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Reliable ASA 5525-X ensures consistent firewall performance and network protection.
ASA5525-K8
ASA 5525-X WITH SW 8GE DATA 1GE MGMT AC DES
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Name:
ASA5525-K8
- Description:
- ASA 5525-X WITH SW 8GE DATA 1GE MGMT AC DES
- Rating:
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- Availability:
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- Brand:
- Cisco
- GTIN:
- 882658487521
- Condition:
- Warranty:
- 3
- List Price:
$8,995.00
- Price:
$3,475.0061.4% off
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1
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ASA5525-K8 Overview
ASA5525-K8 is a high-performance, rack-mounted hardware appliance built for enterprise and branch office deployments. It delivers industry-leading throughput capacity with a firewall throughput of 5 Gbps and integrates advanced security services such as IPS, antivirus, web filtering, and VPN, while providing a mix of LAN (RJ-45) and WAN (SFP) ports to ensure versatile connectivity. Dual AC power supplies with redundancy ensure continuous operation even under hardware failure, making this device a reliable choice for mission-critical environments.
Designed for scalability and high availability, the ASA5525-K8 supports advanced routing protocols like OSPF, BGP, RIP, and static routing, coupled with robust centralized management options including CLI, GUI, REST API, and SNMP. Its support for high concurrent session counts and active-active clustering addresses the needs of secure access, segmentation, and unified threat management (UTM) in dynamic networks while simplifying deployment and maintenance for modern IT infrastructures.
ASA5525-K8 price is $3,475.00, a 61.4% saving from the Cisco list price of $8,995.00. ASA5525-K8 is in stock and available for next-day dispatch. (terms applied)
Request bulk order quote for ASA5525-K8 for additional pricing. Browse the full Cisco Asa 5500 Series series or explore all Cisco products.
ASA5525-K8 Specifications
- Power Source
- AC Power Supply
- Rack Units
- 1 RU
- Redundant Power Supply Supported
- Yes
- Height
- 1.75 inches
- Weight
- 12 lbs
- Depth
- 18 inches
- Width
- 17 inches
- WAN Ports
- 2 WAN
- Memory
- 8 GB
- LAN Ports
- 8 LAN Ports
- Expansion Slots
- SFP
- Architecture
- Rack-mount
- Users/Nodes
- Unlimited
- Switch Ports
- Yes
- POE Ports
- No
- Form Factor
- 1 RU
- Device Type
- NGFW
- Product Type
- Firewall Appliance
- Deployment Type
- Enterprise / Branch Office
- Threat Protection Throughput
- 3 Gbps
- Security Services
- Antivirus / Web Filtering / Application Control / IPS / VPN
- Interfaces
- RJ-45 / SFP
- Supported VPN Types
- IPSec / SSL VPN
- Routing Protocols Supported
- OSPF / BGP / RIP / Static Routing
- Management Options
- Cloud / CLI / GUI / Centralized / REST API / SNMP
- Users Supported
- Unlimited
- Integrated I/O
- 8
- Use Case
- VPN / Secure Access / Segmentation / UTM
- IPS Throughput
- 2.5 Gbps
- Centralized Configuration & Reporting
- Yes
- Logging & Monitoring
- Built-in / Syslog
- High Availability
- Active-Active
- Firewall Layer Supported
- Layer 3 / Layer 7
- Flash Storage
- 32 GB
- Concurrent Sessions
- 600,000
- Firewall Throughput
- 5 Gbps
- VPN Throughput
- 2 Gbps
- Supported Applications
- 25
- Feature
- Next-Generation Firewall, Advanced Threat Protection
- Maximum Concurrent Sessions
- 1,200,000
- New Sessions Per Second
- 35,000
- Firewall Policies Supported
- Unlimited
- Product Name
- ASA5525-K8
ASA5525-K8 Use Case
Enterprise Branch Security with ASA5525-K8 8GE Data Firewall
Scenario: A global financial services firm deploys ASA5525-K8-ASA 5525-X WITH SW 8GE DATA 1GE MGMT AC DES at regional branches to inspect, encrypt and route high-volume transactions over eight dedicated 1 Gbps data ports. Benefit: Delivers up to 3 Gbps of sustained firewall throughput with integrated intrusion prevention and advanced malware defense, ensuring low-latency connectivity, fraud reduction and regulatory compliance.
Data Center Micro-Segmentation with ASA5525-K8
Scenario: A cloud hosting provider uses ASA5525-K8-ASA 5525-X WITH SW 8GE DATA 1GE MGMT AC DES to enforce east-west traffic controls across virtualized workloads via VLAN trunking on eight 1 Gbps interfaces. Benefit: Enables granular access policies, blocks lateral threat movement, simplifies PCI-DSS and GDPR compliance and boosts overall data center security posture.
