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Free: ThinkPad W520 20V 4.5A 170W AC Adapter
Posted: Sun Nov 23, 2025 12:30 am
by PiZzA EnGiNeEr
Free ThinkPad W520/W530 20V 4.5A 170W AC adapter. Genuine Lenovo part. This has a round tip with keyed plastic inside.
photos
https://imgur.com/a/E4pdSRQ
Re: Free: ThinkPad W520 20V 4.5A 170W AC Adapter
Posted: Sat Dec 06, 2025 10:22 pm
by dcfbf
Cool! I also wanted to chime in that these work with regular round barrel ThinkPads too
You just need to remove the plastic keying with a carving knife or a file.
I've done this with all my 170w chargers and it even works with ThinkPads that were made before this charger came out.