# Smart relay Shelly Pro 3 Black 48A 110-240V Wi-Fi

**URL:** https://aio.lv/en/product--shelly-shellypro3--5056877
**Data updated:** 2025-12-30 05:54 (EET)
**Category:** Home Automation
**Manufacturer:** Shelly
**Manufacturer code:** Shelly\_Pro3
**EAN:** 3800235268094
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 66.49 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 54.95 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--shelly-shellypro3--5056877

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 01.07.2026 | free |
| Pickup points | 06.07.2026 | 1.99 EUR |
| Courier delivery to door | 06.07.2026 | 4.99 EUR |

## Summary description

The Shelly Pro 3 is a smart relay designed for efficient control of electrical devices. It supports Wi-Fi standards 802.11b/g/n and operates on AC input voltage of 110-240V. With a maximum current of 48A and compact dimensions of 59x53x96mm, it offers reliable performance for various applications.

## Long description

Shelly Pro 3 is a DIN rail mountable 3-channel smart relay with potential-free contacts, designed to switch three independent circuits — including 3-phase installations. It supports Wi‑Fi (802.11 b/g/n) connectivity and can operate standalone on a local Wi‑Fi network or be integrated with cloud home automation services. The device features an embedded web interface for remote access, control and settings adjustment when connected to a Wi‑Fi router and the Internet.
Advantages
The Shelly Pro 3 provides three potential-free channels in a compact DIN-rail housing, allowing separate switching of multiple loads with a total maximum current capacity of 48 A. With gen2 firmware features and LAN/Wi‑Fi connectivity it offers flexible integration options for professional installations. An embedded web interface enables remote monitoring and control without additional software.
Suitable for
Switching and automation of lighting circuits
Control of motors, pumps and heating zones in 3-phase or single-phase systems
Integration into residential and commercial automation systems
Professional electrical panels on DIN rail
Key specifications
Brand: Shelly
Model: Pro 3 (Shelly\_Pro3, EAN 3800235268094)
Type: 3-channel smart relay with potential-free contacts
Mounting: DIN rail
Input voltage: AC 110–240 V
Wireless: Wi‑Fi 802.11 b/g/n
Maximum current: 48 A (combined/per channel depending on wiring and installation)
Dimensions: 59 × 53 × 96 mm
How to use
Mount the Shelly Pro 3 on a standard DIN rail inside the electrical cabinet and wire the three potential-free contacts to the loads following local electrical codes. Connect the device to the local Wi‑Fi network using the embedded web interface or the Shelly setup procedure. Configure channels, schedules and automation rules via the web interface or through compatible cloud/home automation services. Ensure the device stays within Wi‑Fi coverage and has a stable Internet connection for remote control.
Usage recommendations
Install and configure the device only by a qualified electrician. Verify load ratings and wiring schemes to match the 48 A specification and follow local regulations. For critical or high-current 3-phase installations consider centralized protective devices and professional system design.

## Specifications

| Feature | Value |
|---|---|
| Dimensions (WxDxH) | 59 x 53 x 96 |
| Wi-Fi standards | 802.11b, 802.11g, Wi-Fi 4 (802.11n) |
| Power consumption (typical) | 3 W |
| Security algorithms | HTTPS |
| Operating temperature (T-T) | -20 - 40 |
| LED indicators | Y |
| Product colour | Black |
| Frequency band | 2.412 – 2.472 |
| Overload protection | No |
| Bluetooth | Yes |
| Channels quantity | 3 channels |
| Ethernet LAN (RJ-45) ports | 1 |
| Overheat protection | Yes |
| Maximum current | 48 A |
| Wi-Fi | Yes |
| Remotely operated | Yes |
| DC voltage range | 30 |
| AC input frequency | 50 - 60 |
| AC input voltage | 110 - 240 |
| Maximum indoor range | 30 m |
| Sunrise/sunset time | Yes |
| DIN rail mounting | Yes |
| Contact current capacity | 16 A |
| Product type | Smart relay |
| Transmitting power | 13.35 dBmW |
| AC output voltage | 240 |
| Wi-Fi frequency | 2.4 GHz |
| Weekly schedule | Yes |
| Intelligent On/Off | Yes |
| Scripts supported | Yes |
| Webhooks (URL actions) | Yes |

## FAQ

### How much does the Smart relay Shelly Pro 3 cost, and is it available for purchase?

The price is 66.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 814 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 01.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Shelly products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Shelly service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/5056877/64642959_large.webp