Cisco FPR4K-NM-4X40G: High-Performance 40G Network Module for Firepower 4100 Series

Jun 20 , 2025 2

Cisco FPR4K-NM-4X40G: High-Performance 40G Network Module for Firepower 4100 Series

Product Overview

The Cisco FPR4K-NM-4X40G is an ultra-high-performance network module designed for Firepower 4100 Series Next-Generation Firewalls. This cutting-edge security module provides four 40G QSFP+ interfaces, delivering 160Gbps of aggregate throughput for hyperscale data centers, service provider networks, and enterprise core security deployments. With its hardware-accelerated threat inspection and sub-microsecond latency, it sets new standards for high-speed network protection.

Key Specifications

✔ Port Configuration:

• 4x 40G QSFP+ ports (hot-swappable)

• Breakout capable (4x10G per port)

• Supports SR4/LR4 optics (40GBASE-SR4/LR4)

✔ Performance:

• 160Gbps aggregate throughput

• 120Gbps firewall throughput with full inspection

• 80Gbps IPS/IDS throughput

• 60Gbps encrypted traffic inspection

✔ Latency: <5 microseconds (hardware bypass mode)

✔ Compatibility: All Firepower 4100 models (4110 through 4140)

✔ Power Consumption: 85W typical (full inspection load)

Advanced Features

Next-Gen Security Services:

• Machine learning-based threat detection

• Encrypted traffic analysis at line rate

• DNS-layer security with Umbrella integration

Cloud-Scale Architecture:

• Elastic scaling across multiple modules

• Containerized security services

High Availability:

• Active/Active/Active clustering

• Stateful synchronization <500ms

Advanced Visibility:

• Cisco Tetration analytics integration

• Full packet capture at 40G rates

Flexible Deployment:

• Multi-mode operation (L2-L4)

• SDN-ready with Cisco ACI integration

Deployment Use Cases

• Hyperscale data center east-west protection

• 5G core network security

• Financial high-frequency trading protection

• Government top-secret network segmentation

• Cloud service provider edge security

Next-Generation Evolution: Cisco FPR4K-NM-4X100G (Projected 2027)

Key Upgrades & Innovations

Quantum Leap Performance:

• 4x 100G QSFP28 ports (400G aggregate capacity)

• 300Gbps firewall throughput (2.5x improvement)

• 200Gbps TLS 1.3 inspection

Revolutionary Security:

• Post-quantum cryptography support

• Neural network threat detection

• Autonomous response engine

Cloud-Native Evolution:

• Kubernetes-native security policies

• Serverless security functions

Operational Transformation:

• AI-driven autonomous operations

• Blockchain-based policy verification

Sustainability Leadership:

• 50% improved power efficiency

• Heat-recovery cooling system

• Carbon-negative operations mode

Why Upgrade to FPR4K-NM-4X100G?

✔ 2.5x bandwidth for AI/ML workloads
✔ Quantum-safe security infrastructure
✔ Cloud-native security architecture
✔ Zero-touch autonomous operations
✔ Industry-leading sustainability

Conclusion

The FPR4K-NM-4X40G represents the pinnacle of 40G security technology, while the next-generation FPR4K-NM-4X100G redefines network security with 100G interfaces, quantum-safe encryption, and autonomous operations. This evolution demonstrates Cisco's leadership in developing security solutions that meet the demands of tomorrow's hyper-connected world.