Cisco FPR4120-NGFW-K9 Network Security Appliance
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Cisco FPR4120-NGFW-K9 Firewall Security Appliance 1U-Rack Refurbished

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Part Number#: FPR4120-NGFW-K9
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Short Description:
FPR4120-NGFW-K9 Firepower 4120 Firewall Protection Vlan Support 6 Fans 1U-Rack & Rail Mountable Security Appliance with 2 X Net mod Bays | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Product Overview of the Cisco Firewall Security Appliance

In the ever-evolving landscape of cybersecurity, businesses and organizations require robust solutions to safeguard their networks from potential threats. One such solution is the Cisco FPR4120-NGFW-K9, a powerful firewall protection appliance designed to provide advanced security features. The Cisco FPR4120-NGFW-K9, part of the Firepower 4100 series, is a next-generation firewall (NGFW) designed to offer comprehensive protection against modern cyber threats. NGFWs go beyond traditional firewalls by incorporating advanced features like intrusion prevention, application visibility and control, and advanced malware protection.

Firewall Capabilities

The primary function of the Cisco FPR4120-NGFW-K9 is to provide robust firewall protection. It acts as a barrier between a private internal network and the external network (usually the internet), monitoring and controlling incoming and outgoing network traffic based on predetermined security rules. The primary function of the Cisco FPR4120-NGFW-K9 is to serve as a firewall, safeguarding networks against unauthorized access and potential cyber threats. The NGFW designation signifies its advanced capabilities, combining traditional firewall functions with additional features such as intrusion prevention, advanced malware protection, and URL filtering.

The NGFW technology goes beyond traditional firewalls by offering deeper inspection and control of network traffic. With the FPR4120-NGFW-K9, organizations can establish and enforce policies to control applications, users, and devices within the network, enhancing overall security posture.

1U-Rack & Rail Mountable Design

The 1U form factor makes the Cisco FPR4120-NGFW-K9 suitable for rack-mounted. This design is space-efficient, allowing organizations to maximize their rack space while still benefiting from the robust security features of the appliance. Additionally, the rail-mountable design provides flexibility in deployment options, catering to different network infrastructure setups.

VLAN Support

Virtual Local Area Network (VLAN) support is a crucial feature for network segmentation. This allows organizations to divide their network into smaller, isolated segments, improving overall network security and efficiency. The Cisco FPR4120-NGFW-K9's VLAN support enhances network management and security by isolating different parts of the network from each other.

6 Fans for Optimal Cooling

Efficient cooling is vital for the optimal performance and longevity of hardware components. The Cisco FPR4120-NGFW-K9 comes equipped with six fans, ensuring that the appliance maintains an appropriate operating temperature even under heavy workloads. This feature contributes to the reliability and stability of the device.

Security Appliance with 2 X Net Mod Bays

The Cisco FPR4120-NGFW-K9 is not just a firewall; it's a comprehensive security appliance. With two Network Module (Net Mod) bays, the device supports additional modules for expanding its capabilities. This modularity allows organizations to customize the appliance according to their specific security needs, adapting to evolving threats in the digital landscape.

Benefits of Cisco FPR4120-NGFW-K9

Understanding the benefits of the Cisco FPR4120-NGFW-K9 is essential for organizations seeking a reliable and effective security solution.

Enhanced Security

The NGFW capabilities of the Cisco FPR4120-NGFW-K9 go beyond traditional firewalls. It employs advanced threat detection mechanisms, including intrusion prevention systems and malware protection, to safeguard networks from sophisticated cyber threats. This enhanced security is crucial for preventing data breaches and ensuring the integrity of sensitive information.

Improved Network Performance

By supporting VLANs, the Cisco FPR4120-NGFW-K9 facilitates efficient network segmentation. This not only enhances security but also improves overall network performance. The ability to isolate different segments allows for better traffic management, reducing congestion and optimizing bandwidth usage.

Reliable Cooling System

The inclusion of six fans in the design of the Cisco FPR4120-NGFW-K9 ensures reliable cooling, preventing overheating and potential hardware failures. This reliability contributes to the appliance's longevity and stability, reducing the risk of downtime due to thermal issues.

Flexible Deployment Options

The 1U-rack and rail mountable design of the Cisco FPR4120-NGFW-K9 offers flexibility in deployment. Organizations can choose the most suitable method based on their existing network infrastructure. This adaptability is essential for meeting the diverse needs of different environments.

Modular Expansion

The presence of two Net Mod bays in the Cisco FPR4120-NGFW-K9 adds a layer of versatility to its capabilities. Organizations can customize the appliance by adding modules that align with their specific security requirements. This modular approach allows for future expansion and adaptation to evolving cybersecurity challenges.

