
Accessories & modules
Cisco 1-Port 4-Wire 56-/64-kbps CSU/DSU WAN Interface Card - For Wide Area Network - 1 x RJ-48S Synchronous Serial WAN
VPN# HWIC-1DSU-56K4=
We confirm current pricing, stock, and lead time on request.
- Free US shipping over $2,500.00
- Government Purchase Card (GPC) accepted
- Authorized Cisco partner, genuine warrantied hardware
- TAA-compliant & DoDIN APL procurement paths
- No payment up front, we confirm stock & final total
Overview
Cisco 1-Port 4-Wire 56-/64-kbps CSU/DSU WAN Interface Card - For Wide Area Network - 1 x RJ-48S Synchronous Serial WAN (part number HWIC-1DSU-56K4=) is supplied by Uniqcli, an authorized Cisco partner, in the Cisco Modules category. Total Number of Ports: 1.
For Wide Area Network - 1 x RJ-48S Synchronous Serial WAN
• WAN Interface Card (WIC) is the single answer to all your desired and specified application execution needs • Wide Area Network wan interface card (wic) scales across thousands of endpoints with centralized management
Key specifications: Total Number of Ports: 1 · Connector Type: RJ-48S · Interfaces/Ports Details: 1 x RJ-48S Synchronous Serial WAN · Application/Usage: Wide Area Network · Compatibility: Cisco Routers: 1905 1921 1941 2901 2911 2921 2951 · Product Type: WAN Interface Card (WIC).
TAA-compliant and GPC-payable. Request a quote for current pricing, stock, and lead time.
Highlights
- WAN Interface Card (WIC) is the single answer to all your desired and specified application execution needs
- Wide Area Network wan interface card (wic) scales across thousands of endpoints with centralized management
- Government Purchase Card (GPC) accepted
Cisco Cisco 1-Port 4-Wire 56-/64-kbps CSU/DSU WAN Interface Card - For Wide Area Network - 1 x RJ-48S Synchronous Serial WAN datasheet & specifications
Interfaces/Ports
- Total Number of Ports
- 1
- Connector Type
- RJ-48S
- Interfaces/Ports Details
- 1 x RJ-48S Synchronous Serial WAN
Technical Information
- Application/Usage
- Wide Area Network
Miscellaneous
- Compatibility
- Cisco Routers: 1905 1921 1941 2901 2911 2921 2951
General Information
- Product Type
- WAN Interface Card (WIC)
Frequently asked questions
How much does the Cisco 1-Port 4-Wire 56-/64-kbps CSU/DSU WAN Interface Card - For Wide Area Network - 1 x RJ-48S Synchronous Serial WAN (HWIC-1DSU-56K4=) cost?
Pricing for the HWIC-1DSU-56K4= is available on request. Send a quick quote request and a Uniqcli specialist will confirm the current price, stock, and lead time, usually within one business day. Lower pricing is available for volume, GPC, and emergency-acquisition orders.
Is the HWIC-1DSU-56K4= TAA compliant and available for government and DoD buyers?
Yes. Uniqcli is an authorized Cisco partner and supports TAA-compliant, DoDIN APL-ready procurement of the HWIC-1DSU-56K4= for US federal, DoD, state, local, education, healthcare, and enterprise buyers. We accept the Government Purchase Card (GPC) and can support FAR-based urgent and emergency acquisitions.
Can I buy the HWIC-1DSU-56K4= as a single unit or in volume?
Both. Order a single HWIC-1DSU-56K4= through the cart, or ask about lower pricing for volume orders, Government Purchase Card (GPC) purchases, and emergency or urgent (FAR-based) acquisitions. There is no payment up front: we confirm availability and the final total before invoicing.
Where can I find the HWIC-1DSU-56K4= datasheet and specifications?
The official Cisco datasheet is available on this page (open the gated datasheet for the full PDF), and the Tech Specs section lists ports, power draw, dimensions, and licensing for the HWIC-1DSU-56K4=.
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Buying in volume or need it on a contract vehicle?
We'll beat your current quote and handle TAA, GPC, and DoDIN APL procurement. Add to cart for self-serve, or send us the full BOM.

