Lifecycle record

Cisco ONE - 3504 Wireless Controller (TAA) EOL & EOSL Dates

Check Cisco C1-AIR-CT3504-K9 lifecycle milestones, source fields, replacement notes.

EOL & EOSL Dates and Details

C1-AIR-CT3504-K9 lifecycle data

End-of-Life Announcement (EOL)	2021-01-11
End of Sale (EOS)	2021-01-31
End of Service Life (EOSL)	2027-01-31
Manufacturer	Cisco
Category	Wireless
Product Series	Cisco 3504 Wireless controller
Part Number	C1-AIR-CT3504-K9
Model Number	C1-AIR-CT3504-K9
Release Date	2017-03-20
Replacement Part Number	C9800-L-F-K9-C9800-L-C-K9-C91XXAXX-EWC-X
Replacement Product Name	Cisco Catalyst 9800-L Controller / Cisco Catalyst Embedded Wireless Controllers on Catalyst 9100 Series Access Points

Lifecycle status

EoS - Sales Ended

Recorded lifecycle milestones in date order.

Official source fields and support milestones recorded for C1-AIR-CT3504-K9.

Release Date	2017-03-20
Last Ship Date: HW, License	2021-05-02
Last Ship Date: HW	05/02/2021
End Of New Service Attachment Date: HW	01/31/2023
End Of SW Maintenance Releases Date: HW	01/31/2023
End Of Routine Failure Analysis Date: HW	01/31/2023
End Of Vulnerability/Security Support: HW	01/30/2025
End Of Service Contract Renewal Date: HW	05/01/2026
End of-Service-Life (EOSL)	2027-01-31
Official EOL Notice	View Official EOL Documentation

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Manufacturer	Part Number	Product Name	EOL Date
Cisco	AIR-CT3504-SW-8-5	Cisco 3504 Wireless Controller SW Rel. 8.5	2021-01-11
Cisco	EDU-CT3504-K9	Cisco 3504 Wireless Controller for US K12	2021-01-11