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Transformerless Power Supply Circuit – Low Cost Design and Working

Simple Transformerless Power Supply 48v Using Capacitor

Introduction Transformerless Power Supply Circuit – Low Cost Design and Working In many electronic control systems, especially timer relay modules, one common and very cost effective method is used for power supply. This method is called transformerless power supply using capacitive dropper circuit. Instead of using a bulky and costly transformer, this circuit directly works…

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Solar Battery Voltage Monitor with reverse protection

Build Your Own Smart Solar Battery Voltage Monitor with NodeMCU

In the world of renewable energy, knowledge is power. As solar power systems become a staple for home automation, backup power solutions, and off-grid living, the health of your battery bank remains the single most critical factor for reliability. A dead or damaged battery can render your entire solar setup useless. Overcharging can destroy a battery’s…

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