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5585-X SSP40 with dual DC provides dependable and high-performance firewall protection.
ASA5585-S40-2D-K9
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ASA 5585-X Chas with SSP40,6GE,4SFP+,2GE Mgt,2 DC,3DES/AES
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ASA5585-S40-2D-K9
- Description:
- ASA 5585-X Chas with SSP40,6GE,4SFP+,2GE Mgt,2 DC,3DES/AES
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- Cisco
- GTIN:
- 818249864990
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ASA5585-S40-2D-K9 Overview
ASA5585-S40-2D-K9 is a high-performance, rack-mounted hardware appliance engineered for demanding enterprise, data center, and branch office environments. It delivers robust firewall capabilities with a stated throughput capacity of 40 Gbps and offers flexible port configurations via high-speed SFP interfaces, ensuring both LAN and WAN connectivity. The appliance is designed with dual AC power supply inputs that support redundancy to help maintain continuous operation, and it integrates multiple security services—including IPS, antivirus, web filtering, and VPN—to provide comprehensive threat defense.
ASA5585-S40-2D-K9 is optimized for centralized management and streamlined deployment via CLI, GUI, and SNMP, making it ideal for scenarios where scalability and high availability are crucial. Its architecture supports advanced networking features such as routing protocols (OSPF, BGP, RIP, Static Routing) and high availability in an active-passive configuration, positioning it as a versatile next-generation firewall solution for organizations with rigorous security and performance requirements.
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ASA5585-S40-2D-K9 Specifications
- Product Type
- Firewall Appliance
- Architecture
- Rack-mount
- Deployment Type
- Enterprise / Data Center / Branch Office
- Use Case
- VPN / Secure Access / UTM
- Firewall Layer Supported
- Layer 3 / Layer 4 / Layer 7
- Power Source
- AC Power Supply
- Redundant Power Supply Supported
- Yes
- Firewall Throughput
- 40 Gbps
- Threat Protection Throughput
- N/A
- IPS Throughput
- N/A
- VPN Throughput
- N/A
- Supported Applications
- N/A
- Centralized Configuration & Reporting
- Yes
- Feature
- Next-Generation Firewall with Integrated IPS, Antivirus, Web Filtering, and VPN
- Concurrent Sessions
- 1,000,000
- Maximum Concurrent Sessions
- 1,000,000
- Users/Nodes
- Unlimited
- Integrated I/O
- N/A
- New Sessions Per Second
- N/A
- Supported VPN Types
- IPSec / SSL VPN
- Routing Protocols Supported
- OSPF / BGP / RIP / Static Routing
- Security Services
- Antivirus / Web Filtering / Application Control / IPS / VPN
- High Availability
- Active-Passive
- Interfaces
- SFP
- WAN Ports
- 2 WAN
- LAN Ports
- N/A
- Switch Ports
- No
- POE Ports
- No
- Management Options
- CLI / GUI / SNMP
- Logging & Monitoring
- Built-in / Syslog
- Firewall Policies Supported
- N/A
- Users Supported
- N/A
- Memory
- 16 GB
- Flash Storage
- 64 GB
- Expansion Slots
- SFP
- Form Factor
- 1 RU
- Rack Units
- 1 RU
- Device Type
- NGFW
- Product Name
- ASA5585-S40-2D-K9
- Height
- 1.75 inches
- Width
- 17.3 inches
- Depth
- 18.7 inches
- Weight
- 30 lbs
ASA5585-S40-2D-K9 Use Case
High-Availability Multi-Site Data Center Interconnect
In a global enterprise operating three data centers across North America, Europe, and Asia, the ASA 5585-X chassis with SSP40 (6 GE, 4 SFP+, 2 GE Mgt, dual-DC power, 3DES/AES) delivers up to 40 Gbps firewall throughput and 10 Gbps hardware-accelerated AES encryption. By deploying redundant units and encrypted GRE/IPsec tunnels, IT enforces consistent security policies, achieves stateful inspection, and ensures regulatory compliance. Outcome: 99.999% uptime, uniform threat protection, and a 60% reduction in inter-site latency for seamless data replication.
High-Performance Encrypted VPN for Financial Trading Platforms
A global investment bank requires sub-millisecond latency and FIPS-compliant encryption for trading desks in New York, London, and Tokyo. The ASA5585-S40-2D-K9-ASA chassis with SSP40 (4 SFP+ ports) and hardware-accelerated 3DES/AES achieves over 10 Gbps of IPsec VPN throughput. Engineers configure scalable site-to-site and remote-access VPNs with granular access control and integrated threat intelligence. Outcome: Secure, low-latency connectivity for high-frequency trading, 40% faster execution, and full SOX/PCI-DSS compliance.
