Cisco HWIC-1DSU-T1 — 1-Port T1/Fractional T1 DSU/CSU WAN Interface Card

Save on enterprise-grade WAN connectivity with this fully refurbished and tested Cisco HWIC-1DSU-T1. This high-speed WAN interface card features an integrated CSU/DSU, eliminating the need for an external unit and simplifying configuration, management, and troubleshooting for your Cisco ISR deployment.

Key Specifications

• Part Number: HWIC-1DSU-T1
• Device Type: DSU/CSU High-Speed WAN Interface Card (HWIC)
• Ports: 1 x T1/Fractional T1 (RJ-48 connector)
• Max Transfer Rate: 1.544 Mbps
• Enclosure Type: Plug-in module
• SNMP Management: Manage router and CSU/DSU as a single entity
• Troubleshooting: Self-test, loopbacks, CSU/DSU reset, alarm counters, T1 statistics

Router Compatibility

• Cisco 1800 Series (1841)
• Cisco 1900 Series (1941)
• Cisco 2800 Series (2801, 2811, 2821, 2851)
• Cisco 2900 Series (2911, 2921, 2951)
• Cisco 3800 Series (3825, 3845)
• Cisco 3900 Series (3925, 3945)

Why Buy from Reef Telecom?

• Industry-leading 10-year warranty on all refurbished equipment
• Free shipping on orders over $300
• Every unit is professionally cleaned, tested, and certified for full functionality

Ideal for branch office WAN connectivity, T1 line integration, WAN aggregation, legacy protocol transport, and remote network management. A cost-effective alternative to buying new while maintaining enterprise reliability.

Condition

Certified Refurbished

Warranty

10-Year Reef Telecom Warranty

Manufacturer Part Number

HWIC-1DSU-T1

Reef SKU

HWIC-1DSU-T1-R

UPC

882658146701

Brand

Cisco

Free ground shipping on orders over $300 (contiguous US). Same-day dispatch on orders placed before 4 PM EST.

All products include our industry-leading 10 Year Warranty backed by Reef Telecom.