
The Shelly Pro 3 is a three-channel switching module designed for DIN rail mounting, making it the ideal choice for home and commercial automation. With Wi-Fi, LAN and Bluetooth support, the Shelly Pro 3 offers reliable and flexible connectivity to control lighting, appliances and other devices on three independent circuits. Potential-free (dry) contacts ensure universal compatibility with a variety of systems, whether for low- or high-voltage applications. With the mjS scripting feature, you can create advanced automation scenes and customize the behavior of the device to your exact needs. The Shelly Pro 3 switch is equipped with overload, overvoltage and overtemperature protection, ensuring safe and long-lasting operation. The module can be easily integrated with platforms such as Home Assistant or the voice assistants Amazon Alexa and Google Assistant. Shelly Pro 3 brings the power, reliability and smart control of three independent circuits directly into your control cabinet.

The Shelly Pro 3 switch offers Wi-Fi, LAN and Bluetooth support, providing reliable and flexible connectivity in any environment. Wi-Fi connectivity enables wireless communication, while LAN provides stability and security for more demanding applications. Bluetooth also makes it easy to quickly pair and configure devices. This combination of connectivity gives you maximum control and flexibility when integrating Shelly Pro 3 into your smart home or commercial space where you need to control three independent circuits reliably and efficiently.

The Shelly Pro 3 features two potential-free (dry) contacts that allow control of devices with different voltages - from low-voltage to high-voltage applications. This flexibility allows a wide range of applications, for example for controlling lighting, electric gates, fans or low-voltage systems such as alarms and control units. With three independent switching circuits, you have full control over different types of electrical equipment simultaneously, ensuring maximum compatibility and versatility within the smart home and more demanding industrial installations.

The Shelly Pro 3 series introduces a revolutionary "virtual components" feature that changes the way you manage and control devices from different manufacturers. With Shelly Smart Control, you can create virtual devices that make it easy to integrate other brands into a single control system. With this feature, you can control all smart devices, regardless of their origin, from one clear interface.

The Shelly Pro 3 switch delivers maximum convenience and flexibility by supporting voice assistants such as Amazon Alexa and Google Assistant, which allow you to control your device using voice commands. In addition, it offers advanced automation capabilities with MQTT, Webhooks, HTTPS and mjS scripting, making it an ideal choice for smart homes and commercial spaces. These technologies allow you to create complex scenarios such as automatic lighting control, blind synchronization, fan triggering or integration with smart home systems such as Home Assistant or Node-RED.

Shelly Pro 3 is designed with professional installations in mind, making it ideal for DIN rail mounting in electrical cabinets. This practical design allows easy and quick integration into homes and commercial spaces where centralized device control is needed. The robust design ensures reliable operation and long life, making Shelly Pro 3 the ideal solution for modern automation and electrical systems management.


The Shelly Pro 3 switch offers a versatile solution for home and commercial automation with the ability to control three independent circuits. You can use it to control lights, fans, irrigation systems or other electrical appliances. With support for advanced automation features, it allows you to create complex scenes, such as "Morning", which triggers lighting and selected devices, or "Leaving Home", which turns off all devices and activates the security system. Shelly Pro 2 is also the ideal choice for commercial applications, like offices, hotels or industrial installations, where it can control synchronized systems, increase operational efficiency and offer centralised control with Wi-Fi support, LAN and mjS scripting.

The Shelly Smart Control app is the perfect tool for managing Shelly Pro 3 and other devices in your smart home or commercial space. It allows you to easily monitor and control all independent switching circuits, set up network connections and create advanced automation. The intuitive interface makes configuring the device fast and convenient, whether you're at home, in the office, or on the go. The app supports unified control of all elements of the Shelly ecosystem, ensuring efficient management and centralized control of the entire smart infrastructure from a single, clear interface.
Shelly Group LLc., : 51 Cherni Vrah Blvd., building 3, floor 2 and 3, 1407 Sofia, Bulgaria, [email protected] , +359 2 957 1249
Specifications can be changed without notice. Images are for illustrative purposes only.