Fortinet FortiGate 400G Firewall

The Fortinet FortiGate 400G Firewall is a high-performance enterprise firewall designed for organizations that require advanced threat protection, large-scale network visibility, and ultra-fast security enforcement across hybrid infrastructures.

Combining Next-Generation Firewall (NGFW), Secure SD-WAN, network segmentation, and Universal ZTNA within a single platform, the FortiGate 400G enables enterprises to secure users, applications, data, and workloads across data centers, branch locations, cloud environments, and remote access architectures.

Powered by FortiOS, Fortinet’s AI-powered and quantum-safe operating system, the FortiGate firewall delivers unified security policies, centralized management, automated threat response, and seamless integration with the Fortinet Security Fabric.

Integrated FortiGuard AI-Powered Security Services provide real-time protection against ransomware, malware, zero-day attacks, encrypted threats, and sophisticated AI-driven cyberattacks.

Built on Fortinet’s proprietary NP7 Network Processor and CP10 Content Processor, the FG-400G delivers industry-leading throughput for firewalling, SSL inspection, VPN, application control, and intrusion prevention while maintaining low latency and operational efficiency.

With support for 25GE interfaces, large-scale segmentation, high availability, and advanced security acceleration, the FG 400G is ideal for enterprise campuses, data centers, service providers, and organizations modernizing secure hybrid infrastructures.

Key Capabilities

AI-Powered Threat Protection

Leverage FortiGuard AI-Powered Security Services to detect and block ransomware, malware, zero-day exploits, phishing campaigns, and advanced persistent threats in real time.

High-Performance Next-Generation Firewall

Protect users, applications, and networks with advanced NGFW capabilities powered by dedicated SPU hardware acceleration for maximum security effectiveness.

Secure SD-WAN

Optimize WAN performance with intelligent application steering, integrated security inspection, WAN optimization, and centralized policy management.

Universal ZTNA

Enable secure application access through continuous user verification, device posture validation, and identity-based access control across hybrid environments.

Advanced Network Segmentation

Reduce lateral movement risks using dynamic segmentation, VXLAN support, Layer 4 security policies, and coordinated threat protection across network zones.

Deep SSL Inspection

Inspect encrypted traffic, including TLS 1.3 sessions, to identify hidden threats without impacting network performance or user experience.

Quantum-Safe Security Architecture

Protect modern infrastructures with FortiOS quantum-safe cryptography and future-ready security capabilities designed for evolving threat landscapes.

Centralized Security Management

Simplify deployment, operations, and policy enforcement through FortiManager, FortiGate Cloud, automation workflows, and AI-assisted administration.

Platform Integrity Protection

FortiSentry and Trusted Platform Module (TPM) technologies provide hardware-based protection against firmware tampering, unauthorized changes, and system-level attacks.

Data Center Performance

Support high-density enterprise environments with 25GE connectivity, large-scale VPN capacity, and industry-leading firewall throughput.

Use Cases

• Enterprise Perimeter Security
• Data Center Firewall Deployment
• Secure SD-WAN Architecture
• Hybrid Cloud Security
• Zero Trust Network Access (ZTNA)
• East-West Traffic Segmentation
• Campus Network Security
• Multi-Site Enterprise Connectivity
• Critical Infrastructure Protection
• High-Performance VPN Concentration
• Service Provider Security Edge
• Compliance and Regulatory Security Enforcement

Get Started with Fortinet FG-400G

Secure Large-Scale Networks with Enterprise-Class Performance

Whether you are securing a modern data center, deploying high-performance Secure SD-WAN, implementing Zero Trust access controls, or protecting a large-scale hybrid environment, the FG-400G Firewall delivers the performance, visibility, and AI-powered protection required by today’s enterprise networks.

Contact the Novasis team to discuss deployment options, licensing models, professional services, and the best Fortinet architecture for your organization.

Technical Specifications

Specification	Details
IPS Throughput	25 Gbps
NGFW Throughput	14 Gbps
Threat Protection Throughput	13 Gbps
Firewall Throughput	164 Gbps
IPsec VPN Throughput	55 Gbps
SSL Inspection Throughput	11.5 Gbps
SSL-VPN Throughput	6.1 Gbps
Concurrent Sessions	28 Million
New Sessions / Second	580,000
Firewall Policies	10,000
Virtual Domains (VDOMs)	10 / 50
Client-to-Gateway VPN Tunnels	50,000
Gateway-to-Gateway VPN Tunnels	2,000
Maximum FortiSwitches	96
Maximum FortiAPs	512
Hardware Accelerated RJ45 Ports	8 × 5/2.5/GE
GE SFP Slots	16
10GE SFP+ FortiLink Slots	4
25GE SFP28 Slots	4
Management Port	1 × GE RJ45
HA Port	1 × 2.5/GE RJ45
USB Ports	2
Console Port	1
Trusted Platform Module (TPM)	Yes
FortiSentry Hardware Monitoring	Yes
Redundant Power Supplies	Dual Internal PSU
Form Factor	1RU Rack Mount