[shortdesc] FortiGate 51G Firewall, secure SD-WAN, SP5 ASIC, 64GB SSD storage, 5x GE RJ45 ports (including 4x Internal Ports, 1x WAN Ports), fanless desktop [/shortdesc]
[properties]
| Feature | Details |
| Product SKU | FG-51G |
| Form Factor | Desktop (Fanless) |
| Internal Storage | 64 GB SSD |
| Firewall Throughput | 5 / 5 / 4 Gbps (1518/512/64 byte UDP) |
| Interfaces | 5x GE RJ45 ports (including 4x Internal Ports, 1x WAN Ports) |
| Threat Protection | 1.1 Gbps |
| Power Input | 12VDC, 3A |
| Dimensions (H x W x L) | 1.6 x 8.5 x 6.3 inches (40.5 x 216 x 160 mm) |
| Weight | 2.2 lbs (1.0 kg) |
| Operating Temperature | 32°F to 104°F (0°C to 40°C) |
[/properties]
[specifications]
| System Performance & Capacity |
| IPS Throughput | 2.25 Gbps |
| NGFW Throughput | 1.25 Gbps |
| Firewall Latency | 2.42 μs |
| Concurrent Sessions (TCP) | 720,000 |
| New Sessions/Second (TCP) | 85,000 |
| Firewall Policies | 2,000 |
| VPN Performance |
| IPsec VPN Throughput (512 byte) | 4.5 Gbps |
| Gateway-to-Gateway IPsec VPN Tunnels | 200 |
| Client-to-Gateway IPsec VPN Tunnels | 250 |
| SSL Inspection Throughput | 1.3 Gbps |
| Hardware & Environment |
| USB Port | 1x USB |
| Console Port | 1x RJ45 |
| Power Consumption (Average / Max) | 8.3 W / 8.9 W |
| Heat Dissipation | 30.35 BTU/h |
| Storage Temperature | -31°F to 158°F (-35°C to 70°C) |
| Humidity | 10% to 90% non-condensing |
| Noise Level | Fanless 0 dBA |
| Compliance & Certifications | FCC, ISED, CE, UL/cUL, CB, USGv6/IPv6 |
[/specifications]
[accesories]
| Accessory Type | Description |
| Optional | Rack Mount Tray (SP-RACKTRAY-02), Wall Mount Kit (SP-FG60F-MOUNT-20), AC Power Adaptor (SP-FG-40F-PA-10) |
[/accesories]
The FortiGate 51G series runs on FortiOS, the industry's first converged networking and security operating system, enabling businesses to gain benefits of operational efficiency and unified protection. As a cornerstone of the Fortinet Security Fabric platform, the FortiGate NGFW works seamlessly with FortiGuard AI-Powered Security Services to deliver coordinated, automated, end-to-end security across the enterprise.
Designed for distributed enterprise sites, the FG-51G combines high-performance firewalling and secure SD-WAN in a compact, fanless desktop form factor. With its 5x GE RJ45 ports and 64GB SSD storage, it supports streamlined deployment at branch locations with integrated connectivity and onboard storage.