For my other 10 that I'm receiving next week, going with a CX600 psu (since I already have a spare one from an older desktop pc).
I thought the inner diameter was supposed to be 2.1mm. If that one you linked works then I have a spare Adapter for my LCD monitor with 12v 5A 60W that should work. Just perfect! Thanks for pointing out.
cool
2.1mm and 2.5mm work. Some people prefer the 2.1mm gives a little snugger fit.Over the 2.5mm