The HP 716191-B21 is a 2-meter Mini-SAS high-density external cable designed for connecting storage controllers and external storage arrays in enterprise environments. Part number 716191-B21 features Mini-SAS HD (High Density) connectors supporting SAS 6Gb/s throughput per lane across four data paths, enabling reliable data transfer between servers and external storage enclosures. The 2-meter length provides flexibility for medium-distance cabinet and rack installations.This cable is compatible with HP ProLiant servers, StorageWorks arrays, and third-party storage systems utilizing Mini-SAS HD interfaces. Typical applications include SAN configurations, external JBOD expansion, and tape backup connectivity in data centers. The shielded design minimizes signal interference in high-density server environments.Tested and guaranteed by G5 Network Group; available via quote.