This adapter fits the ZYPDS USB-C 20V adapter.
https://www.aliexpress.com/i/1005005394532061.html (Mini Single Function)
Allowing you to power your thinkpad with a modern 65W 20V 3.25A charger or powerbank.
Red wires to positive, black to negative, blue disconnected (fakes a 90W charger). Can route blue through a 10k resistor to negative, providing a 65W data signal to the main board if you wish.
Prusa
I3 MK3S
No
No
0.1mm
50%
AMZ3D
Black
PETG
Print the plug with the chamfer up, print the usb-c adapter with the round face up.
I am cross posting from my thingiverse account huffalump. An Admin (ondrej-stritesky)had previously deleted this and claimed it was stolen.
The author marked this model as their own original creation.