- Universal Fit Most of Rackmount Chassis and Equipment. - Front, Rear, and Side Security Lock to Prevent Unauthorized Access to Equipment and Data. - 6 x 120mm Cooling Fans on Rear Door. - Silence Enhance Foam to Absorb Noise from Equipment. - Cable Entry Provided from Bottom. - Fully Adjustable Rails to Ensure the Best Fit of Rack-mount Chassis. - Locking Mechanism Design on Casters. - Enforced Strengthen Glass Front Door with Security Key Lock. WQ Series is built with high-quality aluminum/steel structures with silence enhance foam inside the cabinet, which absorbs the noise from equipment and keeps it from going out. It is a cost-effective solution for people who need a peace working environment. Also, six 120mm cooling fans with low rpm on the rear door provide excellent air circulation for servers and other devices. Cabinets are completely lockable from the front/ rear doors and side panels to prevent unauthorized access.