DIY Home Energy Monitor & CT sensors explained

I took an ESP32 and a CT sensor to build an energy monitor for my home. And you can do it too! This was built using ESP32, Arduino, CT sensor, Emonlib, resistors, capacitor and a 3D printed case. 📋Technical details & source code on my blog: https://savjee.be/2019/07/Home-Energy... 🌍 Social Twitter:   / savjee   Facebook:   / savjee   Blog: https://savjee.be 💌 Newsletter: http://newsletter.savjee.be (no more than once a month) ❤️ Become a Simply Explained member:    / @simplyexplained  

Make this air quality monitor
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Make this air quality monitor

Build your own CT Clamp Power and Energy Monitor with ESPHome
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Build your own CT Clamp Power and Energy Monitor with ESPHome

Which Smart Energy Monitor Is Right For You? ShellyEM vs Sense
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Which Smart Energy Monitor Is Right For You? ShellyEM vs Sense

#321 7 Sensors tested: Measuring Current with Microcontrollers (Arduino, ESP32, ESP8266)
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#321 7 Sensors tested: Measuring Current with Microcontrollers (Arduino, ESP32, ESP8266)

The Role of CT Clamps - What they actually do when it comes to hybrid inverters and EV chargers.
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The Role of CT Clamps - What they actually do when it comes to hybrid inverters and EV chargers.

Smart Arduino Power Meter Using SCT-013 & ZMPT101B Sensor
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Smart Arduino Power Meter Using SCT-013 & ZMPT101B Sensor

DIY ESP32 AC Power Meter (with Home Assistant/Automation Integration)
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DIY ESP32 AC Power Meter (with Home Assistant/Automation Integration)

KinCony M16 Ethernet+ESP32+SD Card CT Clamp Energy Monitor for ESPHome
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KinCony M16 Ethernet+ESP32+SD Card CT Clamp Energy Monitor for ESPHome

#347 Measuring Mains Voltage, Current, and Power for Home Automation
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#347 Measuring Mains Voltage, Current, and Power for Home Automation

ESP32: Build Your Own Smart Home Sensor in 10 Minutes
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ESP32: Build Your Own Smart Home Sensor in 10 Minutes

Monitor Your Smart Homes Energy Usage with Home Assistant!
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Monitor Your Smart Homes Energy Usage with Home Assistant!

DIY Whole Home Power Monitoring with ESPHome & Home Assistant
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DIY Whole Home Power Monitoring with ESPHome & Home Assistant

Never Buy a Water Pump Again! A 65-Year-Old Plumber Made His Own Water Pump Using PVC Pipes | Update
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Never Buy a Water Pump Again! A 65-Year-Old Plumber Made His Own Water Pump Using PVC Pipes | Update

Arduino Home Energy Monitor using CT Clamp Current Sensor & ZMPT101B AC Voltage Sensor
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Arduino Home Energy Monitor using CT Clamp Current Sensor & ZMPT101B AC Voltage Sensor

This ESP32 project lowers your electricity bill! DIY Smart Energy Meter
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This ESP32 project lowers your electricity bill! DIY Smart Energy Meter

I Modified My Bicycle To Run Lightning Fast. Everyone Was Amazed!
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I Modified My Bicycle To Run Lightning Fast. Everyone Was Amazed!

IoT Smart Energy Meter Using ESP32 & Blynk 2.0
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IoT Smart Energy Meter Using ESP32 & Blynk 2.0

Build an IoT AC Energy Meter with PZEM-004T & ESP32 | Real-Time Web Dashboard
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Build an IoT AC Energy Meter with PZEM-004T & ESP32 | Real-Time Web Dashboard

Don’t Buy the Wrong ESP in 2026 - Ultimate ESP Comparison Guide
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Don’t Buy the Wrong ESP in 2026 - Ultimate ESP Comparison Guide

I Gave ChatGPT a Body
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I Gave ChatGPT a Body