ASR-5805Z Adaptec 8 Port PCI-E X8 SAS RAID Controller

The Adaptec ASR-5805Z is a RAID controller that is used to manage data storage on SAS (Serial Attached SCSI) hard drives. It is designed to be used in servers and workstations to provide reliable, high-speed data storage and management capabilities. A RAID (Redundant Array of Independent Disks) controller is a hardware device that is used to manage data storage on multiple hard drives. It is used to ensure data redundancy, improve data access speed, and protect against data loss in the event of a drive failure. RAID controllers can be used in servers, workstations, and other high-performance computing environments.