I would like to pay for it, but I really don't know what I need or who I can contact. That's why I ask in the forum.

You say: If You're not capable of it, You must get what You lack like everyone else: order and pay for it.

Where can I buy anything like this?

There are three solutions: 1: Internal splitter from one inboming power connector to two power plugs. The best solution. 2: One 19V PSU, capable of delivering at least 60W. Output is split and feeds both the PC and a 19V -> 12V stepdown capable of feeding the screen. 3: One 12V PSU, capable of deli...

We are in the process of developing a compact all-in-one 10 "meeting room panel pc, where we have a 10" open frame monitor and a PC to be installed in a kind of box and hang on the wall. The problem is to monitor and PC each have their psu. Screen uses 12v (1200mA) and PC user 19v (2,1-a)....