Shelly 3EM can be connected to any Wi-Fi network or can operate as an Access Point.

Control remotely

Control Shelly 3EM directly from your smartphone or tablet and manage its output from the Shelly Cloud app, MQTT, or Rest API.

Highly compatible

Shelly 3EM is compatible with both Android and iOS.

Overconsumption and over energy protection

Shelly 3EM will automatically turn off the whole circuit if consumption or energy reaches the set limit.

Sunrise/Sunset schedules

Automatically follow the sun and turn Shelly 3EM ON/OFF based on the sunrise and sunset hours.

Weekly schedules

Choose a time and create custom daily schedules for your Shelly 3EM.

Anti energy theft protection

Monitor real-time energy consumption for each phase and compare it to the neutral to know if someone is stealing electricity.

Monophase systems

Shelly 3ЕМ can also monitor monophase electrical systems with up to 3 points simultaneously.


The professional 3-phase energy meter.
Shelly 3EM can calculate 2-way consumption: produced and used energy for each of the three phases. The device can be configured to measure three separate points of a mono-phase electrical system and measure each of them separately.




  • Anti energy theft protection
  • Overconsumption and over energy protection
  • It can be integrated to work with all other Shelly devices.
Power supply AC 110-230V ±10%, 50/60Hz
Power supply DC No
Contactor Control Yes – max 10A
Roller shutter mode No
Device temperature protection No
Overload protection No
Power measurement Yes
In Box Included 3x Current Transformers 120A
Channels 3 Channel
Operational temperature -40 to + 40 °C
Device power consumption < 1 W
Intelligent On/Off Yes
Local and remote control Yes
Sunrise/Sunset Yes
Weekly Schedule Yes
UL Listed option No
Wireless/WiFi Protocol 802.11 b/g/n
Radiofrequency 2400 – 2500 MHz
Radio signal power 1mW
Range up to 50 m outdoors and up to 30 m indoors (depending on the building materials)

73 mm x 57 mm x 22 mm



Made in Bulgaria

2 Years warranty

Utilizes closed network - Static IP

Includes shipping

Bulk Purchase discount available

Estimate shipping time: 8-12 Weeks


Review and Guides: https://www.youtube.com/watch?v=kDIK0BP4Xss 


Shelly 3EM