---
product_id: 565932757
title: "Shelly Pro 3EM Switch Add-On | Add-On for Pro 3EM with Potential-Free Contacts 2A | DIN Rail Mounting | Contactor Control | Home Automation | iOS Android App | No Hub Required"
brand: "shelly"
price: "₱4190"
currency: PHP
in_stock: true
category: "Shelly"
url: https://www.desertcart.ph/products/565932757-shelly-pro-3em-switch-add-on-add-on-for-pro
store_origin: PH
region: Philippines
---

# 2A potential-free contact load control App & voice assistant remote control DIN rail mounting for seamless integration Shelly Pro 3EM Switch Add-On | Add-On for Pro 3EM with Potential-Free Contacts 2A | DIN Rail Mounting | Contactor Control | Home Automation | iOS Android App | No Hub Required

**Brand:** shelly
**Price:** ₱4190
**Availability:** ✅ In Stock

## Summary

> ⚡ Upgrade your smart home control—because your power deserves precision.

## Quick Answers

- **What is this?** Shelly Pro 3EM Switch Add-On | Add-On for Pro 3EM with Potential-Free Contacts 2A | DIN Rail Mounting | Contactor Control | Home Automation | iOS Android App | No Hub Required by shelly
- **How much does it cost?** ₱4190 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.ph](https://www.desertcart.ph/products/565932757-shelly-pro-3em-switch-add-on-add-on-for-pro)

## 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

- • **Universal Compatibility:** Works flawlessly with Shelly Pro 3EM using 3.3V or 12V direct power supply.
- • **Compact & Durable Design:** Sleek DIN rail mount with stainless steel contacts built to last.
- • **Effortless Remote Control:** Manage your home devices anytime via Shelly Smart Control app or Alexa, Google Home, SmartThings.
- • **Precision Load Management:** Automate device and solar load shutdowns with pinpoint accuracy.
- • **Flexible Scheduling & Automation:** Create custom timers and smart scenes to fit your dynamic lifestyle.

## Overview

The Shelly Pro 3EM Switch Add-On enhances your Shelly Pro 3EM system by adding potential-free contact switching with up to 2A load capacity. Designed for DIN rail mounting, it supports 3.3V or 12V power directly from the main device and enables remote control via app and voice assistants without a hub. Perfect for automating load shutdowns, solar/battery management, and creating personalized smart home schedules.

## Description

Electro-insulated switch to extend the functions of the Shelly Pro 3EM device. Allows more flexible control and monitoring of consumption. *Only compatible with the Shelly Pro 3EM. Key Features Potential-free contacts Can be mounted on DIN rail. *Only compatible with the Shelly Pro 3EM.

## Features

- Precise switching: adds switching options to the Shelly Pro 3EM to automate load shutdowns, device shutdowns and solar/battery management
- The perfect money: installed next to the Shelly Pro 3EM and works with 3.3 V or 12 V, which are provided directly from the device
- Power suppress: controls external loads with potential-free contacts that can be loaded with up to 240 V AC or 30 V DC and a maximum current of 2 A
- Control your devices from anywhere with the Shelly Smart Control app or voice assistants such as Alexa, Google Home and SmartThings – no matter how much you need
- Zonal and timer: Create individual timers and schedules or automate your home with smart scenes

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0C718B37C |
| Best Sellers Rank | #108,672 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #234 in Home Automation Hubs & Controllers |
| Brand Name | Shelly |
| Color | white |
| Connector Type | Screw |
| Contact Material | Steel |
| Contact Type | Work Contact |
| Control Method | App |
| Control Type | Remote |
| Customer Reviews | 4.6 4.6 out of 5 stars (66) |
| EU Spare Part Availability Duration | 5 Years |
| Global Trade Identification Number | 03800235268131 |
| International Protection Rating | IP00 |
| Item Dimensions | 9.4 x 1.9 x 6.9 centimeters |
| Item Weight | 20 Grams |
| Manufacturer | Shelly |
| Material Type | Stainless Steel |
| Model | 3800235268131 |
| Mounting Type | DIN rail mounting |
| Number of Items | 1 |
| Part Number | Shelly_Pro_Add |
| Specification Met | RoHS |
| Switch Type | Connected switch |
| Unit Count | 1 Count |
| Upper Temperature Rating | 40 Degrees Celsius |
| Wattage | 1 |

## Product Details

- **Brand:** Shelly
- **Connector type:** Screw
- **Contact type:** Work Contact
- **Material:** Stainless Steel
- **Switch type:** Connected switch

## Images

![Shelly Pro 3EM Switch Add-On | Add-On for Pro 3EM with Potential-Free Contacts 2A | DIN Rail Mounting | Contactor Control | Home Automation | iOS Android App | No Hub Required - Image 1](https://m.media-amazon.com/images/I/714nLkRns4L.jpg)

## Available Options

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

## Frequently Bought Together

- Shelly Pro 3EM Switch Add-On | Add-On Pro 3EM Dry Contacts DIN Rail Mounting | Home Automation | iOS Android app | No Hub Required | Solar Panels | Wind Turbines
- 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 H&T Gen3 White | Wi-Fi & Bluetooth Smart Temperature & Humidity Sensor with Remote App Control | Smart Scenes | LCD Display

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**Shop now:** [https://www.desertcart.ph/products/565932757-shelly-pro-3em-switch-add-on-add-on-for-pro](https://www.desertcart.ph/products/565932757-shelly-pro-3em-switch-add-on-add-on-for-pro)

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*Product available on Desertcart Philippines*
*Store origin: PH*
*Last updated: 2026-06-22*