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ASA 5516-X SSD variant ensures fast, reliable performance with stable operation for mid-sized networks.
ASA5516-SSD
ASA 5516-X SSD
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ASA5516-SSD
ASA 5516-X SSD
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ASA5516-SSD is a high-performance rack-mounted hardware appliance engineered to deliver robust security and rapid throughput for enterprise and branch office networks. Built with integrated IPS, antivirus, web filtering, and VPN capabilities, it offers an advanced defense against modern threats while maintaining optimal network performance.
Designed for flexible deployment in cloud-managed and on-premise environments, the ASA5516-SSD features a balanced port configuration that includes LAN, WAN, and SFP interfaces, along with redundant AC power supplies for maximum uptime. Its scalable architecture, high availability with active-passive clustering options, and comprehensive management features make it ideal for secure access, deep packet inspection, and unified threat management use cases.
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Request bulk order quote for ASA5516-SSD for additional pricing. Browse the full Cisco Asa With Firepower Services series or explore all Cisco products.
In a global retail chain’s distributed branches, the Cisco ASA5516-X with SSD drives Firepower Threat Defense at wire speed, enabling real-time deep-packet inspection and IPS without performance degradation. By offloading log writes and policy lookups to SSD, the security team detects and blocks zero-day attacks in under 50ms. Outcome: 40% faster threat mitigation, lower false positives and PCI DSS compliance through continuous, high-fidelity logging.
A financial services firm deploys ASA5516-X SSD units to terminate 2,000+ concurrent SSL VPN sessions for its global workforce. The SSD’s low-latency I/O ensures session state data and user authentication caches are written instantly, delivering sub-100ms login times and seamless failover. Outcome: 3x faster access provisioning, 99.99% uptime SLA, and end-to-end AES-256 encryption meeting FIPS 140-2 requirements.
In a healthcare network subject to HIPAA audits, ASA5516-X SSD stores and indexes Firepower eStreamer logs and NetFlow records locally. Security analysts run ad-hoc queries against terabytes of data in seconds, reconstructing event timelines for intrusion forensics and regulatory reporting. Outcome: 5x faster incident response, validated audit trails and up to 80% reduction in compliance-related man-hours.
To get the detailed certification, please go to the Compliance Center.
 ASA5516-SSD |  ASA5506H-SP-BUN-K9 |  ASA5555-FTD-BUN |  ASA5506W-Z-K9 |  ASA5506W-E-K9 | |
|---|---|---|---|---|---|
| Product Type | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance |
| Architecture | Rack-mount | Desktop | Rack-mount | Desktop | Desktop |
| Deployment Type | Enterprise / Branch Office | Small Business / Branch Office | Enterprise / Branch Office | Small Business / Enterprise / Branch Office | Small Business / Branch Office |
| Use Case | VPN / Secure Access / Segmentation / UTM | VPN / Secure Access / UTM | VPN / Secure Access / Segmentation / UTM | VPN / Secure Access / UTM | VPN / UTM |
| Firewall Layer Supported | Layer 7 | Layer 3 / Layer 4 / Layer 7 | Layer 3 / Layer 7 | Layer 3 | Layer 3 |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Redundant Power Supply Supported | Yes | No | Yes | No | No |
| Firewall Throughput | 4 Gbps | 300 Mbps | 5 Gbps | 650 Mbps | 0.3 Gbps |
| Threat Protection Throughput | 3 Gbps | 100 Mbps | 3 Gbps | 150 Mbps | N/A |
