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WIC-1B-S/T-V3
1-Port ISDN WAN Interface Card (dial and leased line)
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WIC-1B-S/T-V3 is a WAN module engineered for integration with enterprise routers and other network devices. This module delivers reliable connectivity for T1/E1 services by providing a robust interface designed to support legacy data rates while maintaining high-quality transmission over RJ-45 connectors.
Built with a modular form factor suitable for installation in Cisco router platforms, the WIC-1B-S/T-V3 is optimized for WAN applications where dependable performance is critical. It supports standard TCP/IP protocols and is ideally suited for environments that require dedicated WAN access for cost-effective remote connectivity and branch network applications.
WIC-1B-S/T-V3 price is $221.00, a 68.4% saving from the Cisco list price of $700.00. WIC-1B-S/T-V3 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for WIC-1B-S/T-V3 for additional pricing. Browse the full Router Wic Wan Cards series or explore all Cisco products.
A regional bank branch requires guaranteed, PCI-DSS-compliant connectivity for real-time ATM and core banking transactions. By deploying the WIC-1B-S/T-V3-1-Port ISDN WAN Interface Card over a dual-64 kbps BRI leased line (128 kbps aggregate), the branch router achieves sub-30 ms latency, 99.99% availability and hardware-accelerated encryption. Outcome: predictable bandwidth, end-to-end data security, streamlined compliance audits and uninterrupted customer service.
A global enterprise with an MPLS backbone implements the WIC-1B-S/T-V3-1-Port ISDN WAN Interface Card to provide automated dial-up failover over ISDN BRI. In the event of primary link failure, the router instantly establishes an ISDN channel to maintain VoIP calls, VPN tunnels and ERP access at up to 128 kbps. Outcome: sub-10 second failover, minimized business-critical downtime, improved SLA compliance and cost-effective redundancy.
A network of rural healthcare clinics lacking broadband uses the WIC-1B-S/T-V3-1-Port ISDN WAN Interface Card as the primary WAN transport. Leveraging both dial and leased-line ISDN modes, clinics securely transmit EHR records, PACS images and telemedicine sessions at 128 kbps to a central data center. Outcome: reliable low-latency data exchange, enhanced patient care, HIPAA-compliant communications and reduced operational risk in low-connectivity regions.
To get the detailed certification, please go to the Compliance Center.
 WIC-1B-S/T-V3 |  WIC-1T |  WIC-1ADSL |  WIC-BLANK-PANEL |  WIC-1AM-V2 | |
|---|---|---|---|---|---|
| Product Type | WAN Module | Network Module | Network Module / Network Card | Blank Panel | WAN Module |
| Module Type | WAN | WAN Module | WAN Module | WIC Blank Panel | WAN |
| Data Rate | N/A | 1Gbps | Downstream: 8 Mbps, Upstream: 1 Mbps | N/A | 1Gbps |
| Connector Type | RJ-45 | RJ-45 | RJ-11 | N/A | RJ-45 |
| Supported Protocols | TCP/IP | TCP/IP | TCP/IP, ADSL | N/A | TCP/IP, iSCSI |
| Form Factor | Modular | Modular | Modular | Modular | PCIe |
| Operating Temperature | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C | 0 to 70°C |
| Storage Temperature | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C | -40 to 85°C |
| Input Voltage | 3.3V | 3.3V | 3.3V | N/A | 3.3V |
| Compatibility | Cisco | Cisco, Juniper, Arista, Dell, HP | Cisco | Cisco Routers / Cisco Switches | Cisco, Juniper, Arista, Dell, HP |
| Max Speed | N/A | 1Gbps | N/A | N/A | 1Gbps |
| Supported Features | Auto-negotiation / QoS | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS | N/A | Slot Filling, Airflow Management | Auto-negotiation, Wake-on-LAN, Jumbo Frames, QoS |
| Power Consumption | N/A | 5W | N/A | N/A | 5W |
| Interface Ports | N/A | Ethernet | RJ-11 | N/A | Ethernet |
| Expansion Slots | EHWIC | EHWIC | WIC | N/A | N/A |
| Product Name | WIC-1B-S/T-V3 | WIC-1T | WIC-1ADSL | WIC-BLANK-PANEL | WIC-1AM-V2 |
| Height | N/A | 1.5 inches | N/A | N/A | 1.0 inches |
| Width | N/A | 3.0 inches | N/A | N/A | 3.5 inches |
| Depth | N/A | 2.0 inches | N/A | N/A | 0.5 inches |
| Weight | N/A | 1.2 lbs | N/A | N/A | 0.5 lbs |
The WIC-1B-S/T-V3 module works flawlessly. It supports stable ISDN BRI connections, providing fast, reliable communication across our network.
We use the WIC-1B-S/T-V3 for its reliability. It supports ISDN BRI connections, ensuring stable, high-speed communication for our critical applications.
The WIC-1B-S/T-V3 module is perfect for our setup. It delivers solid ISDN BRI connectivity, improving network performance and communication efficiency.
This module is essential for our network. The WIC-1B-S/T-V3 provides reliable ISDN BRI support, ensuring smooth, uninterrupted communication across devices.
The WIC-1B-S/T-V3 integrates seamlessly into our infrastructure. It supports ISDN BRI connections, ensuring reliable, fast data transfer for our network.
The Cisco WIC-1B-S/T-V3 is a single-port ISDN Basic Rate Interface (BRI) WAN card that supports both dial and leased lines for secure, reliable connectivity.
The WIC-1B-S/T-V3 is compatible with Cisco 1800, 2800, 3800 and certain ISR 4000 series routers that feature a WIC expansion slot.
It supports up to 144 kbps aggregate throughput (2 × 64 kbps B-channels plus a 16 kbps D-channel) for ISDN BRI services.
Yes. The card natively supports both ISDN dial-up call setup and permanent leased-line operation without additional hardware.