Routing and Switching Capabilities

The Cisco FPR4120-NGFW-K9 Fire Power 4120 Security Appliance is a high-performance security appliance that provides advanced firewall and threat prevention capabilities. In addition to its security features, the FPR4120-NGFW-K9 also includes routing and switching capabilities that can be used to provide advanced network functionality. Here are some of the routing and switching capabilities of the FPR4120-NGFW-K9:

  • Routing: The FPR4120-NGFW-K9 supports advanced routing protocols such as OSPF, BGP, and EIGRP, which allows it to participate in dynamic routing with other routers in the network. This enables efficient path selection and traffic routing based on network topology and traffic conditions.
  • VPN Support: The FPR4120-NGFW-K9 supports both site-to-site and remote access VPN connections, which allow secure communication between different sites and remote users. It supports a wide range of VPN protocols, including IPsec, SSL, and AnyConnect.
  • VLAN Support: The FPR4120-NGFW-K9 supports VLANs (Virtual Local Area Networks), which allow multiple logical networks to coexist on a single physical network infrastructure. This allows for efficient network segmentation and management.
  • Switching: The FPR4120-NGFW-K9 includes built-in switch ports, which can be used for local network connectivity. It supports advanced switching features such as VLANs, QoS, and Link Aggregation Control Protocol (LACP), which allow for efficient network design and management.
  • Quality of Service (QoS): The FPR4120-NGFW-K9 supports QoS, which allows administrators to prioritize network traffic based on its importance. This ensures that critical applications and services receive the necessary bandwidth and that network resources are used efficiently.
  • High Availability: The FPR4120-NGFW-K9 supports advanced high-availability features such as redundant power supplies, fans, and network interfaces. This ensures that the appliance remains available in the event of a hardware failure or network outage.

Security Appliance

The Cisco FPR4120-NGFW-K9 Firepower 4120 Security Appliance provides advanced antivirus and antispyware protection capabilities to help protect against a wide range of malware threats. This protection is part of the appliance's advanced malware protection (AMP) feature set, which provides continuous analysis and retrospective security capabilities to detect and prevent malware from entering the network.

The AMP feature set includes:

  • File reputation analysis: The appliance checks the reputation of files against known malware signatures and known good files. This allows the appliance to identify and block known malware threats.
  • File sandboxing: If a file's reputation is not known, the appliance can sandbox the file in a safe, virtual environment to analyze its behavior. If the file exhibits suspicious behavior, the appliance can block it.
  • Continuous analysis: The appliance can monitor network activity to identify and analyze new malware threats. This continuous analysis allows the appliance to detect and block zero-day attacks and other new types of malware.
  • Retrospective security: If new malware is detected, the appliance can go back in time to identify the point of entry and determine how the malware entered the network. This retrospective security feature can help organizations identify and remediate vulnerabilities to prevent future attacks.

Main Specification about this Cisco FPR4120-NGFW-K9


  • Firewall Throughput: 40GBPS
  • Maximum Throughput FW + AVC: 20GBPS
  • Maximum Throughput FW + AVC + NGIPS: 15GBPS
  • Application Control (AVC) and IPS Throughput: 15GBPS
  • Application Control (AVC) or IPS sizing Throughput: 8GBPS
  • VPN Throughput (IPSec): 10 Gbps

Technical Information

  • Connectivity Technology: Wired
  • Form Factor: Rack-mountable
  • Ethernet Technology: 40 Gigabit Ethernet
  • Wireless LAN: No

Firewall Protection

  • URL Filtering
  • Threat Protection
  • Malware Protection
  • Distributed Denial of Service (DDoS)
  • Stateful Packet Filtering
  • Packet Flood Mitigation
  • ICMP Flood
  • UDP Flood
  • HTTP Flood
  • DNS Request Flood
  • Malformed Packet Attack
  • SYNflood Protection


  • Power Device: Internal power supply
  • Max Supported Qty: 2
  • Power Redundancy: Yes
  • Voltage Required: AC 120/230 V (50/60 Hz)
  • Power Provided: 1100 Watt


  • New Connections Per Second: 120000
  • Maximum Number of Concurrent Sessions: 11000000
  • Concurrent Firewall Connections: 15000000
  • Virtual Interfaces (VLANs): 1024
  • Security Contexts: 250

I/O Expansions

  • Number of Total Expansion Slots: 14
  • Expansion Slot Type: SFP+
  • Expansion Slot Type: QSFP+
  • Number of SFP+ Slots: 8

In summary, the Cisco FPR4120-NGFW-K9 emerges as a formidable solution for organizations seeking robust network security. Its advanced features, including VLAN support, efficient cooling, and modular expansion options, position it as a versatile and reliable security appliance. The benefits of enhanced security, improved network performance, and flexible deployment make it a compelling choice for businesses navigating the complex landscape of cybersecurity. By understanding the detailed features, benefits, and specifications of the Cisco FPR4120-NGFW-K9, organizations can make informed decisions to fortify their networks against evolving cyber threats.

Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.

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ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.

What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
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Important notes:

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