Slightly used UCoustic 24U soundproof server rack. Complete with 4 keys. Hands down the best out there. The 24U Ucoustic 19 soundproof cabinet is the only server enclosure proven to provide 28.5 dB(A) sound reduction and 11.5 KW heat dissipation. It is 100% portable and more than 5 times quieter than a standard server rack/cabinet. […]