Supermicro's mini-sized SC503 1U chassis features a depth of only 9.8" with fan-less thermal design for client nodes, firewall applications, mail servers, web servers & other server applications. It supports a wide range of single processor based uATX 9.6" x 9.6" motherboards as well as front side I/O access. In addition the SC503 is a perfect solution for home/office servers, with system noise level running at low 30 dB under the normal operation.