Uploaded April 2026 | Updated September 2026, 2 weeks ago

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Build your own Smart Grid IoT System using Arduino UNO R4 WiFi and monitor electrical parameters in real time.

Read more: circuitdigest.com/microcontroller-projects/smart-grid-iot-using-arduino-uno-r4

This project uses the PZEM-004T energy meter to measure voltage, current, power, and energy consumption, with live data displayed on an OLED and uploaded to the cloud for remote monitoring.

#smartgrid #energymonitoring #iotprojects #ArduinoUnoR4 #circuitdigest #realtime
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