The 3Com 3C17269 is a 5-meter extended stacking cable designed for 3Com 5500G-EI switch series units. This cable enables direct interconnection between adjacent switches in a stack configuration, supporting high-speed data transfer between stacked devices. The 5m length accommodates installations where switches are positioned at moderate distances from one another. Compatible with 3Com 5500G-EI modular switches, this stacking cable maintains full bandwidth communication between stack members, supporting link aggregation and redundancy configurations typical in enterprise network deployments. Commonly used in data center environments, campus networks, and service provider installations where multiple switches require unified management and increased port density. Each unit has been tested and guaranteed fully functional; available via quote.