Scalable Remote Access VPN for Mobile Workforce
Scenario: A multinational corporation configures ASA5525-K8-ASA 5525-X WITH SW 8GE DATA 1GE MGMT AC DES as a high-capacity AnyConnect SSL/IPsec gateway supporting 500+ concurrent users across eight data links. Benefit: Provides secure, low-latency remote connectivity with strong encryption, seamless user onboarding and centralized policy management, driving productivity and user satisfaction.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| ASA5525-K8 |  ASA5520-BUN-K9 |  ASA5580-40-BUN-K8 |  ASA5525-FPWR-K9 |  ASA5505-UL-BUN-K9 | |
|---|---|---|---|---|---|
| Product Type | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance | Firewall Appliance |
| Architecture | Rack-mount | Rack-mount | Rack-mount | Rack-mount | Desktop |
| Deployment Type | Enterprise / Branch Office | Enterprise / Branch Office | Enterprise / Branch Office | Enterprise / Branch Office | Small Business / Branch Office |
| Use Case | VPN / Secure Access / Segmentation / UTM | VPN / Secure Access / UTM | VPN / Secure Access / UTM | VPN / Secure Access / Segmentation / UTM | VPN / Secure Access / Segmentation / UTM |
| Firewall Layer Supported | Layer 3 / Layer 7 | Layer 3 / Layer 4 | Layer 3 / Layer 4 / Layer 7 | Layer 3 / Layer 4 / Layer 7 | Layer 3 / Layer 4 |
| Power Source | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Redundant Power Supply Supported | Yes | Yes | Yes | Yes | No |
| Firewall Throughput | 5 Gbps | 500 Mbps | 40 Gbps | 1.5 Gbps | 150 Mbps |
| Threat Protection Throughput | 3 Gbps | 150 Mbps | 20 Gbps | N/A | N/A |
| IPS Throughput | 2.5 Gbps | 150 Mbps | 15 Gbps | N/A | N/A |
| VPN Throughput | 2 Gbps | 300 Mbps | 10 Gbps | 750 Mbps | 100 Mbps |
| Supported Applications | 25 | N/A | 100 | N/A | N/A |
| Centralized Configuration & Reporting | Yes | Cisco Security Manager | Cisco ASDM | Cisco ASDM / Cisco Security Manager | CLI, GUI, SNMP |
| Feature | Next-Generation Firewall, Advanced Threat Protection | Advanced threat protection, stateful inspection, VPN support | Advanced threat protection | IPS, Antivirus, Web Filtering, Application Control, VPN | Unified Threat Management (UTM) |
| Concurrent Sessions | 600,000 | 100,000 | 500000 | 100000 | 10000 |
| Maximum Concurrent Sessions | 1,200,000 | 250,000 | 1000000 | 200000 | 10000 |
| Users/Nodes | Unlimited | Unlimited | Unlimited | Unlimited | 50 |
| Integrated I/O | 8 | N/A | 8 | N/A | 8 |
| New Sessions Per Second | 35,000 | 10,000 | 10000 | 3000 | 600 |
| Supported VPN Types | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN | IPSec / SSL VPN / L2TP / PPTP / GRE | IPSec / SSL VPN |
| Routing Protocols Supported | OSPF / BGP / RIP / Static Routing | OSPF / BGP / RIP / Static Routing | OSPF / BGP / Static Routing | OSPF / BGP / RIP / Static Routing | Static Routing / RIP |
| Security Services | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus / Web Filtering / IPS / VPN | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus / Web Filtering / Application Control / IPS / VPN | Antivirus / Web Filtering / IPS / VPN |
| High Availability | Active-Active | Active-Passive | Active-Passive | Active-Passive | Active-Passive |
| Interfaces | RJ-45 / SFP | RJ-45 / SFP | SFP+ / RJ-45 | RJ-45 / SFP | RJ-45 |
| WAN Ports | 2 WAN | 2 WAN | 2 WAN | 2 WAN | 1 WAN |
| LAN Ports | 8 LAN Ports | 4 LAN Ports | 8 LAN Ports | 8 LAN Ports | 8 LAN Ports |
| Switch Ports | Yes | No | Yes | No | Yes |
| POE Ports | No | No | No | No | No |
| Management Options | Cloud / CLI / GUI / Centralized / REST API / SNMP | CLI / GUI / SNMP | CLI / GUI / SNMP / REST API | Cloud / CLI / GUI / Centralized / SNMP | CLI, GUI, SNMP |
| Logging & Monitoring | Built-in / Syslog | Built-in / External | Built-in / Syslog | Built-in / Syslog | Built-in |
| Firewall Policies Supported | Unlimited | Unlimited | 500 | N/A | N/A |
| Users Supported | Unlimited | N/A | Unlimited | Unlimited | 50 |
| Memory | 8 GB | 4 GB | 16 GB | 4 GB | N/A |
| Flash Storage | 32 GB | 16 GB | 128 GB SSD | 16 GB | N/A |
| Expansion Slots | SFP | SFP | SFP | SFP | N/A |
| Form Factor | 1 RU | 1 RU | 2 RU | 1 RU | Desktop |
| Rack Units | 1 RU | 1 RU | 2 RU | 1 RU | N/A |
| Device Type | NGFW | NGFW | NGFW | NGFW | NGFW |
| Product Name | ASA5525-K8 | Cisco ASA5520-BUN-K9 | ASA5580-40-BUN-K8 | Cisco ASA5525-FPWR-K9 | Cisco ASA5505-UL-BUN-K9 |
| Height | 1.75 inches | 1.73 inches | 3.5 inches | 1.75 inches | N/A |
| Width | 17 inches | 17.3 inches | 17.5 inches | 17 inches | N/A |
| Depth | 18 inches | 19.5 inches | 19.4 inches | 18 inches | N/A |
| Weight | 12 lbs | 15 lbs | 45 lbs | 18 lbs | N/A |
Reviews & Ratings
P
Parker Hayes
4
Handles moderate traffic loads efficiently with stable operation.
