[65W Switching PSU and connectors](https://www.reichelt.de/my/1351387), add some cables.
You might want to use this [filtering Power Jack](https://www.pollin.de/shop/dt/OTI2OTQ3OTk-/Bauelemente_Bauteile/Passive_Bauelemente/Spulen_Filter_Ferrite/Netz_Entstoerfilter_DIT_ID_10AC_S.html) instead of the one in the above list.
For power distribution you might want to add a **Busboard** like these:
-[Clicks and Clocks](http://clicksclocks.de/tag/busboard)
[This article](http://metro-modular.com/index.php/captain-s-blog/33-why-busboards-matter) explains busboards. Their GND should be connected in a [star topology](http://www.geofex.com/article_folders/stargnd/stargnd.htm) and for the other supply voltages it doesn't hurt to cable them the same way.