Fortinet FortiGate 3140B — End-of-Life & EOSL Dates
Fortinet FortiGate 3140B 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 3140B SKU group is past Fortinet end of service life (last group Jan 2022). 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
Jul 2014 – Jan 2017
Last date of support
Jul 2019 – Jan 2022
Part numbers
4
85
months past last support
Why this score
- Past end of service life — 85 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-3140B-G | Fortinet FortiGate-3140B-G next-generation firewall | Jul 2014 | Jul 2019 | Past support |
| FortiGate-3140B-LENC | Fortinet FortiGate-3140B-LENC next-generation firewall | Jul 2014 | Jul 2019 | Past support |
| FortiGate-3140B | Fortinet FortiGate-3140B next-generation firewall | Jan 2017 | Jan 2022 | Past support |
| FortiGate-3140B-DC | Fortinet FortiGate-3140B-DC next-generation firewall | Jan 2017 | Jan 2022 | Past support |
Options from here
The Fortinet FortiGate 3140B 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 3140B — questions
Is the Fortinet FortiGate 3140B end of life?
Yes. Every tracked FortiGate 3140B SKU group is past its last date of support.
What is the last date of support for the FortiGate 3140B?
Last dates of support across FortiGate 3140B SKU groups range from Jul 2019 to Jan 2022.
Where do these FortiGate 3140B 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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