fortinet FortiGate 400D
The Fortinet FortiGate 400D is a 1U enterprise firewall delivering 16 Gbps of firewall throughput and 14 Gbps of IPsec VPN throughput powered by Fortinet NP6 and CP8 security processors. Featuring sixteen Gigabit Ethernet ports (eight RJ-45 and eight SFP), the 400D served as an enterprise campus perimeter workhorse. In secondary hardware channels, the 400D is traded as a cost-effective platform for test environments and maintenance sparing.
Specifications
| Brand | fortinet |
|---|---|
| Family | FortiGate |
| Form factor | 1U rack |
| Released | Sep 2014 |
| End of sale | Dec 2019 |
| End of support | Dec 2024 |
| Interfaces | 8x 10/100/1000BASE-T RJ-45 and 8x 1GbE SFP optical ports |
| Firewall throughput | 16 Gbps stateful inspection throughput |
| Vpn throughput | 14 Gbps IPsec VPN throughput |
| Threat protection | 800 Mbps threat protection throughput |
| Cooling and power | Internal power supply and front-to-back airflow |
Generations
- Next generation: fortinet FortiGate 400E
Check compatibility with Fortinet
Before you buy, confirm the exact configuration against the vendor's own lists: firmware levels, operating systems, adapters and optics that Fortinet has tested with the fortinet FortiGate 400D.
- Specifications Fortinet Document Library (hardware guides and transceiver support)
- Support Fortinet Support
Equivalent models from other brands
FAQ
What FortiOS firmware is supported on the 400D?
The FortiGate 400D supports FortiOS releases through 6.2.
Can the SFP ports operate at 10GbE on the 400D?
No, all optical ports are 1GbE SFP only.
Buying or selling FortiGate 400D?
New, refurbished or used. Tell us the quantity and condition and we connect you with a vetted reseller in your region, usually within one working day.
Sources
- Fortinet FortiGate 400D Product Overview, checked 2026-10-27
- Fortinet FortiGate 400D Datasheet, checked 2026-10-27