AR3307X674 Features NetShelter SX 52U 600mm Wide x 1200mm Deep Enclosure with Sides Black Feature-rich rack enclosure optimized for easy installation, managing cables, integrating power distribution, and maximizing airflow. Designed for enhanced structural stability A proven frame design, heavy-gauge mounting rails, and heavy-duty casters provide for 3000 lb (1364 kg) static (levelling feet) and 2250 lb (1023 kg) dynamic (castor) load ratings. Enclosures have been tested and approved to be combined with proper bolt down accessories to meet various seismic requirements. Check apc.com for product documentation for specific Integrated electrical grounding The roof, side panels and front and rear doors are grounded to the frame of the enclosure. Eight additional electrical grounding inserts are located on the frame for external grounding. Half-height side panels and option with brush strips for pass-through Half-height quick release side panels reduce size and weight for easy handling and access to equipment. Side panels are lockable utilizing a single key with the doors. Now available are side panel options integrated with pass-through holes and brush strips for routing cabling to adjacent racks in a row while still maintaining proper airfow. Easily removable cable access roof Roof can be removed with simple pull-pin hinges for access during equipment installation or even with cabling already in place and routed through the cable openings. Once removed the roof is reversible to reposition the larger cable openings for power distribution plugs and connectors. Perforated front door with curved profile Perforated front and rear doors provide ample ventilation for servers and networking equipment. Front door perforated area is optimized with a curved profile to provide greater surface area and allowance of more perforation coverage and higher perforation rating. Quick release doors Front door can be moved to the opposite side or interchanged with rear doors. Doors are easily removed with simple lift-off design.