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Cisco ISR4331/K9 Integrated Services Router

Part Number: ISR4331/K9
Manufacturer: Cisco Systems, Inc.


The Cisco ISR4331/K9 is a powerful Integrated Services Router (ISR) from Cisco's 4000 Series. Designed to meet the growing demands of modern enterprise networks, this router offers high performance, advanced security features, and comprehensive services integration. The ISR4331/K9 supports a variety of WAN interfaces and provides a scalable solution for small to medium-sized businesses and enterprise branch offices, ensuring seamless connectivity and superior network performance.

Key Features

  • High Performance: Delivers up to 100 Mbps performance, upgradable to 300 Mbps with a performance license.
  • Integrated Security: Includes advanced security features such as VPN, firewall, and intrusion prevention to protect your network.
  • Modular Design: Supports multiple modules and interface cards, allowing for flexible and scalable network expansion.
  • Unified Communications: Compatible with Cisco Unified Communications solutions for integrated voice and video services.
  • Energy Efficiency: Designed with energy-saving features, including Cisco EnergyWise technology, to reduce operational costs.
  • Advanced Management: Managed through Cisco IOS XE Software, providing advanced network management and automation capabilities.


  • Branch Offices: Ideal for enterprise branch offices requiring high-performance routing, security, and unified communications.
  • Small to Medium-Sized Businesses: Suitable for SMBs looking for a scalable and versatile networking solution.
  • Secure WAN Connectivity: Provides secure and reliable WAN connectivity for remote sites and teleworkers.
  • Unified Communications: Supports integrated voice and video services for enhanced collaboration and communication.


  • Performance: Up to 100 Mbps throughput, upgradable to 300 Mbps with a performance license
  • Interfaces:
    • 3 integrated 10/100/1000 Ethernet ports (2 RJ-45, 1 SFP)
    • 2 NIM (Network Interface Module) slots
    • 2 SM (Service Module) slots
    • 1 ISC slot
  • Memory: 4 GB default DRAM, expandable to 16 GB
  • Flash Memory: 4 GB default, expandable to 16 GB
  • Power Supply: Dual power supply options with integrated AC power supply
  • Dimensions: 1.73 x 17.25 x 17.3 inches (4.4 x 43.8 x 43.9 cm)
  • Weight: 13.7 lbs (6.2 kg)
  • Environmental: Operating temperature 32°F to 104°F (0°C to 40°C)
  • Management: Cisco IOS XE Software, supports Cisco DNA Center, Cisco Prime Infrastructure, and Cisco Network Assistant

Why Choose Cisco ISR4331/K9

Choosing the Cisco ISR4331/K9 Integrated Services Router ensures that your network infrastructure benefits from Cisco's industry-leading reliability, performance, and security. This router's modular design and advanced capabilities provide a future-proof solution that can grow and adapt with your business. Its integrated security and unified communications features enhance productivity and protect your network, while advanced management tools simplify network administration.

Invest in the Cisco ISR4331/K9 to achieve a high-performance, secure, and scalable network solution. With Cisco's trusted technology and extensive support, you can confidently build a network that meets current demands and is ready for future challenges. The ISR4331/K9 is the ideal choice for businesses looking to enhance their network with a robust, versatile, and cost-effective router.


SKU: ISR4331/K9
95,20 €Price
VAT Included

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