Bel Stewart's MRJ21 48 port straight patch panels are designed to be mounted onto a standard 19" EIA rack or equipment cabinet. Each of the eight innovative MRJ21 ports integrates reliable connections with up to 6 Gigabit Ethernet (1000Base-T) channels for 48 total RJ45 ports. All ports are labeled to create a plug and go interface that supports fast installation, ease of use and flexibility. The rear side of each panel contains the eight MRJ21 ports and the front contains the forty-eight RJ45 ports. The panels are fully shielded and the shields are connected to a common ground. These panels are manufactured by Bel-Stewart, an industry leader in telecommunication equipment. In addition they are fully UL listed. (MRJ21 is a trademark owned by Tyco Electronics Corporation and is used under license.) See L-com's full lines of MRJ21 and category rated patch cables for a complete solution to your application today.