Name:
ASA5506-K9
- Description:
- Cisco ASA 5500-X Next Generation, ASA 5506-X, 8*GE ports, 1GE Mgmt, AC, 3DES/AES, AVC, FirePower, FireSIGHT, unlimited user nodes
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$1,262.00
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$849.00
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ASA5506-K9
Cisco ASA 5500-X Next Generation, ASA 5506-X, 8*GE...
$849.00
18 in Global Warehouse
$849.00
33% off
TRUSTED, TRIED, PROVEN
ASA5506-K9 Overview
ASA5506-K9 is a high-performance hardware appliance engineered for small business and branch office environments. It features a compact desktop design equipped with eight integrated LAN ports and dual SFP interfaces for flexible WAN connectivity, delivering a firewall throughput of up to 250 Mbps and supporting essential security services such as IPS, antivirus, web filtering, and VPN.
ASA5506-K9 provides versatile deployment options with management via CLI, GUI, and SNMP, making it ideal for secure access, segmentation, and unified threat management use cases in SMB and enterprise branch settings. Its active-passive high availability configuration and centralized configuration/reporting capabilities ensure scalable, resilient protection for demanding network environments.
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ASA5506-K9 Specifications
| Product Type | Firewall Appliance |
| Architecture | Desktop |
| Deployment Type | Small Business / Branch Office |
| Use Case | VPN / UTM |
| Firewall Layer Supported | Layer 3 / Layer 4 |
| Power Source | AC Power Supply |
| Redundant Power Supply Supported | No |
| Firewall Throughput | 250 Mbps |
| Threat Protection Throughput | 100 Mbps |
| IPS Throughput | 60 Mbps |
| VPN Throughput | 100 Mbps |
| Supported Applications | N/A |
| Centralized Configuration & Reporting | Cisco ASDM / Cisco Security Manager |
| Feature | Next-Generation Firewall |
| Concurrent Sessions | 20000 |
| Maximum Concurrent Sessions | 20000 |
| Users/Nodes | Unlimited |
| Integrated I/O | 8 |
| New Sessions Per Second | 2000 |
| 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 | RJ-45 / SFP |
| WAN Ports | 2 WAN |
| LAN Ports | 8 LAN Ports |
| Switch Ports | Yes |
| POE Ports | No |
| Management Options | CLI / GUI / SNMP |
| Logging & Monitoring | Built-in / Syslog |
| Firewall Policies Supported | 50 |
| Users Supported | Unlimited |
| Memory | 2 GB |
| Flash Storage | 4 GB |
| Expansion Slots | N/A |
| Form Factor | Desktop |
| Rack Units | 1 RU |
| Device Type | NGFW |
| Product Name | Cisco ASA5506-K9 |
| Height | 1.7 inches |
| Width | 8.3 inches |
| Depth | 7.1 inches |
| Weight | 7.7 lbs |
ASA5506-K9 Use Case
Branch Office Network Segmentation and Unified Threat Protection
In a mid-sized retail chain with multiple branch locations, the Cisco ASA5506-K9 Next-Generation firewall (8×GE ports, 1 GE management) establishes secure site-to-site VPN tunnels, segments POS and corporate networks, and deploys FirePower with AVC for real-time intrusion prevention and application control. Benefit: Achieves PCI DSS compliance, minimizes lateral threat movement, and centralizes security operations with low latency.
Secure Remote Workforce Access and Data Encryption
For a global consulting firm, the ASA5506-K9 (3DES/AES, unlimited user nodes) delivers AnyConnect SSL/IPsec VPN for hundreds of teleworkers, enforces strong encryption, and leverages FireSIGHT analytics to monitor endpoint behavior. Benefit: Provides high-performance, compliant remote access, protects sensitive client data, and maintains full visibility into user sessions.
