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Cisco HWIC 4A S Serial WAN Interface Card for Routers

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The Cisco Systems HWIC-4A/S is a high-speed WAN interface card with 4 async and sync serial ports designed for flexible Cisco router connectivity and network expansion.

OVERVIEW

  • The Cisco HWIC-4A/S WAN interface card is built to provide reliable serial connectivity for enterprise and branch networking environments. Featuring four asynchronous and synchronous serial ports, the module enables flexible WAN communication for Cisco routers across a wide range of networking applications.
  • Designed for seamless integration with compatible Cisco router platforms, the HWIC-4A/S helps businesses extend connectivity for legacy systems, remote office communication, and serial-based network infrastructure. Its compact HWIC form factor allows easy deployment while supporting scalable enterprise networking requirements.
  • The module is suitable for organizations seeking dependable WAN expansion and efficient serial data communication within distributed business networks.

USE CASES

  • Enterprise serial WAN connectivity
  • Branch office router expansion
  • Legacy network infrastructure integration
  • Remote communication deployments
  • Async and sync serial networking environments 

KEY FEATURES

  • Four async and sync serial interfaces
  • High-speed WAN interface card design
  • Compatible with supported Cisco routers
  • Supports flexible serial communication deployments
  • Compact HWIC module for easy integration
  • Reliable connectivity for enterprise networking

TECHNICAL SPECIFICATIONS

  • Brand: Cisco
  • Part Number: HWIC-4A/S
  • Port Configuration: 4 async and sync serial ports
  • Module Type: HWIC WAN interface card
  • Function: Serial WAN connectivity and expansion
  • Compatibility: Supported Cisco router platforms
  • Deployment: Enterprise and branch networking

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