# Energy meter Shelly Pro 3EM 3-phase Wi‑Fi monitoring device for electrical consumption and load management

**URL:** https://aio.lv/en/product--shelly-217684--10489904
**Data updated:** 2026-02-12 21:57 (EET)
**Category:** Power Tools Accessories
**Manufacturer:** Shelly
**Manufacturer code:** 217684
**EAN:** 3800235268131
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 21.49 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 17.76 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--shelly-217684--10489904

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 10.07.2026 | free |
| Pickup points | 15.07.2026 | 1.99 EUR |
| Courier delivery to door | 15.07.2026 | 4.99 EUR |

## Summary description

Shelly Pro 3EM is a 3-phase energy meter with Wi‑Fi connectivity designed for monitoring electrical consumption and managing loads in residential and commercial installations. It measures three-phase voltages and currents, provides real-time data and historical usage, supports remote access and alerts, and integrates with automation systems for efficient energy control and billing.

## Long description

Shelly Pro 3EM is a three-phase energy meter with Wi‑Fi connectivity designed for monitoring electrical consumption and managing loads in residential and commercial installations. The device measures voltages and currents on all three phases, calculates active and apparent power, and provides real‑time and historical usage data via a web interface and compatible automation platforms. Its compact DIN‑rail form factor and direct integration options enable installation inside distribution boards for centralized energy oversight and load balancing.
Advantages
The Shelly Pro 3EM offers simultaneous measurement of three-phase voltages and currents with high update frequency, enabling accurate power and energy readings. Built‑in Wi‑Fi connectivity allows remote monitoring and configuration without additional gateways. The device supports alerts and threshold-based notifications, integration with common home and building automation systems, and local data logging for historical analysis. Its design fits standard electrical panels and supports straightforward wiring for three-phase systems.
Suitable for
Residential multi‑phase houses and apartments with three-phase supply
Commercial premises requiring consumption monitoring and billing transparency
Small industrial installations and workshops for load management
Building automation systems seeking real‑time energy data integration
Key specifications
Measurement: three‑phase voltage and current monitoring
Power metrics: active and apparent power calculation and energy accumulation
Connectivity: Wi‑Fi for remote access and integration with automation platforms
Form factor: DIN‑rail mount suitable for electrical distribution boards
Data features: real‑time measurements, historical data logging, and threshold alerts
Installation: direct connection to three‑phase lines with standard wiring practices
How to use
Install the Shelly Pro 3EM inside a compatible distribution board on a DIN rail and connect the three phase conductors and neutral according to the wiring diagram supplied by the manufacturer. After powering the device, use the web interface or the Shelly configuration app to connect the meter to the local Wi‑Fi network, set measurement intervals, and configure thresholds or notifications. Integrate the meter with your home or building automation platform using supported APIs or protocols to view real‑time data and historical consumption. Verify current and voltage readings after installation and adjust settings for data retention and alerting as needed.
Usage recommendations
Perform installation and wiring only by a qualified electrician and follow local electrical codes. Place the meter in an environment within the specified temperature and humidity ranges, protect it from direct water exposure, and ensure secure Wi‑Fi connectivity for reliable remote monitoring and data synchronization.

## FAQ

### How much does the Shelly Pro 3EM 3-phase energy meter cost, and is it available for purchase?

The price is 21.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 734 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 10.07.2026 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/10489904/59810714_large.webp