The FortiGate 400E and 401E deliver up to 32 Gbps of firewall throughput, 5 Gbps of full threat protection,
and 4 million concurrent sessions in a compact 1U chassis. Built on Fortinet's proprietary SPU processors,
both models power regional offices, campus edge deployments, and enterprise branch environments where
security services must run without throttling traffic. The 401E adds 2x 240 GB of onboard SSD storage for
local logging and forensics.
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Specifications
FortiGate 400E / 401E at a Glance
Performance
Firewall throughput reaches up to 32 Gbps on large packets and
24 Gbps on 64-byte traffic, with 36 Mpps packet forwarding and
2.14 microsecond latency. IPS runs at 7.8 Gbps, NGFW at 6 Gbps, and full threat
protection at 5 Gbps, all measured with logging active.
Capacity
Supports 4,000,000 concurrent TCP sessions and
450,000 new sessions per second. IPsec VPN throughput reaches 20 Gbps with up to 50,000
client-to-gateway tunnels. SSL-VPN delivers 4.5 Gbps with 5,000 concurrent tunnel-mode users.
Application control tops out at 12 Gbps.
Connectivity
Ships with 16x hardware-accelerated GE RJ45 ports, 16x GE SFP slots,
and 2x GE RJ45 management ports (MGMT and HA, dedicated). Two USB ports and one console
port complete the front panel. The 401E adds 2x 240 GB onboard SSD for local log
storage.
Platform
1U rackmount chassis, 1.75 x 17.0 x 15.0 inches, with a single hot-swappable AC power
supply included and a second slot for an optional redundant PSU. Supports up to
72 FortiSwitches and 512 FortiAPs via FortiLink. Active-Active,
Active-Passive, and clustering HA modes are all supported.
Not sure the 400E is the right fit?
Compare the full FortiGate lineup side by side. Find the model that matches your throughput requirements,
user count, and deployment environment.
The FortiGate 400E and 401E share the same hardware platform, SPU processors, port
configuration, and performance figures. The 401E adds 2x 240 GB of onboard SSD storage for local
logging, which is useful in environments where sending all log data to a central FortiAnalyzer is not
practical. A third variant, the 401E-DC, is identical to the 401E but ships with a DC power supply for
environments running DC power infrastructure.
Fortinet positions the 400E series for mid-sized to large enterprise deployments at
the campus edge or enterprise branch level. With 4 million concurrent sessions, 450,000 new sessions
per second, and 32 Gbps of firewall throughput, these appliances handle environments with several
hundred to a few thousand users without running into headroom problems. Organizations that need
SD-WAN, ZTNA, and full NGFW services running simultaneously on the same box will find the 400E series
capable of running all three without throughput trade-offs.
The base appliance ships without FortiGuard subscription licenses. Threat protection
at the 5 Gbps rated speed requires an active FortiGuard bundle covering IPS, antivirus, application
control, URL filtering, and malware protection. Firewalls.com can bundle the appliance with a 1, 2, or
3-year FortiGuard subscription at checkout. Our team can walk you through which bundle, Unified Threat
Protection or Enterprise Protection, fits your compliance requirements and FortiCare support level.
Yes. The FortiGate 400E and 401E integrate natively with FortiManager for centralized
policy management, mass provisioning, and SD-WAN configuration across distributed deployments.
FortiAnalyzer handles log aggregation, event correlation, and compliance reporting. Both are standard
FortiOS integrations that require no extra licensing on the firewall appliance itself, though
FortiManager and FortiAnalyzer each carry their own licensing.
Yes. Our firewall configuration service covers the FortiGate 400E and 401E. A
certified Fortinet engineer handles interface and zone setup, policy rules, IPsec and SSL-VPN
configuration, FortiGuard service activation, and basic routing before the unit ships. Remote
deployment assistance and seven days of post-deployment support are included. We also offer ongoing
managed firewall service if you want our team running the device after it is live.
Not sure which FortiGate 400E bundle is right for you?
Tell us your user count, current firewall platform, and whether you need SD-WAN or ZTNA on top of NGFW. A
certified Fortinet engineer reaches back within one business hour with a bundle recommendation and
licensing quote.