Q
Quinn Barrett
4
Professional-grade appliance with minimal downtime.
R
Rory Lane
4
Durable and dependable for small to medium enterprise networks.
S
Sierra Monroe
5
Easy deployment and consistent performance in production.
Questions & Answers
What is the Cisco ASA 5525-X (ASA5525-K8)?
The Cisco ASA 5525-X (ASA5525-K8) is a next-generation firewall appliance offering high-performance threat defense, 8 Gigabit Ethernet data ports, 1 Gigabit Ethernet management port and AC power.
What security throughput does the ASA 5525-X deliver?
With the Security Plus license, the ASA 5525-X delivers up to 1 Gbps of firewall throughput and up to 500 Mbps of IPS throughput.
How many VPN tunnels can the ASA 5525-X support?
The ASA 5525-X supports up to 250 IPsec VPN peers and 50 SSL VPN peers concurrently with the default licensing.
Which hardware interfaces are included on the ASA 5525-X?
It includes 8 Gigabit Ethernet data ports, 1 Gigabit Ethernet management port, 1 console port, 1 AUX port, and dual USB slots for configuration and storage.
What software license comes with the ASA 5525-X?
The ASA 5525-X ships with the Base License and can be upgraded to Security Plus for advanced features such as high availability, active/active clustering and greater throughput.
Does the ASA 5525-X support high availability?
Yes. With the Security Plus license, the ASA 5525-X supports Active/Standby and Active/Active high-availability configurations for seamless failover.
Which management options are available?
You can manage the ASA 5525-X via ASDM (Adaptive Security Device Manager), Cisco CLI, or centrally with Cisco Firepower Management Center.
Can I use ASA 5525-X in a data center or branch office?
Absolutely. Its flexible port density and throughput make it suitable for enterprise data centers, branch offices and medium-sized businesses.
How does the ASA 5525-X integrate with cloud environments?
It supports secure site-to-site IPsec tunnels, SSL VPN and Cisco AnyConnect for hybrid cloud connectivity and multi-cloud deployments.
What advanced threat defenses are available?
With the FirePOWER Services module, the ASA 5525-X offers URL filtering, IPS, malware defense, and file reputation for comprehensive threat protection.
What are the physical and environmental requirements?
The ASA 5525-X measures 1.72” x 17.5” x 12.5”, weighs 6.8 lbs, and operates between 32°F and 104°F (0°C to 40°C) with 10–90% non-condensing humidity.
What power options does the ASA 5525-X support?
It includes an internal 100–240V AC power supply with auto-ranging support and optional external redundant power modules for high availability.
What warranty and support options are available?
Cisco offers a one-year limited hardware warranty and optional SMARTnet support for software updates, hardware replacement and 24×7 technical assistance.
How do I perform the initial configuration?
Connect to the console port, use the setup wizard in ASDM or CLI ‘setup’ command, then configure interfaces, basic policies and licensing per the quick start guide.
Can I upgrade memory or storage on the ASA 5525-X?
The device comes with 4GB DRAM and 8GB flash. Memory and flash are not field-upgradeable; consult Cisco for higher-end models if you need more capacity.
Which compliance standards does the ASA 5525-X meet?
The ASA 5525-X is certified for Common Criteria EAL4+, FIPS 140-2 Level 2, PCI DSS and is RoHS, CE and UL listed.