For enclosure, the Antec 4U22ATX has been chosen. This is a cheap yet solid rack mount case, with a reasonable price point, not to mention easily available without having to ship from the other coast.
Unboxing the Antec 4U22ATX, the 4 Rack Unit (RU) rack mountable housing destined for the primary node.
Antec has not skimped on the fans, Yate Loon make some great fans.
Mainboard
Gigabyte 890FXA-UD7
As it turns out, the 890FXA-UD7 is longer than standard full size ATX (its “XL-ATX” apparently, whatever that is), what a bummer!
The board has to be exchanged for a more ‘standard’ ATX friendly one..