Cisco Nexus 9508 Series End-of-Life & EOSL Dates
The Cisco Nexus 9508 Series is a data center switch in Cisco's Nexus product line. End-of-sale and end-of-service-life dates are listed by part number below, each linked to the Cisco EOL bulletin.
Every tracked Cisco Nexus 9508 Series SKU group is past Cisco end of service life (last group Aug 2026). Units in production should be treated as unsupported. For past-EOSL units, weigh third-party maintenance, spares, replacement, or a documented run-to-failure. Cisco’s named migration path: 2 successor part numbers / N9K-C9508-FM-E2.
End of sale
Nov 2020 – Aug 2021
End of security support
Aug 2024 – Nov 2025
Last date of support
Nov 2025 – Aug 2026
Part numbers
3
3
months since the last part number lost support
Why this score
- Past end of service life: the first part numbers 12 months ago, the last 3 months ago
- Vendor-published date, source-linked
- Vendor-named replacement / migration path available
- Category: data center switch
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 | End of sale | End of security support | Last date of support | Status |
|---|---|---|---|---|
| N9K-C9504-FM-S | Aug 2021 | Aug 2024 | Aug 2026 | Past support |
| N9K-C9508-FM-S | Aug 2021 | Aug 2024 | Aug 2026 | Past support |
| N9K-C9508-FM | Nov 2020 | Nov 2025 | Nov 2025 | Past support |
Options from here
The Cisco Nexus 9508 Series is past Cisco 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. Current eBay listings for Nexus 9508 Series ↗
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.
Nexus 9508 Series questions
Is the Cisco Nexus 9508 Series end of life?
Yes. Every dated 9508 Series SKU group is past its last date of support.
What is the last date of support for the 9508 Series?
Last dates of support across 9508 Series SKU groups range from Nov 2025 to Aug 2026.
When does Cisco stop releasing security fixes for the 9508 Series?
Between Aug 2024 and Nov 2025, depending on the SKU group. That is the End of Vulnerability/Security Support date in the Cisco EOL bulletin: the last date Cisco may release a remedy for a security vulnerability in the hardware.
Where do these 9508 Series dates come from?
Every end-of-sale and end-of-service-life date on this page links to the official Cisco EOL bulletin it was taken from.
What is the replacement for the 9508 Series?
Cisco's end-of-life bulletins list 2 successor part numbers and N9K-C9508-FM-E2 as the recommended migration path for the 9508 Series. Exact per-part-number replacements are in the linked bulletins.