Cisco CAB-X21FC Cisco cable / stacking cable

Brand: Cisco | Category: Transceivers & Cables

SKU: CSC-CAB-X21FC | Part #: CAB-X21FC | MPN: CAB-X21FC

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The Cisco CAB-X21FC cable features a DB-15 Female connector designed for reliable rack cable management and seamless WAN interconnect installation in enterprise environments. This X.21 Serial Cable is a Cisco Original Equipment certified component engineered to deliver synchronous serial connectivity for mission-critical WAN deployments across distributed network architectures.

Network engineers and IT infrastructure teams deploying Cisco routers with synchronous serial capabilities will recognize the CAB-X21FC as an essential interconnect solution. The cable integrates directly with Cisco WAN Interface Card (WIC) synchronous serial ports, ensuring compatibility with legacy and mid-range router platforms spanning the 1800, 2800, and 3800 series. As a dedicated synchronous serial WAN connectivity solution, this cable supports deterministic, clocked data transmission required by traditional enterprise WAN protocols. Manufactured by Cisco and certified for quality assurance, the CAB-X21FC delivers the performance consistency demanded by carrier-grade network operations. The product is RoHS Compliant, aligning with environmental and regulatory standards required for modern data center procurement.

Interface & Connectivity

• Manufacturer Part Number: CAB-X21FC
• Cable Type: X.21 Serial Cable
• Connector Type: DB-15 Female (X.21 Female DTE/DCE)
• Signal Type: Synchronous Serial
• Compatible Interface: Cisco WAN Interface Card (WIC) synchronous serial ports
• Certification: Cisco Certified / Cisco Original Equipment
• RoHS Compliance: Yes

To source the Cisco CAB-X21FC for your WAN infrastructure or to discuss bulk ordering for multi-site deployments, contact Omnixon Global for a detailed RFQ.