#powersupply backup #ups for #3dprinter

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Издатель
In this video i will be using some old 12V 7Ah batteries to make a powerful 24V UPS without Inverter DIY. I will also be using a 110V / 220V to 24V SMPS power supply upto 20 amps. This UPS is very useful for 3D printer during power outage.

Mr. Electron
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3D Принтеры
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