Cisco HWIC-1DSU-56K Interface Module Overview
Cisco HWIC-1DSU-56K Interface Module is a genuine Interface Module product. Cisco is a global leader in networking hardware, and its platforms run in enterprise, service-provider and data-center environments worldwide.
Exact part number "HWIC-1DSU-56K" is shorthand for the Cisco 1-Port 4-Wire 56/64-kbps CSU/DSU HWIC (HWIC-1DSU-56K4), providing DDS and switched-56 WAN connectivity for ISR G2 routers.
Every unit at LinkNewNet is inspected and tested before dispatch, and stock is graded, cleaned and verified for correct operation. Our warranty coverage and responsive technical support protect the purchase after it arrives.
Contact our sales team for current availability, lead time and shipping options for the HWIC-1DSU-56K. We respond quickly with stock status and a firm quote.
Key Specifications
Applications
Capacity Expansion
Add ports and capability to existing chassis.
Upgrade Path
Modernize platforms with compatible modules.
Buying a Pre-Owned HWIC-1DSU-56K
Verify the unit is tested, firmware confirmed, and condition documented. Every unit is fully tested and warranty covered. Contact our team for current stock and availability.
Related models in this family: VIC-2FXS, AIM-VPN/EP, VIC-2FXO-M1, AIM-VPN/EPII-PLUS, AIM-VPN/BPII-PLUS, AIM-VPN/BPII, AIM-VPN/HPII, AIM-VPN/BP, UBR-MC28U, UBR-MC28UX. Compare specifications to confirm the right port density, feature set and uplink options for your deployment.







