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$319.00 USD

Eyedro Business WiFi and Ethernet Electricity Monitor for 3-Phase

Business/Industrial energy meters for 3 phase – grid power and solar/net metering

The E5B-EW-E3-SUB is an easy-to-install, real-time business electricity monitor that will make your electricity usage easy to understand. Join thousands of customers already using Eyedro to keep an eye on their electricity use. You now have the choice of connecting by either Ethernet or WiFi, which gives you ultimate flexibility for all types of installation scenarios. Combined with the MyEyedro cloud service, Eyedro electricity monitors provide timely and actionable information that will help you monitor usage, identify problems, reduce waste, and ultimately spend less on electricity while working towards your company’s social responsibility targets.


  • See your electricity usage in real-time
  • Easy and non-invasive installation with split-core current sensors 
  • Directly monitors: V, A, Power Factor, W (true power)
  • Free monitoring via
  • Compatible with Eyedro 5A – 3000A current sensors
  • For 3-phase applications only
  • Directional Sensing
  • Connects via WiFi or Ethernet
  • Includes:
      • One (1) combination sensor/gateway module
      • One (1) 3m (10ft) Ethernet cable
      • One (1) 6V AC type A North American power adapter (or 220 – 240V, 50 Hz, Type C European style power adapter – please indicate requirement in order notes)
      • One (1) Quick Start guide


Current sensors compatible with the E5B-EW-E3-SUB energy monitor


*E5B-EW-E3-SUB is Eyedro’s energy monitoring system for 3-phase applications with both WiFi and Ethernet connectivity *No current sensors included – select the appropriate sensor size for your application:

Steel current sensors for business industrial applications (up to 3000A)

Flex sensor (1300A)

Flex sensor (2700A)

DISCOVER HOW MUCH MONEY YOUR ELECTRICITY IS COSTING YOU IN REAL-TIME:  see your usage change as you turn your devices on and off.

  • DIRECTIONAL SENSING, SOLAR READY: Can identify power consumed vs. power generated.
  • CUSTOMIZABLE RATE SETTINGS:  input your electricity rates to match your utility, match your bills to your MyEyedro report.
  • VIEW YOUR USAGE DATA IN Wh, $, A, V, PF, W (TRUE POWER):  MyEyedro is powerful cloud-based software that is included with your Eyedro hardware with no subscription fee.
  • ARE YOU A LANDLORD OR OWN A RENTAL UNIT?  You can track your tenants’ electricity usage, create custom reports and even share real-time usage information with your tenants

The Eyedro WiFi/Ethernet electricity monitor, model E5B-EW-E3-SUB, is perfect for monitoring electricity consumption or generation in any business (up to 3000A/600V).

Available current sensors

Real-Time Electricity Monitoring for Business

Why wait for your utility bill to arrive to find out how much you’ve consumed – with Eyedro’s electricity monitors you can see, in real-time, your electricity usage. Eyedro provides timely and actionable insights that allow you to stay on top of your electricity spend, making your electricity usage easy to understand. Eyedro business electricity monitors provide an easy and affordable way for business owners to monitor and track energy usage in real time, taking the surprise out of your utility bill.

Use Eyedro to:

  • Monitor your electricity consumption and stay on budget
  • Understand utility bills and measure improvements
  • Discover phantom power drains or peak power demand
  • Uncover your energy habits
  • LANDLORDS: monitor your tenants’ electricity usage, create custom reports, and share real-time data with your tenants!

MyEyedro Cloud Service

Eyedro and MyEyedro work together to measure, analyze, and store your electricity usage and cost information. With MyEyedro, your electricity data is automatically and securely stored in the cloud, so it’s ready when and where you need it most. MyEyedro presents your electricity data in ways that are engaging, informative, and easy to understand. See real-time electricity usage and gain access to many helpful features, including:

  • Responsive real-time graphs
  • Hourly/Daily/Weekly/Monthly cost estimates
  • Bill comparisons and estimates

Getting Started 1 – Connect Your Eyedro to Your WiFi Network (skip if connecting by Ethernet)

Eyedro WiFi Setup

Getting Started 2 – Install Eyedro Hardware

Installing Eyedro Current Sensors Installing Eyedro Modules 

Eyedro Business Products Guide

Getting Started 3 – MyEyedro Cloud Software

Add Your Eyedro to Your MyEyedro Account

MyEyedro Cloud Overview Video Tutorial

MyEyedro User Guide

Additional information

Weight1.0 kg
Dimensions20 × 18 × 8 cm
Connectivity Type

Wired Ethernet/WiFi (2.412 to 2.484 GHz)


For 3-phase power only


Eyedro 3-Phase Energy Monitor (Ethernet/WiFi).
Measures watt-hours, watts, amps, volts, power factor.
Includes 1 sensor module (3-ports), ethernet cable, power adapter. Sensors purchased separately.




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