How to make Variable Power Supply | DIY Lab Bench Power Supply | Step-By-Step

Published at : 23 Dec 2025

Wanna Build Your own Variable power supply. This video is for you

Schematic Diagram : https://mega.nz/file/py9igCBS#WlZdfK6Aabq0U2zrU8MMDd_vWoZsdprADzHi4E9rOfI

Components list :
24V 10A SMPS https://s.click.aliexpress.com/e/_op1ulxC
300W Buck Converter https://s.click.aliexpress.com/e/_onqxRN8
120W DC Motor Speed Controller https://s.click.aliexpress.com/e/_om468PU
10K Precision Potentiometer x 2 https://s.click.aliexpress.com/e/_ons9BoS
SPST Switch https://s.click.aliexpress.com/e/_ombrHH4
Digital Voltmeter Ammeter https://s.click.aliexpress.com/e/_omZ4P18
AC Power Inlet Module https://s.click.aliexpress.com/e/_oDBZ9fu
Banana Socket https://s.click.aliexpress.com/e/_oEDBKww
Hot Air Gun https://s.click.aliexpress.com/e/_omE8An8
Aluminium Composite Panel

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