Cisco Nexus 9508 Series Replacement — What Cisco Recommends
Cisco support for the Cisco Nexus 9508 Series has ended for some part numbers (last group runs to Aug 2026) — unsupported units need a plan. Cisco's own end-of-life bulletin names the successor below — quoted from the source, with the successor's live support status where EOSL.ai tracks it.
The Cisco-named replacement
per-part mapping in the bulletin (2 replacement parts listed) — named in the Cisco EOL bulletin ↗ as the migration path.
named as the replacement part number in the Cisco EOL bulletin — named in the Cisco EOL bulletin ↗ as the migration path.
N9K-C9504-FM-G and N9K-C9508-FM-E2 are not yet tracked on EOSL.ai — no vendor end-of-life notice has been captured for them, which is typical of current products.
Cisco Nexus 9508 Series lifecycle dates
| SKU group | End of sale | EOSL / last support | Source |
|---|---|---|---|
| Switch hardware | Aug 2021 | Aug 2026 | bulletin ↗ |
| Switch hardware | Nov 2020 | Nov 2025 | bulletin ↗ |
Per-part-number replacement mapping (3)
As listed in the Cisco bulletin's migration table for each part number.
| End-of-life part | Description | Bulletin-listed replacement |
|---|---|---|
| N9K-C9504-FM-S | N9K-C9504-FM-G | |
| N9K-C9508-FM-S | N9K-C9508-FM-G | |
| N9K-C9508-FM | N9K-C9508-FM-E2 |
Migration questions
What is the replacement for the Cisco Nexus 9508 Series?
Cisco's end-of-life bulletin names N9K-C9504-FM-G and N9K-C9508-FM-E2 as the recommended migration path for the Cisco Nexus 9508 Series. The exact wording and any per-part-number mapping are in the linked bulletin.
Is the Cisco Nexus 9508 Series end of life?
Cisco support for the Cisco Nexus 9508 Series has ended for some part numbers (last group runs to Aug 2026) — unsupported units need a plan. Full lifecycle dates by part number: https://eosl.ai/system/cisco-nexus-9508/.
Is there a per-part-number replacement mapping for the 9508 Series?
Yes — the bulletin maps replacements at the part-number level for 3 SKUs (for example N9K-C9504-FM-S → N9K-C9504-FM-G). The full table is on this page.
Do I have to buy the Cisco-recommended replacement?
No. The bulletin's named successor is Cisco's suggested path, not an obligation. Teams also keep 9508 Series units running under third-party maintenance after the support cutoff, migrate to a different vendor, or run low-criticality units to failure with the risk documented. See the support-options guide for the trade-offs.