My Shelly Pro 3EM fails to connect. What should I do?

Make sure to you are entering correctly the SSID name and password. Upper/lowercases must be respected. Make sure to allow all permissions for the app, including precise location. For further support, use support.shelly.cloud

How do I install Shelly Pro 3EM?

All Shelly Pro devices are DIN-mountable inside the breaker box. Check the wiring diagram in our User & Safety guide or see our installation video for further support.

My Shelly Pro 3EM shows incorrect/inaccurate readings. What should I do?

Wrong measurements are usually due to incorrect wiring. Check that CT transformers are properly positioned, each phase is connected to the correct port, and each CT matches the right phase and device port.

Does Shelly Pro 3EM require a neutral wire?

Yes, a neutral wire is mandatory.

Can I use 50A clamp for Shelly Pro 3EM?

No, you can only use Shelly Pro 3EM with 120 A CTs and each transformer is calibrated for the specific device port. We do not recommend using different brands as it can result in wrong measurements.

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Shelly Pro 3EM (120A) - WiFi & LAN 3-phase Smart Energy Meter, DIN-rail mountable, Real-time Voltage Amps Monitoring via App, No Hub Required, Solar/Net Metering, Class B Active Energy, PV systems

Shelly Pro 3EM (120A) - WiFi & LAN 3-phase Smart Energy Meter, DIN-rail mountable, Real-time Voltage Amps Monitoring via App, No Hub Required, Solar/Net Metering, Class B Active Energy, PV systems

Product ID: 517446550

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Details

Connector type
Screw
Contact material
Steel
Contact type
Normally Open
Current rating
120 Amps
Mounting type
DIN Rail Mount

⚡120A per phase max current

📊60 days detailed data logging

📶WiFi & LAN dual connectivity

Description

⚡ Power your smart future with precision and ease!

PLUG PLAY SMART CONTROL - Quick setup with app and voice assistant integration (Alexa, Google Home)
SEAMLESS DUAL CONNECTIVITY - Control and monitor via WiFi, LAN, or Bluetooth—no hub needed
SOLAR NET METERING READY - Optimized for PV systems with 4-quadrant measurement for energy export/import
DATA DRIVEN ENERGY INSIGHTS - Stores 60 days of granular voltage, current & power data for smart decisions
INDUSTRIAL GRADE 3 PHASE POWER - Handles up to 120A per phase for robust commercial setups

The ShellyPro 3EM (120A) is a DIN-rail mountable, three-phase smart energy meter designed for industrial and commercial use. It offers real-time monitoring of voltage, current, and power per phase with up to 120A capacity, supports WiFi, LAN, and Bluetooth connectivity without requiring a hub, and stores up to 60 days of detailed energy data. Compatible with solar and net metering systems, it integrates seamlessly with popular voice assistants for smart scheduling and automation.

Common Questions

Are the products genuine and authentic?+

Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

How long does delivery take and is it reliable?+

Delivery times vary by destination country, typically ranging from 3-9 business days. Each order is fully trackable through our system. We handle all customs clearance and use reliable courier partners for last-mile delivery. You'll receive regular updates about your order status via email and our app.

What is Desertcart? Is it safe to order from?+

Desertcart is an international e-commerce platform operating since 2014. We securely process thousands of orders globally each day. Every product goes through our quality verification process before delivery, and we provide end-to-end order tracking, 24/7 customer support, and a comprehensive returns policy to ensure a safe shopping experience.

How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

Farhan Q.

The delivery time was excellent, and the packaging was secure.

2 months ago

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Very impressed with the quality and fast delivery. Will shop here again.

4 days ago

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1012.39 DT

Duties & taxes incl.

Tunisiastore

Free Returns

30 daysfor PRO membership users

15 dayswithout membership

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TrustScore 4.5 | 7,300+ reviews

Ali H.

Fast shipping and excellent packaging. The Leatherman tool feels very premium and sturdy.

1 day ago

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

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Brand	Shelly
Product Dimensions	6.9 x 1.9 x 9.4 cm; 62 g
Item model number	3800235268100
Manufacturer	Shelly Europe
Colour	White
Wattage	31200 watts
Are Batteries Included	No
Lithium Battery Weight	62 g
Item Weight	62 g
Guaranteed software updates until	unknown

Shelly Pro 3EM (120A) - WiFi & LAN 3-phase Smart Energy Meter, DIN-rail mountable, Real-time Voltage Amps Monitoring via App, No Hub Required, Solar/Net Metering, Class B Active Energy, PV systems

Details

Description

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