Cisco ASA5520

Brand: | SKU: ASA5520

The Cisco ASA5520 Adaptive Security Appliance delivers high-performance firewall, VPN, and intrusion prevention capabilities for medium to large enterprise networks, supporting up to 450 Mbps throughput and 300,000 concurrent sessions. It features four Gigabit Ethernet interfaces and scalable VPN support for secure, reliable connectivity.

Refurbished Availability

Refurbished Cisco ASA5520 units are available, offering a cost-effective alternative to new hardware without compromising on reliability or performance. Each refurbished device undergoes comprehensive quality assurance and rigorous multi-stage testing by our certified engineers to ensure optimal operation. By choosing refurbished equipment, organisations can significantly reduce capital expenditure while still benefiting from robust, enterprise-grade network security solutions.

Expert Repair Service

Comtek provides expert repair services for the Cisco ASA5520 and a wide range of networking equipment from leading vendors such as Cisco, Juniper, and Nokia. Our experienced technicians deliver fast turnaround times, minimising network downtime and keeping critical operations running smoothly. This service is ideal for network, telecoms, and critical infrastructure users seeking a reliable partner for maintenance and hardware longevity.

Global Presence

With repair centres and offices located in the UK, Northern Ireland, Germany, Greece, and the USA, Comtek offers truly global coverage. This extensive network enables us to deliver prompt, responsive service wherever our customers are based, enhancing customer satisfaction through local support and rapid logistics.

Committed to Sustainability

Comtek is dedicated to supporting the circular economy by extending the life of telecom, network, and infrastructure equipment. Our refurbishment and repair services help reduce e-waste and carbon emissions while maximising the long-term value of technology investments. By choosing Comtek, customers contribute to a more sustainable future and responsible resource management.

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.