IoT Network Isolation and Threat Intelligence in Manufacturing
In a smart manufacturing facility, the ASA5506-K9 (AVC, FirePower, FireSIGHT) isolates IoT and SCADA devices on dedicated VLANs, applies granular application policies, and uses advanced threat intelligence to detect and quarantine anomalies. Benefit: Enhances operational uptime, prevents malware propagation across OT/IT boundaries, and accelerates incident response.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Architecture | Rack-mount | Rack-mount | Desktop | Rack-mount | Desktop |
| Centralized Configuration & Reporting | Cisco ASDM / Cisco Security Manager | Cisco ASA Management Center | Supported (Cisco ASDM, Cisco Security Manager) | Yes | Cisco ASDM / Cisco Security Manager |
| Concurrent Sessions | 250,000 | 1000000 | 32000 | 100000 | 20000 |
| Deployment Type | Enterprise / Branch Office | Enterprise / Data Center / Branch / Cloud | Small Business / Branch Office | Enterprise / Branch Office | Small Business / Branch Office |
| Depth | 16.9 in | 30 inches | N/A | 17.2 inches | 7.1 inches |
| Device Type | NGFW | NGFW | NGFW | NGFW | NGFW |
| Expansion Slots | N/A | SFP | N/A | SFP | N/A |
| Feature | Advanced Threat Defense, IPS, VPN, Web Filtering, Antivirus | Integrated Security Services | Stateful Inspection, NAT, VPN | Next-Generation Firewall with integrated IPS, antivirus, web filtering, and VPN | Next-Generation Firewall |
| Firewall Layer Supported | Layer 3 / Layer 4 | Layer 3 / Layer 4 / Layer 7 | Layer 3 / Layer 4 | Layer 4 / Layer 7 | Layer 3 / Layer 4 |
| Firewall Policies Supported | N/A | N/A | N/A | 250 | 50 |
| Firewall Throughput | 2.5 Gbps | 20 Gbps | 0.15 Gbps | 4.5 Gbps | 250 Mbps |
| Flash Storage | 16 GB | 128 GB SSD | 128 MB | 128 GB | 4 GB |
| Form Factor | 1 RU | Rack-mount | Desktop | 1 RU | Desktop |
| Height | 1.7 in | 3.44 inches | N/A | 1.75 inches | 1.7 inches |
| High Availability | Active-Passive | Active-Passive | Not Supported | Active-Passive | Active-Passive |
| Integrated I/O | N/A | N/A | 9 | 6 | 8 |
| Interfaces | RJ-45 / SFP | RJ-45 / SFP | RJ-45 | RJ-45 / SFP | RJ-45 / SFP |
| IPS Throughput | 600 Mbps | 4 Gbps | N/A | 1.5 Gbps | 60 Mbps |
| LAN Ports | 4 LAN Ports | 4 LAN Ports | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports |
| Logging & Monitoring | Built-in | Built-in / Syslog | Built-in / Syslog | Built-in / Syslog | Built-in / Syslog |
| Management Options | CLI / GUI / SNMP | CLI / GUI / SNMP | CLI, GUI (ASDM), SNMP | Cloud / CLI / GUI / SNMP | CLI / GUI / SNMP |
| Maximum Concurrent Sessions | 250,000 | 1000000 | 32000 | 200000 | 20000 |
| Memory | 4 GB | 16 GB | 256 MB | 8 GB | 2 GB |
| New Sessions Per Second | 8,000 | 50000 | N/A | 10000 | 2000 |
| 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 | ASA5525-K9 | Cisco ASA 5585-X S20X-K9 Security Appliance | Cisco ASA5505-50-BUN-K9 | ASA5545-K7 | Cisco ASA5506-K9 |
| Product Type | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance |
| Rack Units | 1 RU | 2 RU | N/A | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | Yes | No | Yes | No |
| Routing Protocols Supported | OSPF / BGP / RIP / Static Routing | OSPF / BGP / RIP / Static Routing | Static Routing, RIP | OSPF / BGP / RIP / Static Routing | OSPF / BGP / RIP / Static Routing |
| Security Services | Antivirus / Web Filtering / IPS / VPN | Antivirus / Web Filtering / Application Control / IPS / VPN | VPN | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus / Web Filtering / Application Control / IPS / VPN |
| Supported Applications | N/A | N/A | N/A | 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 | No | Yes | Yes | Yes |
| Threat Protection Throughput | 600 Mbps | 9 Gbps | N/A | 2 Gbps | 100 Mbps |
| Use Case | VPN / Secure Access / UTM | VPN / Secure Access / UTM | VPN / Secure Access / UTM | VPN / Secure Access / UTM | VPN / UTM |
| Users Supported | N/A | N/A | 50 | N/A | Unlimited |
| Users/Nodes | N/A | Unlimited | 50 | Unlimited | Unlimited |
| VPN Throughput | 1.2 Gbps | 12 Gbps | 0.05 Gbps | 3 Gbps | 100 Mbps |
| WAN Ports | 2 WAN | 2 WAN | 1 WAN | 2 WAN | 2 WAN |
| Weight | 17 lbs | 50 lbs | N/A | 15 lbs | 7.7 lbs |
| Width | 17.3 in | 17.2 inches | N/A | 17.2 inches | 8.3 inches |
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Questions & Answers
Q
What is the Cisco ASA 5506-X (SKU ASA5506-K9)?