| IPS Throughput | 2 Gbps | 100 Mbps | 2 Gbps | 150 Mbps | 0.25 Gbps |
| VPN Throughput | 1.5 Gbps | 100 Mbps | 1.5 Gbps | 250 Mbps | 0.075 Gbps |
| Supported Applications | 100 | N/A | 10 | N/A | N/A |
| Centralized Configuration & Reporting | Yes | Cisco ASDM | Yes | Cisco Adaptive Security Device Manager (ASDM) & Cisco Security Manager | ASDM |
| Feature | Deep Packet Inspection, Advanced Threat Defense | Next-Generation Firewall, Advanced Threat Protection | Next-Generation Firewall with integrated threat prevention | FirePOWER services integrated | Integrated Wireless Controller |
| Concurrent Sessions | 250000 | 50000 | 250000 | 50000 | 10,000 |
| Maximum Concurrent Sessions | 500000 | 100000 | 500000 | 50000 | 30,000 |
| Users/Nodes | Unlimited | N/A | Unlimited | 250 | N/A |
| Integrated I/O | 8 | 8 | N/A | 8 | 8 |
| New Sessions Per Second | 30000 | N/A | 50000 | 3200 | 1,500 |
| Supported VPN Types | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN |
| Routing Protocols Supported | OSPF / BGP / RIP / Static Routing | OSPF / BGP / RIP / Static Routing | OSPF / BGP / Static Routing | OSPF / Static Routing | OSPF / Static Routing |
| Security Services | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus / Web Filtering / IPS / VPN |
| High Availability | Active-Passive | Active-Passive | Active-Passive | Active-Passive | Active-Passive |
| Interfaces | RJ-45 / SFP | RJ-45 / SFP | RJ-45 / SFP | RJ-45 / SFP | RJ-45 / SFP |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | N/A | 1 WAN |
| LAN Ports | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports |
| Switch Ports | Yes | No | No | No | Yes |
| POE Ports | No | No | No | No | No |
| Management Options | Cloud / CLI / GUI / Centralized / REST API / SNMP | CLI / GUI / Centralized / SNMP | Cloud / CLI / GUI / SNMP | CLI / GUI / ASDM / SNMP | CLI / GUI / ASDM |
| Logging & Monitoring | Built-in / Syslog / Cloud Logging | Built-in | Built-in / Syslog | Built-in | Built-in |
| Firewall Policies Supported | 1000 | N/A | 1000 | N/A | N/A |
| Users Supported | Unlimited | N/A | Unlimited | 250 | N/A |
| Memory | 8 GB | 4 GB | 16 GB | 4 GB | 2 GB |
| Flash Storage | 128 GB SSD | 16 GB | 128 GB | 32 GB | 8 GB |
| Expansion Slots | SFP | N/A | SFP | N/A | SFP |
| Form Factor | 1 RU | Desktop | Rack-mount | Desktop | Desktop |
| Rack Units | 1 RU | N/A | 1 RU | N/A | N/A |
| Device Type | NGFW | NGFW | NGFW | NGFW | NGFW |
| Product Name | ASA5516-SSD | ASA5506H-SP-BUN-K9 | ASA5555-FTD-BUN | Cisco ASA 5506W-Z-K9 | Cisco ASA5506W-E-K9 |
| Height | 1.75 inches | 1.7 inches | 1.75 inches | 1.1 in | N/A |
| Width | 17 inches | 17 inches | 17.5 inches | 8.66 in | N/A |
| Depth | 16 inches | 13 inches | 15 inches | 8.09 in | N/A |
| Weight | 15 lbs | 5 lbs | 15 lbs | 6.6 lbs | N/A |
ASA 5516-X SSD variant ensures fast, reliable performance with stable operation for mid-sized networks.
Professional-grade appliance with minimal downtime and efficient management.
Durable and easy to deploy for enterprise environments.
Consistent, secure, and efficient firewall performance.
Handles critical applications reliably and securely.
The Cisco ASA5516-SSD is a next-generation firewall appliance in the ASA5500-X series featuring integrated SSD storage for high-speed log processing, threat inspection, and VPN termination.
The ASA5516-SSD ships with a factory-installed 120 GB M.2 SATA SSD and can be upgraded to 480 GB using Cisco-approved M.2 SSD modules.
With threat inspection enabled, the ASA5516-SSD delivers up to 750 Mbps of firewall throughput.
It supports up to 250 IPsec VPN peers and up to 1,000 AnyConnect SSL VPN sessions concurrently.