 4-quadrant accuracy.
- • **Seamless WiFi & LAN Integration:** Connect effortlessly without a hub for instant real-time insights.
- • **Industrial-Grade 3-Phase Power Monitoring:** Handle heavy-duty 3-phase systems with precision and reliability.

## Overview

The Shelly Pro 3EM (120A) is a DIN-rail mountable, three-phase smart energy meter designed for industrial and commercial use. It offers real-time voltage and current monitoring via WiFi and LAN without requiring a hub, supports solar/net metering, and logs up to 60 days of detailed energy data. Compatible with major voice assistants and smart home platforms, it empowers professionals to optimize energy consumption with precision and ease.

## 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

Review: Reliable and Consumer Unit compatible - Reliable and Consumer Unit compatible. Fitted multiple units and have had perfect reliability and good accuracy for last 6 months.
Review: Perfect with Home Assistant - Love this product and it’s perfectly complimented when added to Home Assistant. I now regularly check out my energy consumption via my HA Dashboard. Had these installed in their own mini consumer unit next to my main one with room to add more in the future.

## Features

- 𝗔𝗱𝘃𝗮𝗻𝗰𝗲𝗱 𝗘𝗻𝗲𝗿𝗴𝘆 𝗠𝗼𝗻𝗶𝘁𝗼𝗿𝗶𝗻𝗴: Tracks accumulated energy, instantaneous voltage, current, active, and apparent power per phase/channel with 4-quadrant measurement - 𝗻𝗼 𝘀𝘄𝗶𝘁𝗰𝗵𝗶𝗻𝗴 capability included
- 𝗧𝗵𝗿𝗲𝗲-𝗣𝗵𝗮𝘀𝗲 𝗘𝗻𝗲𝗿𝗴𝘆 𝗠𝗲𝘁𝗲𝗿: Designed for industrial and commercial installations, mounts on a DIN rail and handles large-scale three-phase systems
- 𝗣𝗿𝗲𝗰𝗶𝘀𝗲 𝗠𝗲𝗮𝘀𝘂𝗿𝗲𝗺𝗲𝗻𝘁𝘀 & 𝗗𝗮𝘁𝗮 𝗟𝗼𝗴𝗴𝗶𝗻𝗴: Measures 100–260 V and up to 120 A per phase, with built-in memory to store up to 60 days of detailed energy data
- 𝗟𝗔𝗡 & 𝗪𝗶-𝗙𝗶 𝗢𝗽𝗲𝗿𝗮𝘁𝗲𝗱 + 𝗤𝘂𝗶𝗰𝗸 𝗦𝗲𝘁𝘂𝗽: Full control via LAN and Wi-Fi networks; Bluetooth included for easy device inclusion and setup
- 𝗦𝗺𝗮𝗿𝘁 𝗖𝗼𝗻𝘁𝗿𝗼𝗹 & 𝗦𝗰𝗵𝗲𝗱𝘂𝗹𝗶𝗻𝗴: Use the Shelly Smart Control app or voice assistants like Alexa, Google Home, or SmartThings to set timers, create scenes, and automate your home - 𝗻𝗼 𝗵𝘂𝗯 𝗿𝗲𝗾𝘂𝗶𝗿𝗲𝗱

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BVKZ4NGM |
| Are Batteries Included | No |
| Brand | Shelly |
| Colour | White |
| Customer Reviews | 4.7 4.7 out of 5 stars (2,673) |
| Date First Available | 18 Feb. 2023 |
| Guaranteed software updates until | unknown |
| Item Weight | 62 g |
| Item model number | 3800235268100 |
| Lithium Battery Weight | 62 Grams |
| Manufacturer | Shelly Europe |
| Product Dimensions | 6.9 x 1.9 x 9.4 cm; 62 g |
| Wattage | 31200 watts |

## Product Details

- **Connector type:** Clamp
- **Contact material:** Steel
- **Contact type:** Normally Open
- **Current rating:** 120 Amps
- **Mounting type:** Surface 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)

## 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.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Reliable and Consumer Unit compatible
*by A***N on 28 December 2025*

Reliable and Consumer Unit compatible. Fitted multiple units and have had perfect reliability and good accuracy for last 6 months.

### ⭐⭐⭐⭐⭐ Perfect with Home Assistant
*by J***M on 8 January 2026*

Love this product and it’s perfectly complimented when added to Home Assistant. I now regularly check out my energy consumption via my HA Dashboard. Had these installed in their own mini consumer unit next to my main one with room to add more in the future.

### ⭐⭐⭐⭐⭐ Fantastic works fab A1 smart meter
*by P***L on 4 January 2026*

A1 works fantastic ,great app to use for control working well with ecoflow stream .

## Frequently Bought Together

- 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
- Shelly H&T Gen3 White | Wi-Fi & Bluetooth Smart Temperature & Humidity Sensor with Remote App Control | Smart Scenes | LCD Display

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-03-11*