4ms Modular Rows

This is the most expensive case on our list, but if price is no object then these sturdily built cases might be exactly what you're after.

The 4ms power supply can be daisy chained which helps when you need to expand, which you inevitably will. This also removes any grounding issues you may encounter if you're running multiple cases.

Thin 3u - http://www.schneidersladen.de/en/4ms-modularrow-thin-powered.html

Thick 3u - http://www.schneidersladen.de/en/4ms-modularrow-thick-powered.html

6u - http://www.schneidersladen.de/en/4ms-modularrow-double-powered.html

Prices:

Thin - €449

Thick - €490

6u - €659

Easily expandable however to add another row you will need one of these:

http://www.schneidersladen.de/en/4ms-modularrow-angleconnector30.html

You can even construct a massive tube of modular if you’re that way inclined