Securely store servers, network and telecommunications equipment in this 12U server or network cabinet. This server rack provides 12U of storage space in a sleek, secure cabinet for storing standard 19" rack-mount devices such as Dell, HP and IBM servers, along with telecommunication and A/V equipment. The rack is compatible with EIA-310 compliant equipment and supports a total load capacity of 450 kg (992 lb.).Hassle-free equipment installationThis rack includes a variety of features that enable you to easily incorporate plenty of equipment. With adjustable mounting rails, you can easily change the rail depth from 3" up to 30.7" (76.2 mm - 780 mm) to ensure compatibility your standard rack-mount equipment. The added depth also provides support for additional cable and power management behind your equipment.The rack features holes with covers on the ceiling and floor panels that make it easy to run cabling to the inside and outside of the cabinet, for discreet cable management. The rack also features grounding lugs that enable you to ground your equipment for added protection.To provide hassle-free deployment, the rack ships fully assembled.Securely protect your equipmentTo keep your rack-mounted equipment secure, this rack features front and rear locking mesh doors. The mesh doors look great in any server room and help provide passive cooling. The doors are also reversible, which gives you the freedom to choose which side of the rack the door opens from, to suit your server room's spatial requirements.The rack also has removable side panels with independent quick-release locks that enable you to access your equipment easily, while still keeping it secure.Maximum maneuverability, with casters includedThe cabinet features casters for hassle-free access to rear-mounted equipment while providing ease of mobility around your office, studio or server room. Plus, the width and height of the rack fit through standard doorways, giving you the freedom to wheel your server rack into different rooms.The RK1233BKM is backed by a StarTech.com 5-year warranty and free lifetime technical support.