Fortinet FortiGate 400A — End-of-Life & EOSL Dates
Fortinet FortiGate 400A next-generation firewall. Published end-of-order (end-of-sale) and end-of-support (EOSL) dates from Fortinet's public hardware Product Life Cycle feed, linked for verification.
Every tracked Fortinet FortiGate 400A SKU group is past Fortinet end of service life (last group Nov 2016). Units in production should be treated as unsupported. For past-EOSL units, weigh third-party maintenance, spares, replacement, or a documented run-to-failure.
End of sale
Sep 2011 – Nov 2011
Last date of support
Sep 2016 – Nov 2016
Part numbers
2
119
months past last support
Why this score
- Past end of service life — 119 months ago
- Vendor-published date, source-linked
- Category: next-generation firewall
Support-lifecycle timing and source confidence only. Higher means more runway. It is not a risk, safety or compliance rating. How it is calculated
Part numbers in this family
Dates vary across 2 groups in this family, so every row carries its own. Find your exact part before you plan.
| Part number | Description | End of sale | Last support | Status |
|---|---|---|---|---|
| FortiGate-400A-HD | Fortinet FortiGate-400A-HD next-generation firewall | Sep 2011 | Sep 2016 | Past support |
| FortiGate-400A | Fortinet FortiGate-400A next-generation firewall | Nov 2011 | Nov 2016 | Past support |
Options from here
The Fortinet FortiGate 400A is past Fortinet end of service life. These are the paths teams take from here:
Keep it in production past the OEM cutoff with an independent maintainer.
Buy spares now, while units still circulate on the secondary market.
It is unsupported today. Set a migration timeline and budget.
Low-criticality role: document the risk, harden backups, retire on your terms.
Independent and informational. EOSL.ai sells no hardware and no maintenance, and lists no paid placements. Third-party maintenance keeps unsupported gear in production past the OEM cutoff; whether it fits depends on the role the asset plays.
Fortinet FortiGate 400A — questions
Is the Fortinet FortiGate 400A end of life?
Yes. Every tracked FortiGate 400A SKU group is past its last date of support.
What is the last date of support for the FortiGate 400A?
Last dates of support across FortiGate 400A SKU groups range from Sep 2016 to Nov 2016.
Where do these FortiGate 400A dates come from?
Every end-of-sale and end-of-service-life date on this page links to the official Fortinet end-of-sale bulletin it was taken from.
On the same timetable
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