A
The Cisco ASA 5506-X is a next-generation firewall appliance that combines stateful inspection, advanced threat protection and integrated FirePower services in a compact form factor for branch and small-business deployments.
Q
How many network interfaces does the ASA 5506-X provide?
A
The ASA5506-K9 offers eight 10/100/1000 Mbps Ethernet data ports and one dedicated 1 GbE management port for simplified installation and network segmentation.
Q
What throughput performance can I expect from the ASA5506-K9?
A
You can achieve up to 750 Mbps of firewall throughput and approximately 100 Mbps with FirePower services enabled, ensuring fast inspection without sacrificing protection.
Q
Does the ASA 5506-X support 3DES and AES encryption?
A
Yes. The ASA5506-K9 includes hardware-based 3DES and AES encryption for VPN tunnels and secure data transmission in accordance with industry standards.
Q
What security services are included with ASA5506-K9?
A
The appliance integrates Cisco AVC, FirePower intrusion prevention, advanced malware protection (AMP) and FireSIGHT management to deliver comprehensive threat defense.
Q
Can I deploy ASA5506-K9 in a high-availability setup?
A
Yes. The ASA 5506-X supports active/standby high availability for uninterrupted network operations and seamless failover in critical environments.
Q
What VPN capabilities does the ASA 5506-X offer?
A
It supports IPsec site-to-site VPN, SSL VPN for remote access, and clientless VPN, enabling secure connectivity for branch offices and mobile users.
Q
How do I manage the ASA 5506-X firewall?
A
Management is available via the Cisco Adaptive Security Device Manager (ASDM) GUI or the CLI, providing flexible control and policy configuration.
Q
Is the ASA5506-K9 suitable for small and medium businesses?
A
Absolutely. Its compact design, integrated security services and simplified management make it ideal for SMBs seeking enterprise-grade protection.
Q
Does the ASA 5506-X support IPv6 networks?
A
Yes. It offers comprehensive IPv6 support including dual-stack operation, IPv6 routing and IPv6 ACLs to future-proof your network.
Q
What user node limit does the ASA5506-K9 license support?
A
The ASA5506-K9 includes an unlimited user node license, allowing unrestricted VPN and remote-access endpoint scalability without additional fees.
Q
How many concurrent connections does the ASA5506-K9 handle?
A
It supports up to 100,000 concurrent sessions under normal operation, ensuring high user capacity for demanding applications.
Q
What warranty and support options are available?
A
Cisco offers a one-year limited hardware warranty and optional SMARTnet maintenance for 24×7 technical support, software updates and advance hardware replacement.
Q
How do I update the ASA 5506-X software and threat signatures?
A
Updates are applied via ASDM or CLI using Cisco’s software repository. FirePower signatures and AMP definitions can be scheduled for automatic download.
Q
What power requirements and form factor does the ASA5506-K9 have?
A
The unit features an internal AC power supply (100–240 VAC) in a compact desktop chassis, consuming under 20 W for energy-efficient deployments.
Q
Which FirePower and FireSIGHT license options are available?
A
You can choose between Threat, Malware, URL and AMP subscriptions. All are managed through FireSIGHT, offering flexible service tiers for intrusion and content control.
Q
How do I purchase the ASA 5506-X (SKU ASA5506-K9)?
A
You can order through authorized Cisco partners or Cisco’s online store. Provide the SKU ASA5506-K9 to ensure you receive the unlimited user nodes bundle.