Fortinet FortiGate 300D — End-of-Life & EOSL Dates
Fortinet FortiGate 300D 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 300D SKU group is past Fortinet end of service life (last group Jan 2024). 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
Oct 2018 – Jan 2019
Last date of support
Oct 2023 – Jan 2024
Part numbers
3
34
months past last support
Why this score
- Past end of service life — 34 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-300D | Fortinet FortiGate-300D next-generation firewall | Oct 2018 | Oct 2023 | Past support |
| FortiGate-300D-LENC | Fortinet FortiGate-300D-LENC next-generation firewall | Oct 2018 | Oct 2023 | Past support |
| FortiGate-300D-USG | Fortinet FortiGate-300D-USG next-generation firewall | Jan 2019 | Jan 2024 | Past support |
Options from here
The Fortinet FortiGate 300D 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 300D — questions
Is the Fortinet FortiGate 300D end of life?
Yes. Every tracked FortiGate 300D SKU group is past its last date of support.
What is the last date of support for the FortiGate 300D?
Last dates of support across FortiGate 300D SKU groups range from Oct 2023 to Jan 2024.
Where do these FortiGate 300D 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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