Cisco Secure Firewall 4200 Series firewalls help teams replace Firepower 4100 appliances, standardize data center perimeter security, and plan high-speed inspection without buying from a raw datasheet table. Compare FPR4215, FPR4225, and FPR4245 by ASA or FTD mode, FMC or cloud-delivered management, software train, HA design, multi-instance needs, network modules, optics, power redundancy, licensing, lead time, and quote accuracy.
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90G ASA – 8x25G SFP28 Data + 2x25G SFP28 Mgmt – 4200 – ASA Firewall
65G NGFW – 8x25G SFP28 Data + 2x25G SFP28 Mgmt – 4200 – NGFW Firewall
95G ASA – 8x25G SFP28 Data + 2x25G SFP28 Mgmt – 4200 – ASA Firewall
80G NGFW – 8x25G SFP28 Data + 2x25G SFP28 Mgmt – 4200 – NGFW Firewall
180G ASA – 8x25G SFP28 Data + 2x25G SFP28 Mgmt – 4200 – ASA Firewall
140G NGFW – 8x25G SFP28 Data + 2x25G SFP28 Mgmt – 4200 – NGFW Firewall
The 4200 Series fits teams replacing Firepower 4100 hardware, refreshing data center edge firewalls, or standardizing high-throughput security platforms while keeping Cisco ASA or FTD operating models. The buying decision is less about headline throughput and more about software mode, management design, interfaces, licenses, and migration risk.
Start with traffic type, not just port speed. A site doing mostly routed firewalling, VPN, and moderate inspection may size differently from one using threat, malware, URL filtering, encrypted inspection, multi-instance, or many east-west segments. Quote the model with license terms, modules, optics, HA pair, power, and software target together.
Cisco lists Secure Firewall 4200 Series as the migration solution for Firepower 4100 Series end-of-sale appliances. That makes 4200 the cleaner path for new lifecycle planning, but buyers should still map 4110, 4120, 4140, 4150, 4115, 4125, or 4145 deployments to exact policies, VPN use, interfaces, and support timelines.
Cisco Secure Firewall 4200 supports Cisco Secure ASA and Cisco Secure Firewall Threat Defense software. Before purchase, confirm whether the project needs ASA continuity, full FTD inspection, FMC management, cloud-delivered management, or reimage work, because the management process, license bundle, and migration effort change by software mode.
Community questions often start when engineers log into chassis management and cannot find routes, ACLs, or security policy controls. For production FTD deployments, plan the firewall manager up front: centralized FMC, cloud-delivered FMC, or approved local management. Do not treat chassis management as the policy configuration interface.
For FTD, quote the chassis with the required Threat Defense subscriptions such as Threat, Malware, URL Filtering, or combined bundles for the selected model and term. Also include Smart Licensing readiness, support coverage, HA pair requirements, and whether the appliance will run ASA, FTD, or multi-instance FTD.
The 4200 Series includes fixed 1/10/25G SFP28 fiber ports and two hot-swappable network module slots. Check whether the design needs 1G copper bypass, 10G, 25G, 40G, 100G, 200G-ready, or 400G-capable module options, plus Cisco-supported optics, DACs, fiber type, spare modules, and reboot impact when changing module types.
Multi-instance is a current 4200 decision topic because FTD 7.6 added multi-instance support for Secure Firewall 4200. It can help separate security contexts or tenants, but buyers should confirm FMC support, instance sizing, shared licensing rules, management policy, logging, and whether ASA-mode or remote-access VPN requirements change the design.
Current discussions cluster around FMC versus FDM expectations, FTD upgrade paths, 7.4 and 7.6 support, licensing confusion, logging and SIEM workflows, chassis versus logical-device management, and whether 4200 is the right 4100 replacement. Turn those topics into pre-sales checks instead of discovering them during deployment.
Send the target model, ASA or FTD mode, current firewall being replaced, desired software version, inspection features, VPN use, HA or multi-instance design, network modules, optics, AC or DC power, rails, license term, support level, shipping location, and lead-time target. Those details prevent under-scoped quotes and incompatible bundles.
The Cisco Secure Firewall 4200 Series provides 1RU security appliances for large enterprise networks, data centers, and service providers. This Cisco Firepower 4200 catalog covers the 4215, 4225, and 4245, with ASA and NGFW appliance options for each model.
The platform combines security processing and cryptographic acceleration with fixed fiber interfaces, two network module bays, and dedicated management connectivity. A complete configuration can be specified around the application’s traffic, required inspection services, physical links, and availability design. The product directory below provides direct access to each full appliance SKU.
At a large enterprise Internet edge, the 4200 Series can apply firewall and security policies to traffic entering and leaving the organization. Requirements may include published applications, outbound business traffic, and encrypted connections. Describe these traffic flows together with expected connection rates and the inspection services required.
