Cisco HWIC-1T – 1-Port Serial WAN Interface Card for ISR Routers
Model Name : Cisco HWIC-1T – 1-Port Serial High-Speed WAN Interface Card
Brand : Cisco
Key Features:
- 1 Smart Serial Port – Ideal for legacy WAN circuits and industrial protocols.
- Flexible Protocol Support – HDLC, PPP, Frame Relay, X.25.
- Up to 8 Mbps synchronous transmission rate.
- Asynchronous Mode Support – Up to 115.2 Kbps for modem/dial-up systems.
- Multiple Cable Options – Supports V.35, RS-232, X.21, and others.
- Compact HWIC Form Factor – Saves chassis slots in branch routers.
- Perfect For – Industrial WAN links, banks, legacy leased lines, and government deployments.
30 days Warranty
Condition : Refurbished
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- Description
- Specification
- Reviews
Cisco HWIC-1T is a 1-port serial high-speed WAN interface card designed to add legacy serial connectivity to Cisco ISR routers including 1800, 1900, 2800, 2900, 3800, and 3900 series.
Featuring a Smart Serial connector, it supports both synchronous and asynchronous communication protocols, making it ideal for leased-line environments, legacy frame relay networks, and point-to-point WAN links.
This card supports WAN protocols such as HDLC, PPP, Frame Relay, and X.25, and allows flexible integration into secure and stable enterprise infrastructures.
Frequently Asked Questions
Q1: Which routers support the HWIC-1T?
A: Cisco ISR 1800, 1900, 2800, 2900, 3800, and 3900 Series.
Q2: What cable types are supported?
A: It supports Cisco Smart Serial cables, such as: CAB-SS-V35MT CAB-SS-232MT CAB-SS-X21MT CAB-SS-530MT
Q3: Can I use this for Frame Relay or X.25?
A: Yes, the module supports Frame Relay, X.25, HDLC, and PPP.
Q4: Is the module hot-swappable?
A: No, the router must be powered down before installation or removal.
Q5: What is the difference between HWIC-1T and HWIC-2T?
A: The HWIC-1T has 1 Smart Serial port, while the HWIC-2T has 2 ports.
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