The plug of this product is 4.5x3.0, which means the contact of the plug has;
Outer diameter: 4.5mm
Inner diameter: 3.0mm
Length: 10.0mm
(In addition, there is a pin in the centre that is strongly offset inwards).
Example of how to measure:
https://blog.voltaicsystems.com/wp-content...
This information is indispensable for the article websites of these power supplies! There are at least four different plug sizes for this common series of power supplies from Asus alone!
If Digitec still does not provide any information, go to a Digitec store and ask for all power supplies that might fit to be delivered to the store and try them out there!