Fortinet FortiGate 100F (FG-100F)
The Fortinet FortiGate FG-100F is a high-performance Next-Generation Firewall (NGFW) and Secure SD-WAN appliance designed for mid-sized enterprises, branch offices, distributed organizations, and high-traffic network environments.
Powered by FortiOS and Fortinet’s purpose-built security processing architecture, the FG-100F integrates firewall protection, intrusion prevention, application control, SSL inspection, IPsec VPN, Secure SD-WAN, network segmentation, and centralized security management into a single enterprise security appliance.
The FG-100F delivers up to 20 Gbps firewall throughput, 4.8 Gbps IPsec VPN throughput, 2.6 Gbps IPS throughput, 1.6 Gbps NGFW throughput, and 1.4 Gbps threat protection throughput under Fortinet’s published test conditions.
Description
The Fortinet FortiGate 100F (FG-100F) is an enterprise-grade Next-Generation Firewall and Secure SD-WAN platform designed to provide comprehensive security and high-performance connectivity for medium-sized organizations, branch offices, and distributed enterprise environments.
The FG-100F consolidates multiple security and networking functions into one appliance, helping organizations simplify their infrastructure while protecting users, applications, devices, and network traffic from modern cyber threats.
The appliance runs FortiOS, Fortinet’s integrated security operating system. FortiOS provides firewall policies, application control, intrusion prevention, web and DNS security, SSL/TLS inspection, IPsec VPN, Secure SD-WAN, network segmentation, and integration with the Fortinet Security Fabric.
The FG-100F uses Fortinet’s purpose-built security processing technology to accelerate security inspection and networking workloads while maintaining efficient performance and low latency.
With support for up to 1.5 million concurrent sessions and up to 52,000 new sessions per second, the FG-100F provides substantial capacity for demanding enterprise and branch networks.
Key Specifications
| Specification | FortiGate FG-100F |
|---|---|
| Brand | Fortinet |
| Product Family | FortiGate 100F Series |
| Model | FG-100F |
| Product Type | Next-Generation Firewall / Secure SD-WAN Appliance |
| Operating System | FortiOS |
| Form Factor | Desktop / Rackmount |
| GE RJ45 Interfaces | 18 × Gigabit Ethernet RJ45 |
| GE SFP Interfaces | 4 × Gigabit SFP |
| 10 GE SFP+ Interfaces | 2 × 10 Gigabit SFP+ |
| Firewall Throughput | Up to 20 Gbps |
| IPsec VPN Throughput | Up to 4.8 Gbps |
| IPS Throughput | Up to 2.6 Gbps |
| NGFW Throughput | Up to 1.6 Gbps |
| Threat Protection Throughput | Up to 1.4 Gbps |
| SSL Inspection Throughput | Up to 1.6 Gbps |
| Application Control Throughput | Up to 4.0 Gbps |
| Concurrent Sessions | Up to 1.5 million |
| New Sessions/Second | Up to 52,000 |
| Firewall Policies | Up to 10,000 |
| Gateway-to-Gateway IPsec Tunnels | Up to 2,000 |
| Client-to-Gateway IPsec Tunnels | Up to 16,000 |
| High Availability | Supported |
| FortiLink | Supported |
| FortiSwitch Integration | Supported |
| FortiAP Integration | Supported |
| Power Supply | AC |
| Deployment | Enterprise / Branch / Data Center Edge |
Performance figures are manufacturer-published benchmark values measured under controlled test conditions. Actual performance varies depending on traffic type, packet size, enabled security services, configuration, and network conditions.
Key Features & Benefits
Next-Generation Firewall Protection
The FG-100F provides advanced firewall capabilities for inspecting and controlling traffic between internal networks, users, applications, devices, and external networks.
It enables organizations to establish detailed security policies while maintaining visibility and control over network activity.
Secure SD-WAN
Integrated Secure SD-WAN functionality allows organizations to manage multiple WAN connections while applying security policies and application-aware traffic control from the same appliance.
This makes the FG-100F suitable for organizations transitioning from traditional WAN architectures to secure software-defined networking.
High-Speed Firewall Performance
The FG-100F provides up to 20 Gbps firewall throughput, supporting high-volume network environments where performance and security are both critical.
Advanced Threat Protection
The appliance supports integrated security technologies including:
- Intrusion Prevention System (IPS)
- Application Control
- Malware protection
- Web filtering
- DNS security
- SSL/TLS inspection
- Threat detection
- Security filtering
IPsec VPN Connectivity
With up to 4.8 Gbps IPsec VPN throughput, the FG-100F can support high-performance encrypted connectivity for site-to-site VPNs and other secure network architectures.
Large Session Capacity
The FG-100F supports up to 1.5 million concurrent sessions and up to 52,000 new sessions per second, providing substantial capacity for enterprise users, applications, and connected devices.
Flexible Network Connectivity
The FG-100F provides a combination of Gigabit Ethernet RJ45, Gigabit SFP, and 10 Gigabit SFP+ interfaces, allowing it to connect to a variety of copper and fiber-based network infrastructures.
Fortinet Security Fabric Integration
The FG-100F can integrate with the Fortinet Security Fabric, enabling centralized visibility and coordinated security across supported Fortinet products and solutions.
Security & Networking Capabilities
The FortiGate FG-100F supports a broad range of network security and connectivity functions, including:
- Stateful firewall
- Next-Generation Firewall
- Intrusion Prevention System (IPS)
- Application Control
- SSL/TLS inspection
- Malware protection
- Web filtering
- DNS security
- IPsec VPN
- Secure SD-WAN
- Zero Trust Network Access (ZTNA)
- Network segmentation
- FortiLink
- FortiSwitch integration
- FortiAP integration
- High Availability
- Centralized management
- Fortinet Security Fabric integration
Recommended Applications
The FortiGate FG-100F is well suited for:
- Medium-sized businesses
- Enterprise branch offices
- Regional offices
- Corporate headquarters
- Retail networks
- Educational institutions
- Government and organizational networks
- Distributed enterprise environments
- High-speed Internet gateways
- Site-to-site VPN deployments
- Secure remote connectivity
- Secure SD-WAN deployments
- Network segmentation
- Enterprise edge security
- Fortinet Security Fabric environments
FortiGuard & FortiCare Licensing
The FG-100F is the physical FortiGate firewall appliance. Fortinet security services and technical support may be purchased separately or included depending on the exact SKU and package supplied.
FortiGuard subscriptions can provide additional security services and threat intelligence, while FortiCare provides technical support and maintenance services.
Important: FortiGuard and FortiCare subscriptions should not be advertised as included unless the exact SKU being sold specifically includes them.
Compatibility Note
The FG-100F is part of the FortiGate 100F Series and should be distinguished from other Fortinet 100-series models and variants.
The exact hardware configuration, interface arrangement, licensing status, and included accessories should be verified from the product label, SKU, and physical unit before listing or shipping.
The FG-100F is also different from FortiGate models with integrated wireless functionality; the standard FG-100F is intended primarily for wired enterprise network security and connectivity.



