Compaq 174571-B21 Smart Array Controller Cable connects Compaq ProLiant Smart Array RAID controllers to storage drive bays and external enclosures. This refurbished cable supports high-speed data transfer between controllers and SAS/SATA drives, maintaining signal integrity in rack-mounted server configurations. Compatible with ProLiant DL and ML series servers from the G5-G7 generations, it accommodates mixed SAS and SATA environments typical in mid-range enterprise storage deployments. The cable assembly includes proper shielding and connectors rated for continuous hot-swap operations. Ideal for organizations consolidating or expanding storage capacity on existing Compaq/HPE infrastructure without full server replacement.Tested and guaranteed fully functional—available via quote.