Cisco FPR4120-NGFW-K9 Next-Generation Firewall

What It Is

The Cisco FPR4120-NGFW-K9 is a next-generation firewall (NGFW) appliance from the Firepower 4100 series, designed for enterprise-class network perimeter security. This 1U rack-mount unit integrates advanced threat inspection and access control capabilities for high-throughput environments.

Technical Details

• Form Factor: 1U rack-mountable appliance
• Chassis Type: Dedicated hardware firewall platform
• Network Module Bays: 2 x NetMod Bays for interface expansion
• Product Series: Cisco Firepower 4100 family
• Model Designation: FPR4120-NGFW-K9 (NGFW variant)
• Security Function: Integrated next-generation firewall processing

Configuration & Options

• Appliance is supplied as a complete NGFW hardware unit
• Two NetMod bays are available for installing optional network interface modules
• Compatible with Firepower 4100 series accessory ecosystem (modules and transceivers sold separately)
• The unit is intended for deployment with Cisco Firepower management software (not included in hardware scope)

Operating Conditions

The device is designed for deployment in enterprise data centers and server rooms requiring high-availability perimeter security. It operates as a dedicated inline security appliance in 19-inch racks, suited for environments demanding sustained firewall throughput. The unit is intended for continuous operation in controlled climate conditions typical of professional IT infrastructure facilities.