Cisco ASA 5508-X Network Security Firewall Appliance
Save big on enterprise-class network security with this refurbished Cisco ASA 5508-X firewall. The ASA 5508-X delivers next-generation firewall (NGFW) protection with integrated FirePOWER services — combining advanced threat defense, intrusion prevention (IPS), Application Visibility and Control (AVC), and malware protection in a single 1RU appliance. Ideal for branch offices, small-to-midsize businesses, and distributed enterprise environments.
Key Specifications
- 8 x Gigabit Ethernet (GbE) data ports + 1 GbE management port
- Stateful inspection throughput: up to 1 Gbps (multiprotocol: 500 Mbps)
- AVC throughput: 450 Mbps | AVC + IPS throughput: 250 Mbps
- 3DES/AES VPN throughput: 175 Mbps | 100 IPsec VPN peers
- 100,000 maximum concurrent sessions | 10,000 new connections/sec
- 8 GB RAM | 80 GB mSATA SSD | 8 GB flash memory
- Active/Active and Active/Standby high availability
- Up to 50 VLANs | Up to 5 security contexts
- On-device management via ASDM (v7.3+)
- AC power supply | 1RU rack-mountable form factor
Why Buy from Reef Telecom?
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Industry-leading 10-year warranty on all refurbished equipment
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Free shipping on orders over $300
- Fully tested, cleaned, and certified to OEM specifications
- Same-day shipping on in-stock items
Compatibility & Use Cases
The Cisco ASA 5508-X (ASA5508-K9) is designed for branch office, small business, and perimeter security deployments. It supports Cisco FireSIGHT Management Center and ASDM for centralized or on-device management. Compatible with Cisco ASA Software Release 9.2.2 and later, and supports FirePOWER Threat Defense (FTD) images. An excellent cost-effective alternative to buying new for network refresh, lab environments, and backup appliances.
