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ASA5580-20-4GE-K9
ASA 5580-20 Security Appliance with 4 GE, Dual AC, 3DES/AES,...
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ASA5580-20-4GE-K9 is a high-performance, rack-mount hardware appliance engineered for enterprise and data center security. It delivers up to 20 Gbps of firewall throughput with a fixed configuration of four integrated Gigabit Ethernet ports that can be flexibly deployed for LAN connectivity or adapted via SFP modules. The appliance features redundant AC power supplies and supports a full suite of security services including IPS, antivirus, web filtering, and VPN, enabling it to defend against evolving threats.
ASA5580-20-4GE-K9 is optimized for demanding environments such as branch offices, enterprise campuses, and cloud-connected networks. Its management capabilities via CLI, GUI, SNMP, and centralized reporting make deployment and operational oversight efficient. In addition, its high availability with active-passive failover and scalable architecture ensure that organizations can maintain robust secure access and threat protection across a range of network sizes and use cases.
ASA5580-20-4GE-K9 price is is available on request. Get immediate quote.
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In a large‐scale enterprise data center, the ASA5580-20-4GE-K9-ASA 5580-20 appliance secures north-south traffic with 20 Gbps firewall throughput, four GE ports and dual AC power while offloading 3DES/AES encryption. Outcome: delivers carrier-class availability, sub-millisecond latency and enforcement of corporate security policies under peak loads.
A multi-national retail chain deploys ASA5580-20-4GE-K9-ASA 5580-20 at regional hubs to terminate dozens of IPsec tunnels over its four GE interfaces using hardware-accelerated AES encryption. Outcome: achieves PCI DSS compliance, real-time POS and inventory synchronization, and centralized firewall policy management across 50+ stores.
A managed-services provider uses ASA5580-20-4GE-K9-ASA 5580-20 in multi-context mode to deliver isolated virtual firewalls for cloud tenants, leveraging 3DES/AES encryption and dedicated GE links per tenant. Outcome: enforces strict tenant isolation, meets GDPR and SOX auditing requirements, and enables granular role-based policy controls on a single platform.
To get the detailed certification, please go to the Compliance Center.
| ASA5580-20-4GE-K9 |  ASA5505-UL-BUN-K9 |  ASA5525-FPWR-K9 |  ASA5510-SSL50-K9 |  ASA5525-CU-K9 | |
|---|---|---|---|---|---|
| Product Type | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance |
| Architecture | Rack-mount | Desktop | Rack-mount | Rack-mount | Rack-mount |
| Deployment Type | Enterprise / Data Center | Small Business / Branch Office | Enterprise / Branch Office | Enterprise / Branch Office | Business / Enterprise / Branch Office |
| Use Case | VPN / Secure Access / UTM | VPN / Secure Access / Segmentation / UTM | VPN / Secure Access / Segmentation / UTM | VPN / Secure Access / UTM | VPN / Secure Access / UTM |
| Firewall Layer Supported | Layer 3 / Layer 4 / Layer 7 | Layer 3 / Layer 4 | Layer 3 / Layer 4 / Layer 7 | Layer 3 / Layer 4 | Layer 3 / Layer 4 / Layer 7 |
| 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 | Yes |
| Firewall Throughput | 20 Gbps | 150 Mbps | 1.5 Gbps | 150 Mbps | 2 Gbps |
| Threat Protection Throughput | 20 Gbps | N/A | N/A | N/A | N/A |
| IPS Throughput | N/A | N/A | N/A | 50 Mbps | N/A |
| VPN Throughput | 4 Gbps | 100 Mbps | 750 Mbps | 100 Mbps | 1 Gbps |
| Supported Applications | N/A | N/A | N/A | N/A | N/A |
| Centralized Configuration & Reporting | Yes | CLI, GUI, SNMP | Cisco ASDM / Cisco Security Manager | Cisco ASDM | Yes |
