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AIR-CT5520-CA-K9

5500 Series Wireless Controllers —

EOSL — PAST
17 mo
past end of service life

Lifecycle position

now
availableend of saleservice
Available—
End of saleDec 2021
End of serviceJan 2025Cisco bulletin ↗
Last security firmwareSW maintenance ended 2023-01

Options from here

Third-party maintenance

Covered past the OEM cutoff by an independent maintainer.

Pre-stock spares

Modules and units still circulate on the secondary market.

Schedule migration

Carrying production traffic? Set the replacement window now, not mid-outage.

Run to failure

Low-criticality role — document the risk, harden backups, retire on your terms.

Other SKUs in Series Wireless Controllers

AIR-5540-AC-750W›PROMOCT5508-1-K9›AIR-CT3504-K9›AIR-5508H-500-2PK›AIR-CT5508-500-K9›

AIR-CT5520-CA-K9 — questions

Is the Cisco AIR-CT5520-CA-K9 still supported?

No. Cisco's last date of support for AIR-CT5520-CA-K9 was Jan 2025, per the Cisco end-of-life bulletin — it is past end of service life.

When did the AIR-CT5520-CA-K9 reach end of sale?

AIR-CT5520-CA-K9 reached end of sale Dec 2021, per the Cisco end-of-life bulletin.

What is the last date of support (EOSL) for the AIR-CT5520-CA-K9?

Jan 2025, according to the Cisco end-of-life bulletin.

Can the AIR-CT5520-CA-K9 be maintained after Cisco support ends?

After the last date of support, AIR-CT5520-CA-K9 units can often be kept in production through third-party maintenance providers. Cisco no longer issues software fixes, TAC support, or hardware replacement for it.