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ASA5585-S40-2A-K9
ASA 5585-X CHASSIS WITH SSP40 6GBE 4SFP+ 2GBE MGMT 2AC 3DES/...
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ASA5585-S40-2A-K9 is a high-performance, rack-mountable hardware firewall appliance engineered for enterprise and data center environments. Designed for secure perimeter defense, it delivers up to 40 Gbps of firewall throughput, supports multi-layer security including IPS, antivirus, web filtering, and VPN services, and features dual 10-Gigabit Ethernet interfaces along with additional LAN connectivity options. The appliance comes equipped with redundant AC power supplies and is optimized for high availability and clustered deployments.
ASA5585-S40-2A-K9 is ideal for organizations seeking robust, scalable network security with centralized management capabilities via CLI, GUI, REST API, and SNMP. Its architectural design supports use cases such as secure remote access, branch office protection, and cloud connectivity while offering capabilities to handle 4+ million concurrent sessions and up to 350,000 new sessions per second, ensuring optimal performance across VPN, IPS, and multi-service security deployments.
ASA5585-S40-2A-K9 price is $75,464.00, a 55.7% saving from the Cisco list price of $170,394.00. ASA5585-S40-2A-K9 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for ASA5585-S40-2A-K9 for additional pricing. Browse the full Asa 5500 Series Business Edition Bundles series or explore all Cisco products.
In a global enterprise data center, the ASA5585-S40-2A-K9 chassis with SSP-40 module delivers up to 6 Gbps of firewall throughput and hardware-accelerated 3DES/AES encryption across 6 GigE and 4 SFP+ ports. Deployed at the network edge, it inspects east-west and north-south traffic with sub-millisecond latency and supports up to 10 million concurrent connections. Benefit: Ensures regulatory compliance, delivers carrier-grade performance and simplifies threat enforcement at scale.
A multinational enterprise uses the ASA5585-S40-2A-K9 with SSP-40 as a central VPN hub to terminate thousands of IPSec tunnels from regional offices. Leveraging hardware-offload encryption (3DES/AES) and dual AC power for 99.99% uptime, it maintains consistent throughput over 4 SFP+ links and 2 GE management ports. Benefit: Enables secure, high-performance branch interconnectivity, centralized policy management and predictable SLAs.
A global bank deploys the ASA5585-S40-2A-K9 chassis with SSP-40 to segment its DMZ into isolated zones for web, application and database tiers. With deep packet inspection, advanced threat protection and QoS over 6 GigE/4 SFP+ interfaces, it enforces granular access controls and PCI DSS compliance. Benefit: Reduces lateral threat movement, strengthens audit posture and maintains sub-millisecond inspection without performance degradation.
To get the detailed certification, please go to the Compliance Center.
 ASA5585-S40-2A-K9 |  ASA5585-S10-K7 |  ASA5585-S40-K8 |  ASA5585-S40-K7 |  ASA5585-S20-K7 | |
|---|---|---|---|---|---|
| Architecture | Rack-mount | Chassis, Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Centralized Configuration & Reporting | Yes | Cisco SecureX | Yes | Centralized Management | Yes |
| Concurrent Sessions | 4,000,000 | 500,000 | 2000000 | 1000000 | 2 Million |
| Deployment Type | Enterprise / Data Center | Enterprise / Data Center | Enterprise / Branch Office | Enterprise / Branch Office | Enterprise / Data Center / Branch Office |
| Depth | 28 inches | 28.00 inches | 15 inches | 18 inches | 17 inches |
| Device Type | NGFW | NGFW | NGFW | NGFW | NGFW |
| Expansion Slots | SFP | SFP | SFP | SFP | SFP |
| Feature | High availability, clustering | Advanced Malware Protection | High Availability, Scalability | IPS, Antivirus, Web Filtering, VPN | Comprehensive threat intelligence integration |