| Feature | Next-Generation Firewall (NGFW) with integrated IPS, antivirus, web filtering, and VPN | Unified Threat Management (UTM) | IPS, Antivirus, Web Filtering, Application Control, VPN | IPS, VPN, NAT, Stateful Firewall, Advanced Threat Protection | Next-Generation Firewall, IPS, VPN, Antivirus, Web Filtering |
| Concurrent Sessions | N/A | 10000 | 100000 | 25000 | 250,000 |
| Maximum Concurrent Sessions | N/A | 10000 | 200000 | N/A | 250,000 |
| Users/Nodes | Unlimited | 50 | Unlimited | N/A | Unlimited |
| Integrated I/O | N/A | 8 | N/A | 8 | N/A |
| New Sessions Per Second | N/A | 600 | 3000 | N/A | N/A |
| Supported VPN Types | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN / L2TP / PPTP / GRE | IPSec / SSL VPN | IPSec / SSL VPN |
| Routing Protocols Supported | OSPF / BGP / Static Routing | Static Routing / RIP | OSPF / BGP / RIP / Static Routing | OSPF / BGP / RIP / Static Routing | OSPF / BGP / RIP / Static Routing |
| Security Services | Antivirus / Web Filtering / IPS / VPN | Antivirus / Web Filtering / IPS / VPN | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus / Web Filtering / IPS / VPN | Antivirus / Web Filtering / Application Control / IPS / VPN |
| High Availability | Active-Passive | Active-Passive | Active-Passive | Active-Passive | Active-Passive |
| Interfaces | RJ-45 / SFP | RJ-45 | RJ-45 / SFP | RJ-45 | RJ-45 / SFP |
| WAN Ports | N/A | 1 WAN | 2 WAN | 1 WAN | 2 WAN |
| LAN Ports | 4 LAN Ports | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports |
| Switch Ports | No | Yes | No | No | No |
| POE Ports | No | No | No | No | No |
| Management Options | CLI / GUI / SNMP / Centralized | CLI, GUI, SNMP | Cloud / CLI / GUI / Centralized / SNMP | CLI / GUI / SNMP | CLI / GUI / SNMP / Centralized |
| Logging & Monitoring | Built-in / Syslog | Built-in | Built-in / Syslog | Built-in / Syslog | Built-in / Syslog / SNMP |
| Firewall Policies Supported | N/A | N/A | N/A | N/A | N/A |
| Users Supported | N/A | 50 | Unlimited | N/A | N/A |
| Memory | 8 GB | N/A | 4 GB | 2 GB | 8 GB |
| Flash Storage | 128 GB | N/A | 16 GB | 16 GB | 16 GB |
| Expansion Slots | N/A | N/A | SFP | N/A | N/A |
| Form Factor | 1 RU | Desktop | 1 RU | 1 RU | Rack-mount |
| Rack Units | 1 RU | N/A | 1 RU | 1 RU | 1 RU |
| Device Type | NGFW | NGFW | NGFW | NGFW | NGFW |
| Product Name | ASA5580-20-4GE-K9 | Cisco ASA5505-UL-BUN-K9 | Cisco ASA5525-FPWR-K9 | ASA5510-SSL50-K9 | Cisco ASA5525-CU-K9 |
| Height | N/A | N/A | 1.75 inches | 1.7 inches | N/A |
| Width | N/A | N/A | 17 inches | 17 inches | N/A |
| Depth | N/A | N/A | 18 inches | 11 inches | N/A |
| Weight | N/A | N/A | 18 lbs | 12 lbs | N/A |
High throughput firewall that handles enterprise traffic smoothly. Very stable under load and integrates well into existing Cisco security environments.
Deployed at the data center edge. Performance has been reliable with consistent VPN and firewall throughput.
Strong ASA platform for high traffic sites. No stability issues experienced in production.
Reliable security appliance with predictable performance. Good choice for larger networks.
Handles sustained traffic well. Cisco ASA reliability is exactly what we needed.
The Cisco ASA 5580-20 Security Appliance with 4 GE is a high-performance firewall platform featuring four Gigabit Ethernet ports, dual hot-swappable AC power supplies, and hardware-accelerated 3DES/AES encryption for enterprise-grade network security.
The ASA 5580-20 delivers up to 20 Gbps of firewall throughput and up to 10 Gbps of IPsec VPN throughput with 3DES/AES encryption enabled, ensuring line-rate performance for demanding environments.
The ASA 5580-20 supports up to 10 million concurrent connections and can establish up to 200,000 new connections per second, accommodating large-scale deployments.
The ASA 5580-20 supports up to 5,000 IPsec VPN tunnels with hardware acceleration and scalable key management for secure site-to-site and remote-access connectivity.
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