The ART113 is a Rear Transition Module (RTM) module for ATCA Blades with Common Pinout definition on Zone three such as Sun Microsystems Netra CP3260, CP3220, etc. It brings expandability to the Blades via Rear I/O. The ART113 has a 2.5� SAS/SATA drive for storage, Dual RS-232 ports for the host via micro DB-9, VGA, and USB 2.0 high speed ports. Further, the ART113 routes the front Blade GbE ports, RS-232 port and the LAN management to the rear transition. The GbE has option for copper or LC Fiber. The Fiber is available in SX (short reach) or LX (long reach).