| Firewall Layer Supported | Layer 3 / Layer 4 / Layer 7 | Layer 3 / Layer 4 / Layer 7 | Layer 7 | Layer 7 | Layer 3 / Layer 7 |
| Firewall Policies Supported | N/A | N/A | 500 | 500 | 500 |
| Firewall Throughput | 40 Gbps | 10 Gbps | 40 Gbps | 40 Gbps | 20 Gbps |
| Flash Storage | 16 GB | 128 GB SSD | 128 GB | 128 GB | 128 GB |
| Form Factor | 2 RU | Chassis | 1 RU | 1 RU | 2 RU |
| Height | 3.44 inches | 3.44 inches | 1.75 inches | 1 inch | 3.5 inches |
| High Availability | Active-Passive | Active-Passive | Active-Passive | Active-Active | Active-Passive |
| IPS Throughput | N/A | 1.5 Gbps | 8 Gbps | 10 Gbps | 10 Gbps |
| Integrated I/O | N/A | N/A | 8 | 8 | 4 |
| Interfaces | RJ-45 / SFP | RJ-45 / SFP+ | RJ-45 / SFP | RJ-45 / SFP | RJ-45 / SFP |
| LAN Ports | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports |
| Logging & Monitoring | Built-in / Syslog | Built-in / Syslog | Built-in / Syslog / Cloud Logging | Built-in / Syslog | Built-in / Syslog / Cloud Logging |
| Management Options | CLI / GUI / Centralized / REST API / SNMP | CLI / GUI / SNMP / REST API | Cloud / CLI / GUI / Centralized / REST API / SNMP | Cloud / CLI / GUI / SNMP | Cloud / CLI / GUI / SNMP |
| Maximum Concurrent Sessions | N/A | 1,000,000 | 2000000 | 1000000 | 2.5 Million |
| Memory | 8 GB | 8 GB | 16 GB | 16 GB | 16 GB |
| New Sessions Per Second | 350,000 | 50,000 | 50000 | 50000 | 50,000 |
| POE Ports | No | No | No | No | No |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | ASA5585-S40-2A-K9 | ASA5585-S10-K7 | ASA5585-S40-K8 | ASA5585-S40-K7 | ASA5585-S20-K7 |
| Product Type | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance |
| Rack Units | 2 RU | 2 RU | 1 RU | 1 RU | 2 RU |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | Yes |
| Routing Protocols Supported | OSPF / BGP / RIP / Static Routing | OSPF / BGP / RIP / Static Routing | OSPF / BGP / Static Routing | OSPF / BGP / RIP / Static Routing | OSPF / BGP / 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 / Application Control / IPS / VPN |
| Supported Applications | N/A | N/A | 50 | 1000 | 500 |
| Supported VPN Types | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN |
| Switch Ports | No | No | Yes | Yes | Yes |
| Threat Protection Throughput | N/A | N/A | 20 Gbps | N/A | 15 Gbps |
| Use Case | VPN / Secure Access / UTM | VPN / Secure Access / UTM | VPN / Secure Access / UTM | VPN / Secure Access / UTM | VPN / Secure Access / UTM |
| Users Supported | N/A | N/A | Unlimited | 500000 | Unlimited |
| Users/Nodes | Unlimited | Unlimited | Unlimited | Unlimited | Unlimited |
| VPN Throughput | 20 Gbps | 6 Gbps | 10 Gbps | 20 Gbps | 5 Gbps |
| WAN Ports | 2 WAN | 4 WAN | 2 WAN | 4 WAN | 2 WAN |
| Weight | 48 lbs | 75 lbs | 25 lbs | 30 lbs | 35 lbs |
| Width | 17.3 inches | 17.25 inches | 17.5 inches | 19 inches | 17 inches |
High-performance 5585-X SSP40 with dual AC ensures reliable firewall operation.
Stable performance and professional-grade throughput.
Easy to deploy and maintain.
Durable appliance for enterprise-grade network security.
Reliable operation under medium to high network traffic.
The Cisco ASA 5585-X with SSP40 is a high-performance firewall chassis offering 6× Gigabit Ethernet, 4× SFP+, 2× Gigabit Ethernet management ports, dual AC power and hardware 3DES/AES encryption.
The SSP40 module provides up to 20 Gbps of firewall throughput with full 3DES/AES encryption acceleration for medium to high-capacity data center deployments.
It includes 6 fixed Gigabit Ethernet ports, 4 SFP+ ports supporting 1/10 Gbps optics, plus 2 dedicated Gigabit Ethernet management ports.
It supports hardware-accelerated 3DES, AES-CBC, AES-GCM and FIPS 140-2 Level 2 compliant encryption for VPN and firewall traffic.