With that UPS you'll need a 30A breaker and a special outlet installed. But if you were planning for a custom 20A install already, no reason not to go with the 30A. The locking (L5-30P) wall outlets are really nice, and the UPS will then provide the normal outlets you are used to seeing.

Pioneer PDP-5020FD, Marantz SR6011
Axiom M5HP, VP160HP, QS8
Sony PS4, surround backs
-Chris