The Middle Atlantic RCS-2724 27U Essex RCS Series Pre-Configured Rack System offers exceptional quality and value at cost-effective prices for residential installers. It is completely assembled at the factory and ships with pre-installed accessories to save contractors time in the field while eliminating packaging waste. 27RU & 24in Deep. Fully welded steel construction. Ships fully assembled to save time. Locking removable side panels for easy integration. Glass front door, locking rear access panel standard. Includes front and rear adjustable rack rail. Assembled with (4) 2RU, 16in deep shelves, (1) 2RU, 18in deep shelf, (5) 1RU blank panels. Includes top mounted DC fans. One set of Essex accessory brackets included to mount vertical power or lace strips. Add a bracket to mount additional Essex accessories, ESX-ACC-BKT.