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.

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

Fully operational. Shipping worldwide, on schedule.Duty & taxes paid at delivery

Help Track order

Account Cart

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

Details

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

⚡120A max current clamp

🌐Wi-Fi & LAN dual connectivity

📊60 days data logging @1-min intervals

Description

⚡ Empower your energy IQ with Shelly Pro 3EM — Smart, precise, and solar-ready!

DATA DRIVEN EFFICIENCY - Store and analyze 60 days of real-time energy data to optimize your home or business energy use
PRECISION POWER TRACKING - 1% accuracy on voltage, current & power per phase for crystal-clear energy insights
ROBUST INDUSTRIAL DESIGN - DIN-rail mountable with CE & UKCA certification plus overheating protection for peace of mind
PLUG PLAY SMART CONTROL - No hub needed—connect via Wi-Fi, LAN, or Bluetooth and automate with Alexa, Google, or SmartThings
SEAMLESS SOLAR INTEGRATION - Two-way metering to monitor both energy consumption and solar export effortlessly

The Shelly Pro 3EM (120A) is a professional-grade, three-phase smart energy meter designed for DIN-rail mounting. It delivers 1% accurate real-time monitoring of voltage, current, and power across three phases, supports 60 days of detailed data logging, and enables two-way solar net metering. With versatile connectivity options including Wi-Fi, LAN, and Bluetooth, it requires no hub and integrates seamlessly with popular voice assistants and smart home platforms. Certified for safety and built for industrial reliability, it’s the ultimate tool for energy-conscious professionals aiming to optimize consumption and automate smart energy management.

Specifications

ASIN	B0BVKZ4NGM
Best Sellers Rank	1,379 in Business, Industry & Science ( See Top 100 in Business, Industry & Science ) 2 in Solar & Wind Energy Power Meters
Brand	Shelly
Connector Type	Clamp
Contact Current Rating	120 Amps
Contact Material	Steel
Contact Type	Normally Open
Current Rating	120 Amps
Customer Reviews	4.7 4.7 out of 5 stars (2,454)
EU Spare Part Availability Duration	5 Years
Included Components	1x Shelly Pro 3EM 120A
Item Weight	62 Grams
Manufacturer	Shelly Europe
Manufacturer Part Number	810
Model Number	3800235268100
Mounting Type	DIN Rail Mount
Number of Items	1
Number of Packs	1
Operation Mode	Automatic
Product Warranty	2 year manufacturer
Specification Met	RoHS
Unit Count	1.0 count
Upper Temperature Rating	40 Degrees Celsius
Wattage	31200 watts

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.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Fatima A.

Best international shipping I've ever tried. Worth every penny!

3 days ago

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

View all Trustpilot reviews

Shop Global, Save with Desertcart

Value for Money

Competitive prices on a vast range of products

Shop Globally

Serving millions of shoppers across more than 100 countries

Enhanced Protection

Trusted payment options loved by worldwide shoppers

Customer Assurance

Trusted payment options loved by worldwide shoppers.

Desertcart App

Shop on the go, anytime, anywhere.

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Yusuf A.

Fantastic experience overall. Will recommend to friends and family.

1 month ago

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

View all Trustpilot reviews