In a data center or service provider network, the appliance can form a security boundary for connected services and application environments. The fixed fiber ports and optional network modules provide physical connection choices for the surrounding network. Specify uplink speeds, media, and redundancy from the network design before assembling the hardware order.
Projects that require clustering or high availability should define the intended deployment mode, appliance count, and interconnection design. Confirm these against the selected software release and feature requirements. Management connectivity, power feeds, and adjacent network devices also form part of an operationally resilient installation.
The directory lists the three models with their fixed data interfaces, module bays, standard AC power arrangements, and complete ASA and NGFW SKUs. The dedicated management interfaces are described in the hardware section below. Optional modules and transceivers are configuration items to confirm separately.
| Model | Hardware overview | Complete appliance SKUs |
|---|---|---|
| 4215 | Chassis: 1RU rackmount Data ports: 8 × 1/10/25G SFP28 Expansion / power: 2 network module bays; single AC supply standard, second supply optional |
FPR4215-ASA-K9 FPR4215-NGFW-K9 |
| 4225 | Chassis: 1RU rackmount Data ports: 8 × 1/10/25G SFP28 Expansion / power: 2 network module bays; dual AC supplies standard |
FPR4225-ASA-K9 FPR4225-NGFW-K9 |
| 4245 | Chassis: 1RU rackmount Data ports: 8 × 1/10/25G SFP28 Expansion / power: 2 network module bays; dual AC supplies standard |
FPR4245-ASA-K9 FPR4245-NGFW-K9 |
With Threat Defense, the platform can combine application-aware access policies with intrusion prevention and additional licensed security services. URL filtering and malware protection should be included in the software requirements when the deployment calls for them. Confirm the appropriate subscriptions and terms instead of treating the hardware purchase as a complete security-service package.
The 4200 Series includes hardware acceleration for cryptographic processing. TLS decryption can make supported encrypted traffic available to inspection according to the configured policy. Actual processing requirements depend on the TLS versions, ciphers, traffic mix, connection behavior, and services enabled. Capacity planning should reflect the intended encrypted workload and security policy.
VPN functions support encrypted connectivity subject to the installed software and licenses. Specify site-to-site tunnel requirements and remote access requirements separately, including the appropriate Cisco Secure Client licensing for remote access. Account for VPN traffic in the overall workload rather than using firewall throughput alone to describe the deployment.
The 4200 Series has eight fixed 1/10/25G SFP28 data interfaces and two dedicated 1/10/25G SFP28 management interfaces. The management ports are separate from the eight fixed data ports. Two network module bays provide expansion with supported modules for the appliance and software release.
For every fiber connection, identify the required speed, optic or cable, connector, and reach. Module compatibility and transceiver compatibility are separate checks. If the design calls for a particular high-speed interface or bypass function, specify the exact module requirement so it can be validated before the order is finalized.
The chassis provides two power supply bays and supports redundant power configurations. Confirm the installed supply count and the available supply type for the exact appliance configuration. When dual feeds are required, the order should explicitly include the supplies and cords needed to connect the appliance to the planned rack power sources.
Allow for an approximately 32-inch chassis depth as well as rack rails, cable clearance, and airflow. The platform uses serviceable fan modules, so the rack layout should preserve access to the relevant components. These installation details are useful to establish before equipment reaches the site.
The ASA appliance options are intended for Cisco Secure Firewall ASA, with ASDM and command-line administration. Threat Defense deployments use FMC for centralized security policy and event management. Include the intended manager in the project specification, whether the appliances will join an existing deployment or require a new one.
Management planning should cover software compatibility, managed-device capacity, event volume, and retention needs. State the selected appliance software release and management environment when requesting the system configuration. This also provides the context needed to check optional modules and advanced deployment features.
Keep security subscriptions, management requirements, and remote access licensing identifiable in the bill of materials. For projects with multiple appliances, confirm the entitlements required for the complete deployment and the intended subscription terms.
Cisco Secure Firewall 4200 pricing is determined by the appliance model and the complete project specification. Review the linked product entries for individual purchasing information, then define the modules, media, software, and installation items required for the order.
| Order item | Details to confirm |
|---|---|
| Appliance configuration | Complete SKU and unit count for the specified deployment. |
| Security services | Required inspection subscriptions, subscription term, and VPN licensing. |
| Management | Existing or new manager, device capacity, and software compatibility. |
| Data and management links | Network modules, supported optics or cables, port speeds, and link distances. |
| Power and installation | Supply count and type, rack power cords, mounting items, and delivery requirements. |
Provide the complete SKU, appliance quantity, expected security workload, required interfaces, management platform, and delivery destination. A proposed bill of materials or port schedule helps identify the items that must be included in the project quote.
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