--- product_id: 604996448 title: "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" brand: "shelly" price: "₱3848" currency: PHP in_stock: true category: "Shelly" url: https://www.desertcart.ph/products/604996448-shelly-pro-3em-switch-add-on-add-on-pro-3em store_origin: PH region: Philippines --- # 3-phase energy monitoring App control, no hub needed Dry contact switch integration 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 **Brand:** shelly **Price:** ₱3848 **Availability:** ✅ In Stock ## Summary > ⚡ Empower your energy, automate your future! ## Quick Answers - **What is this?** 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 by shelly - **How much does it cost?** ₱3848 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/604996448-shelly-pro-3em-switch-add-on-add-on-pro-3em) ## 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 - • **PV System Balancing:** Turn surplus renewable energy into action by powering appliances like EV chargers or water heaters. - • **Smart Load Shedding:** Automatically optimize energy use from solar and wind sources to cut costs and carbon footprint. - • **Rock-Solid Reliability:** Backed by a 5-year warranty and professional support from a top IoT innovator. - • **Seamless 3-Phase Control:** Extend your Shelly Pro 3EM with isolated dry contacts for ultimate device management. - • **Hub-Free Smart Automation:** Control everything remotely via iOS/Android app—no extra hub required for instant setup. ## Overview The Shelly Pro 3EM Switch Add-On is a DIN rail-mounted, electrically isolated dry contact switch designed to expand the capabilities of the Shelly Pro 3EM energy meter. It enables smart load shedding and PV system balancing by automatically controlling connected devices based on real-time energy data from solar panels and wind turbines. Compatible with iOS and Android apps, it requires no hub and comes with a 5-year warranty, making it a reliable choice for professional-grade home and industrial energy automation. ## Description desertcart.com: 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 : Industrial & Scientific ## Features - The Shelly Pro 3EM Switch Add-On is an add-on for Shelly Pro 3EM. An electrically isolated switch that extends the functions of your Shelly Pro 3EM device. With this add-on, you can easily control contactors and other electrical devices, giving you more flexibility and control over your consumption. - Load shedding - Keep track of how much energy your solar panels and wind turbines are generating and save effortlessly by controlling your consumption with the Shelly Pro 3EM add-on. Connect the Shelly Pro add-on to your devices and use Shelly Pro 3EM's real-time information on how much energy has been generated and consumed. When you need to save energy. - PV system balancing - If your PV system is producing more energy than your home is consuming, the Shelly Pro 3EM add-on can automatically activate devices to use it. For example, you can set it to turn on your water heater, electric vehicle charging station or other energy-intensive appliances. - Shelly Customer Service - Shelly is one of the fastest-growing IoT brands in the world with devices, providing solutions for the automation of private homes, buildings and businesses. We provide our customers with professional support and a 5 years device warranty. - Shelly Smart Control App will help you control your Shelly devices remotely and will send notifications for all automated events in your home. You can easily configure devices and manage their settings individually, or you can create personalized scenes by combining Shelly devices to trigger certain actions in your home automation. ## Technical Specifications | Specification | Value | |---------------|-------| | ASIN | B0C718B37C | | Best Sellers Rank | #36,836 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #6 in Industrial Power Meters | | Brand Name | Shelly | | Customer Reviews | 4.6 4.6 out of 5 stars (89) | | EU Spare Part Availability Duration | 5 years | | Global Trade Identification Number | 03800235268131 | | Included Components | 1 pack | | Item Dimensions | 3.7 x 0.75 x 2.72 inches | | Item Weight | 20 g | | Manufacturer | Shelly Europe | | Material Type | Plastic | | Model | Shelly_Pro_Add | | Part Number | 3800235268131 | | Smart Home Compatibility | Smart Home Compatible | | Unit Count | 1 Count | | Warranty Description | 5 year manufacturer | ## Product Details - **Brand:** Shelly - **EU Spare Part Availability Duration:** 5 years - **Item Weight:** 20 g - **Item dimensions L x W x H:** 3.7 x 0.75 x 2.72 inches - **Material:** Plastic ## Images ![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 - Image 1](https://m.media-amazon.com/images/I/714nLkRns4L.jpg) ![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 - Image 2](https://m.media-amazon.com/images/I/81iq0IO6iOL.jpg) ![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 - Image 3](https://m.media-amazon.com/images/I/71BO1pq3ehL.jpg) ![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 - Image 4](https://m.media-amazon.com/images/I/8190vflWwTL.jpg) ![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 - Image 5](https://m.media-amazon.com/images/I/91KqnU4FLEL.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 --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.ph/products/604996448-shelly-pro-3em-switch-add-on-add-on-pro-3em](https://www.desertcart.ph/products/604996448-shelly-pro-3em-switch-add-on-add-on-pro-3em) --- *Product available on Desertcart Philippines* *Store origin: PH* *Last updated: 2026-07-28*