The Linkbasic CAB-27UPD is a 27U perforated mesh cabinet door engineered to optimize passive cooling and overall airflow. Highly versatile in design, it can be seamlessly installed as either a front door, a rear door, or on both ends of your enclosure for maximum thermal dissipation. This model includes integrated locks and keys, and is fully compatible with Linkbasic's CAB-27U (800mm deep) and CAB-27U1M (1m deep) floor-standing server cabinets.