Cisco Nexus 3420 Series Replacement: What Cisco Recommends
Cisco support for the Cisco Nexus 3420 Series runs to Jan 2029. Time to fold the successor into refresh planning. 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
named as the replacement part number in the Cisco EOL bulletin — named in the Cisco EOL bulletin ↗ as the migration path.
N9K-C93180YC-FX3 is not yet tracked on EOSL.ai — no vendor end-of-life notice has been captured for it, which is typical of current products.
Cisco Nexus 3420 Series lifecycle dates
| SKU group | End of sale | EOSL / last support | Source |
|---|---|---|---|
| Switch hardware | Jan 2024 | Jan 2029 | bulletin ↗ |
Per-part-number replacement mapping (1)
As listed in the Cisco bulletin's migration table for each part number.
| End-of-life part | Description | Bulletin-listed replacement |
|---|---|---|
| N3K-C34200YC-SM | N9K-C93180YC-FX3 |
Migration questions
What is the replacement for the Cisco Nexus 3420 Series?
Cisco's end-of-life bulletin names N9K-C93180YC-FX3 as the recommended migration path for the Cisco Nexus 3420 Series. The exact wording and any per-part-number mapping are in the linked bulletin.
Is the Cisco Nexus 3420 Series end of life?
Cisco support for the Cisco Nexus 3420 Series runs to Jan 2029. Time to fold the successor into refresh planning. Full lifecycle dates by part number: https://eosl.ai/system/cisco-nexus-3420/.
Is there a per-part-number replacement mapping for the 3420 Series?
Yes. The bulletin maps replacements at the part-number level for 1 SKU (for example N3K-C34200YC-SM → N9K-C93180YC-FX3). 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 3420 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.