Scalable Cloud Workload Segmentation and Advanced Threat Defense
A multinational retail chain migrating to a hybrid-cloud model leverages the ASA 5585-X chassis with SSP40 (6 GE, 4 SFP+ interfaces) for East-West traffic inspection between on-premises and AWS environments. Utilizing advanced malware protection, sandboxing, and application-layer filtering, security teams isolate critical workloads, enforce least-privilege access, and mitigate zero-day threats. Outcome: 50% improvement in threat detection rates, centralized policy management across 500+ VMs, and cost-effective scaling during peak shopping seasons.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| ASA5585-S40-2D-K9 |  ASA5585-S40-K8 |  ASA5585-S40-K7 |  ASA5512-K9 |  ASA5585-S20-K9 | |
|---|---|---|---|---|---|
| Architecture | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Chassis |
| Centralized Configuration & Reporting | Yes | Yes | Centralized Management | Cisco Defense Orchestrator | Cisco Defense Orchestrator |
| Concurrent Sessions | 1,000,000 | 2000000 | 1000000 | 250,000 | 2 Million |
| Deployment Type | Enterprise / Data Center / Branch Office | Enterprise / Branch Office | Enterprise / Branch Office | Enterprise / Branch Office | Enterprise / Data Center / Branch Office |
| Depth | 18.7 inches | 15 inches | 18 inches | 15.7 inches | N/A |
| Device Type | NGFW | NGFW | NGFW | NGFW | NGFW |
| Expansion Slots | SFP | SFP | SFP | SFP | SFP |
| Feature | Next-Generation Firewall with Integrated IPS, Antivirus, Web Filtering, and VPN | High Availability, Scalability | IPS, Antivirus, Web Filtering, VPN | Next-Generation Firewall with FirePOWER Services | Next-Generation Firewall, IPS, Advanced Malware Protection |
| Firewall Layer Supported | Layer 3 / Layer 4 / Layer 7 | Layer 7 | Layer 7 | Layer 3 / Layer 4 / Layer 7 | Layer 3 / Layer 4 / Layer 7 |
| Firewall Policies Supported | N/A | 500 | 500 | 500 | N/A |
| Firewall Throughput | 40 Gbps | 40 Gbps | 40 Gbps | 2.5 Gbps | 20 Gbps |
| Flash Storage | 64 GB | 128 GB | 128 GB | 128 GB | 32 GB |
| Form Factor | 1 RU | 1 RU | 1 RU | 1 RU | Chassis |
| Height | 1.75 inches | 1.75 inches | 1 inch | 1.73 inches | N/A |
| High Availability | Active-Passive | Active-Passive | Active-Active | Active-Passive | Active-Passive |
| IPS Throughput | N/A | 8 Gbps | 10 Gbps | 525 Mbps | 6 Gbps |
| Integrated I/O | N/A | 8 | 8 | 8 | N/A |
| Interfaces | SFP | RJ-45 / SFP | RJ-45 / SFP | RJ-45 / SFP / SFP+ | RJ-45 / SFP |
| LAN Ports | N/A | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports |
| Logging & Monitoring | Built-in / Syslog | Built-in / Syslog / Cloud Logging | Built-in / Syslog | Built-in | Built-in / Syslog |
| Management Options | CLI / GUI / SNMP | Cloud / CLI / GUI / Centralized / REST API / SNMP | Cloud / CLI / GUI / SNMP | Cloud / CLI / GUI / Centralized / REST API / SNMP | CLI / GUI / SNMP / REST API |
| Maximum Concurrent Sessions | 1,000,000 | 2000000 | 1000000 | 1,000,000 | 2 Million |
| Memory | 16 GB | 16 GB | 16 GB | 8 GB | 16 GB |
| New Sessions Per Second | N/A | 50000 | 50000 | 20,000 | 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-S40-2D-K9 | ASA5585-S40-K8 | ASA5585-S40-K7 | Cisco ASA5512-K9 | Cisco ASA5585-S20-K9 |
| Product Type | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance |
| Rack Units | 1 RU | 1 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 / Static Routing | OSPF / BGP / RIP / Static Routing | OSPF / BGP / RIP / Static Routing | OSPF / BGP / RIP / 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 | IPS / Antivirus / Web Filtering / VPN |
| Supported Applications | N/A | 50 | 1000 | N/A | N/A |
| Supported VPN Types | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN |
| Switch Ports | No | Yes | Yes | Yes | No |
| Threat Protection Throughput | N/A | 20 Gbps | N/A | 650 Mbps | 10 Gbps |
| Use Case | VPN / Secure Access / UTM | VPN / Secure Access / UTM | VPN / Secure Access / UTM | VPN / Secure Access / Segmentation / UTM | NGFW / UTM / VPN |
| Users Supported | N/A | Unlimited | 500000 | N/A | N/A |
| Users/Nodes | Unlimited | Unlimited | Unlimited | Unlimited | Unlimited |
| VPN Throughput | N/A | 10 Gbps | 20 Gbps | 1.25 Gbps | 10 Gbps |
| WAN Ports | 2 WAN | 2 WAN | 4 WAN | 2 WAN | 2 WAN |
| Weight | 30 lbs | 25 lbs | 30 lbs | 22 lbs | N/A |
| Width | 17.3 inches | 17.5 inches | 19 inches | 17.2 inches | N/A |
Reviews & Ratings
O
Olive Steele
5
Quick deployment and stable network operations.
