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  Efergy e2 wireless energy monitor with reports & Software

Efergy e2 wireless energy monitor
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AP's Price: $119.95

Quantity in Stock:16

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3-Phase Option
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Description Technical Specs & Downloads
Product Details

The Efergy e2 will tell you what you need to know about your energy use so you can reduce, adapt and save money.

The e2 is the latest development in wireless electricity monitors.  It provides all of the features and benefits of our elite model and also allows you to download your energy consumption data to your PC.  This makes it very easy to track your energy usage and the impact of the changes you make on your consumption and electricity bill.  
The memory function stores your energy data so you can view it by day, week or month or as an average.   You can even view hourly data over the previous eight months.   The e2 also tracks your CO2 emissions, calculating the carbon footprint generated by your electricity usage.  

All of this easily accessible information will help you to determine how best to reduce your energy use so you can start saving energy and money straight away.

The e2 is a must have for contractors, commercial buildings and homeowners alike to test the kW usage for generator sizing, electricity usage and measure your carbon footprint.

The e2 also monitors your carbon dioxide emissions allowing you to determine your carbon footprint from your electricity monitor or your computer.

  • Track energy usage on your PC
  • Determine your carbon footprint
  • New display - even easier to use
  • Memory function
  • Hourly, daily, weekly, monthly and average data
  • Up to 4 tariff settings
  • Easy to use software.
  • Simple to install, easy to use
  • Comes with 2ea clamp-on CT's rated up 200 Amps


  • Download your data to your PC
  • View graphs of your energy use and track changes
  • Memory function
  • Hourly, daily, weekly, monthly and average data
  • Simple to install
  • Easy to use

Track it all on your computer

The e2 allows you to view your energy consumption data on your PC making it easy to track your changes over time. Simple graphs like the one below show your electricity use in kilowatts, carbon.  View the patterns in hours, days, weeks or months.  Understand your energy usage better by tracking the highs, lows and changes.


  • Frequency: 433.52MHz
  • Transmission Time: 6s, 12s, or 18s
  • Transmission Range: 40m-70m
  • Sensor Voltage Range: 110V-300V
  • Measuring Current: 50mA - 200A
  • Accuracy: <8%
  • Memory: 64K
  • Power: 3xAAA batteries
  • Certification: ETL Listed

  • Energy Saving Toolkit

    At Efergy we’re serious about helping you to save energy.  Our Energy Saving toolkit gives you simple advice on how you can save energy throughout your home.


    A battery powered wireless display unit. 
    A battery powered wireless transmitter. 
    2 current transformer clips (sensors). 

    This unit includes two transformers clips so you can monitor 110/120 and 220/240 volt units.  You can also have a three phase unit with three transformers.  See Product Options above.  Wireless transmitting distance is up to 120 feet.  If transmitter needs to be placed inside the metal electric box the distance will be reduced.
    This unit will sense current as low as 50 milliamps, so ghost current will be detected.

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