The StorageWorks 4300 Enclosure family is the newest Compaq Ultra3 SCSI disk drive storage enclosure, delivering industry-leading data performance, availability, storage capacity and upgradability to meet customer's demanding and growing storage needs.The StorageWorks Enclosure is ideal for data center, departmental and workgroup server users who need a flexible, universal storage enclosure that utilizes a common storage building block for their current and future data center. The StorageWorks Enclosure 4300 is intended for use with servers delivering business-critical data and applications with requirements for high availability and performance, excellent serviceability, and large storage capacity. The StorageWorks Enclosure 4300 family was developed, designed and engineered by Compaq and includes innovations such as an award-winning innovative drive carrier. Additionally, the drive carrier is designed to support the fastest current and next generation Ultra2 and Ultra3 hard drives on the same SCSI bus each running at its own optimum SCSI protocol. The ease of upgrading the StorageWorks Enclosure 4200 to the StorageWorks Enclosure 4300 proves that Compaq provides the lowest cost of ownership, and that technology transitions can be smooth, without disrupting critical business environments.