P
Peyton Blake
4
Professional-grade appliance with consistent throughput.
Q
Quincy Hayes
5
Durable and efficient under heavy traffic.
R
Rory Barrett
5
Reliable solution for mission-critical enterprise networks.
Questions & Answers
What is the Cisco ASA5585-S40-2D-K9 (ASA 5585-X) chassis with SSP40?
The Cisco ASA5585-S40-2D-K9 is a high-performance security chassis equipped with an SSP40 service module, 6 Gigabit Ethernet ports, 4 SFP+ ports, 2 management ports, dual DC power supplies, and hardware-accelerated 3DES/AES encryption.
What throughput does the ASA 5585-X with SSP40 support?
With the SSP40 module, the ASA 5585-X delivers up to 20 Gbps of firewall throughput and up to 4 Gbps of IPsec VPN throughput, ensuring robust performance for high-traffic environments.
How many interfaces and port types are included in the ASA5585-S40-2D-K9?
The unit includes 6 fixed Gigabit Ethernet ports, 4 fixed 10 Gigabit SFP+ ports, 2 Gigabit Ethernet management ports, and 2 DC power inputs for redundancy.
What encryption algorithms are supported by the ASA5585-S40-2D-K9?
The ASA5585-S40-2D-K9 supports hardware-accelerated 3DES and AES encryption for secure IPsec VPN tunnels and data protection at wire speed.
Can the ASA 5585-X chassis be deployed in a high-availability configuration?
Yes, the ASA5585-S40-2D-K9 supports active/standby high-availability failover to ensure continuous security enforcement and minimal downtime.
What power options are available for the ASA 5585-X with SSP40?
This model includes two hot-swappable DC power supplies for N+1 redundancy and uninterrupted operation in demanding data-center environments.
Which security services are supported on the ASA5585-S40-2D-K9?
It supports firewall, intrusion prevention (IPS), VPN, Advanced Malware Protection, URL filtering, and application control via Cisco’s Security Services Module.
How is the ASA5585-S40-2D-K9 managed?
Management is handled via the two dedicated Gigabit Ethernet management ports, command-line interface, Cisco Adaptive Security Device Manager (ASDM), or Cisco Security Manager.
What licensing model does the ASA 5585-X use?
The ASA5585-S40-2D-K9 uses a modular licensing model, requiring an SSP40 license plus optional feature licenses for VPN peers, security contexts, and advanced threat protection.
Is the ASA5585-S40-2D-K9 compatible with Cisco Firepower services?
Yes, you can integrate Cisco Firepower services on the SSP40 module to enable next-generation firewall features such as threat intelligence and advanced malware detection.
What are the physical dimensions and rack requirements?
The ASA5585-S40-2D-K9 measures 2 RU in height, 17.5 inches in depth, weighs approximately 22 lbs, and fits standard 19-inch server racks.
How many security contexts can the ASA5585-S40-2D-K9 support?
With the appropriate security context license, the chassis can support up to 250 virtual security contexts, enabling multi-tenant segmentation.
What environmental specifications apply to the ASA5585-S40-2D-K9?
It operates between 32°F to 104°F (0°C to 40°C), with relative humidity of 5% to 90% non-condensing, suitable for most data-center environments.
What warranty and support options are available?
Cisco offers a limited lifetime warranty for the chassis and optional SMARTnet or Software Support Service contracts for 24/7 technical assistance and software updates.
Which use cases are ideal for the ASA5585-S40-2D-K9?
This appliance is ideal for large enterprises and service providers requiring high-throughput firewall, VPN, multi-context segmentation, and integrated threat defense.