Cisco ISR4331/K9-B

Brand: | SKU: ISR4331/K9-B

The ISR4331/K9-B is a Cisco 4000 Series Integrated Services Router featuring three onboard WAN or LAN 10/100/1000 ports, modular expansion capabilities, and advanced security, designed for secure, high-performance branch office connectivity. This model includes the base license and supports integrated network services with enhanced manageability and scalability.

Refurbished Availability

Refurbished Cisco ISR4331/K9-B routers are readily available through Comtek, offering a reliable and cost-effective alternative to new equipment. Each refurbished unit undergoes comprehensive quality assurance processes and rigorous multi-point testing by experienced engineers, ensuring optimal performance and reliability. Choosing refurbished equipment not only delivers significant cost savings but also provides the assurance of high-quality, fully functional hardware backed by warranty coverage.

Expert Repair Service

Comtek specialises in expert repair services for the Cisco ISR4331/K9-B and a wide range of network equipment from leading vendors including Cisco, Juniper, and Nokia. Our skilled technicians deliver fast turnaround times to minimise network downtime and disruption, supporting the mission-critical needs of network, telecoms, and critical infrastructure operators. Trusted by businesses worldwide, Comtek’s repair services extend the lifespan of your existing hardware investment.

Global Presence

Comtek operates repair centres and offices in the UK, Northern Ireland, Germany, Greece, and the USA, providing customers with responsive support and local expertise wherever they are. Our global footprint ensures quick logistics, tailored services, and high levels of customer satisfaction, making Comtek a dependable partner for organisations with international operations.

Committed to Sustainability

At Comtek, we are dedicated to advancing the circular economy by extending the life of telecom, network, and infrastructure equipment. Our refurbishment and repair solutions help reduce e-waste and lower carbon emissions, while delivering long-term value and reliability for our customers. By choosing Comtek, you are making a sustainable choice that benefits both your business and the environment.

For more information or to request a quote, please visit our contact form. All refurbished and repaired equipment comes with warranty coverage for peace of mind.