PSU DPS-1520AB Power Supply for Car 13.8V 120 Ampere Output DIY

DPS-1520AB 12 Volts Power supply rework project into Vehicle PSU with 13.8 Voltage output and 120 Ampere power suitable for Car programming coding without damaging the car battery and even jump start.


Used in video:
Desoldering braid - https://s.click.aliexpress.com/e/_EwT...
Rosing cored soldering wire - https://s.click.aliexpress.com/e/_EIS...
Work table mat - https://s.click.aliexpress.com/e/_Ezt...
Work table soldering mat - https://s.click.aliexpress.com/e/_EvD...
Car to car jumper wires - https://s.click.aliexpress.com/e/_Ezu...
Soldering station - https://s.click.aliexpress.com/e/_EHG...

Timeline:
00:00 Intro
00:19 Disassembly
04:11 Voltage limiter removal to get 13.8 V output
04:35 Over current protection
05:43 PSU turn on and adjustment schematic
07:59 How to connect Voltmeter (Schematics)
08:35 Wiring soldering and assembly
13:04 Testing
13:40 Potentiometer adjustment
14:20 Testing on Vehicle



Disclaimer:
This video is for informational and educational purposes only. I am not a professional mechanic—perform any repairs or modifications at your own risk. Always consult your vehicle’s official service manual and seek assistance from a qualified professional if you are unsure. I am not responsible for any damage, injury, or issues resulting from the use of this content.

Safety Notice:
When working on vehicles, always follow proper safety guidelines. Use protective gear and disconnect the battery when handling electrical components or performing coding.

Affiliate Disclosure:
Some links in this description may be affiliate links. If you purchase through these links, I may earn a small commission at no extra cost to you—this helps support the channel. Thank you for your support!