Smart Power Monitoring Solution

A real-time energy monitoring system that provides detailed metrics about power consumption and quality. Built using ESP32 and PZEM-004T.

ESP32 Energy Monitor Device

Key Features

Real-time Power Monitoring

Track voltage, current, power, energy, frequency, and power factor in real-time

Battery Status Tracking

Monitor battery health and charging status with detailed metrics

Power Quality Analysis

Advanced electrical metrics and power quality monitoring

System Components

Hardware

  • • ESP32 microcontroller
  • • PZEM-004T energy meter modules
  • • 16A and 30A input support

Power System

  • • 3.6V 2600mAh Li-ion (18650)
  • • Charging module with boost converter
  • • Level shifters for communication

Mobile App

  • • Built with Flutter & Firebase
  • • Real-time data monitoring
  • • Secure authentication

Get the App

Download Android App

Install the companion app to monitor my ESP32 Energy Monitor device

Download APK v1.0.0

Want to Build Your Own?

Check out the project on GitHub for hardware schematics, source code, and build instructions

View Project View Demo with Generated Data View Demo with Custom Format for Esp32 energy Monitor