Brand: Cisco | Category: Network Security
SKU: CISC-FPR4250NGFWK9 | Part #: FPR4250-NGFW-K9 | MPN: FPR4250-NGFW-K9
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The Cisco Firepower 4250 is a high-throughput next-generation firewall appliance engineered for large enterprise and service provider perimeter deployments where sustained performance under full threat inspection is non-negotiable. Built on Cisco's purpose-built Security Processing Unit (SPU) architecture, the 4250 offloads cryptographic operations and deep packet inspection to dedicated silicon, ensuring firewall throughput does not degrade when TLS/SSL decryption, intrusion prevention, and advanced malware protection are simultaneously enabled. The platform runs Cisco Secure Firewall Threat Defense (FTD) software, unifying stateful firewall, application visibility and control, URL filtering, IPS, and encrypted traffic analytics into a single coherent policy engine managed through Cisco Secure Firewall Management Center or on-box Firewall Device Manager.
| Manufacturer | Cisco |
| Product Series | Firepower 4100 |
| Model | Firepower 4250 |
| Form Factor | 2U Rack-Mount Appliance |
| Firewall Throughput (Stateful) | Up to 55 Gbps |
| NGFW Throughput (App Control + IPS) | Up to 22 Gbps |
| Threat Defense Throughput (Full Inspection) | Up to 20 Gbps |
| TLS Inspection Throughput | Up to 18 Gbps (hardware-accelerated) |
| Maximum Concurrent Sessions | Up to 30,000,000 |
| New Sessions Per Second | Up to 350,000 |
| IPsec VPN Throughput | Up to 22 Gbps |
| Maximum VPN Peers (IPsec) | Up to 20,000 |
| Network Interfaces (Fixed) | 8 x 10GbE SFP+ (4 x management/HA + 4 x data), 2 x 1GbE copper management |
| Network Module Expansion Bay | 1 x rear expansion bay supporting 40GbE QSFP+ or 100GbE QSFP28 network modules |
| Multi-Instance Support | Yes — up to 6 independent logical firewall instances per chassis |
| Clustering Support | Up to 6-node cluster (active/active and active/standby); linear throughput scaling |
| Security Software | Cisco Secure Firewall Threat Defense (FTD) with Snort 3 IPS engine |
| Management Options | Cisco Secure Firewall Management Center (FMC), on-box Firewall Device Manager (FDM), Cisco Defense Orchestrator (CDO) cloud management |
| Threat Intelligence | Cisco Talos real-time feeds; Encrypted Visibility Engine (EVE) for encrypted traffic classification |
| Redundant Power Supplies | Dual hot-swappable AC or DC power supplies (N+1) |
| Storage | 2 x 960 GB SSD (RAID 1 mirrored) for logging and local packet capture |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Power Consumption (Typical) | Approximately 850 W |
| Rack Units | 2U |
| Compliance & Certifications | FIPS 140-2 Level 2, Common Criteria EAL4+, UCAPL, TAA compliant |
Available from Omnixon Global. Submit an RFQ and our team will confirm configuration and availability for your order.
| Brand | Cisco |
| Category | Network Security |
| SKU | CISC-FPR4250NGFWK9 |
| Part Number | FPR4250-NGFW-K9 |
| Condition | New |
| Product Series | Firepower 4100 |
| Model | Firepower 4250 |
| Form Factor | 2U Rack-Mount Appliance |
| Firewall Throughput (Stateful) | Up to 55 Gbps |
| NGFW Throughput (App Control + IPS) | Up to 22 Gbps |
| Threat Defense Throughput (Full Inspection) | Up to 20 Gbps |
| TLS Inspection Throughput | Up to 18 Gbps (hardware-accelerated) |
| Maximum Concurrent Sessions | Up to 30,000,000 |
| New Sessions Per Second | Up to 350,000 |
| IPsec VPN Throughput | Up to 22 Gbps |
| Maximum VPN Peers (IPsec) | Up to 20,000 |
| Network Interfaces (Fixed) | 8 x 10GbE SFP+ (4 x management/HA + 4 x data), 2 x 1GbE copper management |
| Network Module Expansion Bay | 1 x rear expansion bay supporting 40GbE QSFP+ or 100GbE QSFP28 network modules |
| Multi-Instance Support | Yes — up to 6 independent logical firewall instances per chassis |
| Clustering Support | Up to 6-node cluster (active/active and active/standby); linear throughput scaling |
| Security Software | Cisco Secure Firewall Threat Defense (FTD) with Snort 3 IPS engine |
| Management Options | Cisco Secure Firewall Management Center (FMC), on-box Firewall Device Manager (FDM), Cisco Defense Orchestrator (CDO) cloud management |
| Threat Intelligence | Cisco Talos real-time feeds; Encrypted Visibility Engine (EVE) for encrypted traffic classification |
| Redundant Power Supplies | Dual hot-swappable AC or DC power supplies (N+1) |
| Storage | 2 x 960 GB SSD (RAID 1 mirrored) for logging and local packet capture |
| Operating Temperature | 0°C to 40°C (32°F to 104°F) |
| Power Consumption (Typical) | Approximately 850 W |
| Rack Units | 2U |
| Compliance & Certifications | FIPS 140-2 Level 2, Common Criteria EAL4+, UCAPL, TAA compliant |
The Cisco Firepower 4250 Next-Gen Firewall is enterprise networking hardware for data-center, campus, and branch deployments. Common roles include core/distribution switching, server uplinks, top-of-rack fabric, and edge connectivity in mixed Cisco/Juniper/Arista environments.
Key specifications for the Cisco Firepower 4250 Next-Gen Firewall: new condition; manufacturer Cisco; product series Firepower 4100; model Firepower 4250; form factor 2U Rack-Mount Appliance; firewall throughput (stateful) Up to 55 Gbps; ngfw throughput (app control + ips) Up to 22 Gbps. Manufacturer part number FPR4250-NGFW-K9. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
The Cisco Firepower 4250 Next-Gen Firewall interoperates with standard switching protocols (LACP, MLAG/VPC, 802.1Q, OSPF/BGP). For specific cross-vendor scenarios — Cisco-to-Arista MLAG peering, fabric integration with Cumulus/SONiC, or migration from legacy Catalyst — our network engineers map a compatibility plan as part of the RFQ.