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Cisco C891F-K9 Integrated Services Router

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Enterprise-grade compact router with integrated security, PoE support, SFP WAN uplink, and wireless controller capabilities—designed for secure SMB and branch networking.

OVERVIEW

  • The Cisco C891F-K9 from the Cisco 890 Series is a feature-rich Integrated Services Router (ISR) built for small offices, branch offices, retail outlets, and distributed enterprise environments. It delivers secure routing, PoE connectivity, fiber WAN support, and integrated wireless LAN control in a single compact platform.
  • Developed by Cisco, the C891F-K9 enables businesses to power IP phones, wireless access points, and surveillance devices directly from the router while maintaining strong security and centralized control. It is an ideal solution for Singapore organizations seeking enterprise-grade networking with reduced infrastructure complexity.

USE CASES

  • Small and medium business network deployment
  • Branch office connectivity and WAN aggregation
  • Secure internet edge routing
  • IP telephony and VoIP deployment with PoE support
  • Wireless network control and access point integration
  • Retail, banking, and distributed enterprise networks 

KEY FEATURES

  • Integrated Cisco ISR platform for routing, switching, and security
  • 4-Port PoE support for powering IP phones and access points
  • SFP WAN interface for high-speed fiber connectivity
  • Built-in wireless controller functionality
  • Advanced enterprise-grade security features
  • Compact design suitable for branch deployments
  • High reliability for 24/7 business operations
  • Flexible WAN options for scalable networking 

TECHNICAL SPECIFICATIONS

  • Brand: Cisco
  • Model: Cisco C891F-K9
  • Series: Cisco C890 Series Integrated Services Routers
  • Product Type: Integrated Services Router (ISR)
  • LAN Interfaces: 4 × Ethernet Ports with Power over Ethernet (PoE)
  • WAN Interface: 1 × SFP (Fiber) Port
  • Wireless Support: Integrated Wireless LAN Controller
  • PoE Support: Yes (for IP phones, APs, cameras)
  • Security: Stateful firewall, IPsec VPN, SSL VPN
  • Operating System: Cisco IOS
  • Form Factor: Desktop / Branch Router
  • Deployment Use Case: SMB, retail, branch office, enterprise edge

WHY CHOOSE THE MODEL?

  • All-in-One Branch Networking: Router, PoE switch, firewall, and WLAN controller combined
  • Reduced Hardware Costs: No need for separate PoE switches or wireless controllers
  • Fiber-Ready WAN: SFP port supports high-performance fiber connections
  • Enterprise-Grade Security: Protects data and users with Cisco-trusted technologies
  • Ideal for Singapore Businesses: Perfect for offices deploying IP telephony and Wi-Fi
  • Proven Cisco Reliability: Long product lifecycle and global enterprise support

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