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Shelly 3EM

Shelly 3EM

Regular price $199.00 AUD
Regular price Sale price $199.00 AUD
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WiFi-operated professional 3-phase energy meter with contactor control

Individually monitor the consumption of any of your home appliances, electric circuits and office equipment (lights, sockets, security systems, heating and cooling, etc.). Monitor consumption of your whole home or generated electricity from solar panels with a one of its kind WiFi-operated 3 phase energy meter with contactor control functionality.

  • Wi-Fi Connected

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

  • Power Supply

    Each phase of Shelly 3EM must be 110-230V ±10, 50/60Hz AC

  • Monophase Systems

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

  • Contactor Control

    Shelly 3EM has an integrated 10A relay output for contactor control.

  • Mobile App Control

    Turn Shelly 3EM on/off directly from your smartphone or tablet. You can manage Shelly 3EM’s output from the Shelly Cloud app, MQTT or Rest API.

  • Over-consumption and Excess-energy Protection

    Shelly 3EM can automatically notify and/or switch off the circuit if consumption or energy reaches the preset limit.

  • Embedded Web Server

    Turn on/off and monitor consumption directly from its interface without the need of any additional controller or hub, thanks to the embedded web server.

  • Sunrise/Sunset Schedules

    Shelly 3EM can automatically turn on/off the power based on sunrise/sunset times.

  • Weekly Scheduling

    Create custom daily schedules for your devices.



  • Power supply: 110-230V ±10, 50/60Hz AC
  • Power metering: 3 channels, up to 120A each
  • Contactor control: Maximum load 10A
  • Electrical consumption: < 1W
  • Includes 3 pcs of 120A clamp


  • Consumption history: 365 days built-in energy history (Wh)
  • Complies with EU standards• RE Directive 2014/53/EU
    • LVD 2014/35/EU
    • EMC 2004/108/WE
    • RoHS2 2011/65/UE
  • Working temperature: -40°C to +40°C
  • Additional features• Overpower shutdown
    • Consumption limit


  • Wireless/WiFi Protocol: 802.11 b/g/n (2.4 GHz)
  • Frequency: 2400 – 2484 MHz
  • Operational range (depending on local construction)• up to 50 m outdoors
    • up to 30 m indoors
  • Radio signal power: 1mW


  • (H x W x L)73 x 57 x 22 mm
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Compatible with:

Customer Reviews

Based on 2 reviews

Very quick shipping

Nathan Jones
Shelly 3 EM

Very happy with the device. Integration is simple and the cloud is seamless. Will be really useful for monitoring house and solar power and controlling the hot water service.