Z4-Series SeismicFrame® Cabinet System; 78.7 (1999 mm) H x 31.5" (800 mm) W x 47.3" (1200 mm) D; 40U; Square-Punched Rails; Single Perforated Metal Front Door; Single Point Keyed Latch; Double Perforated Metal Rear Doors; Two Point Keyed Latch; 2 Side Pane