Cisco AireOS 3504 AIR-CT3504-CA-K9++ EOL Dates
Cisco 3504 Wireless Controller for Service Depot TAA EOL & EOSL Dates
SoftwareCategory: Software
Series: Cisco AireOS 3504
EOSL Date: 2027-01-31
AIR-CT3504-CA-K9++ Lifecycle Timeline
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Release Date2017-03-07
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End-of-Life Announcement (EOL)2021-03-31
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End of Sale (EOS)2021-03-31
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End of Service Life (EOSL)2027-01-31
NEW
AIR-CT3504-CA-K9++ has reached EOL / EOS. Suggested replacement: Cisco Catalyst 9800-L Wireless Controllers for continued Cisco support.
Official Cisco EOL notice
You can view the official Cisco EOL / EOSL bulletin for this product at the link below.
View Official EOL DocumentationAIR-CT3504-CA-K9++ EOL Data – Full Overview
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Release Date
- 2017-03-07
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End-of-Life Announcement (EOL)
- 2021-03-31
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End of Sale (EOS)
- 2021-03-31
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End of Service Life (EOSL)
- 2027-01-31
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Application SW – End of Service Contract Renewal
- 2024-05-02
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Application SW – Last Date Of Support
- 2025-01-31
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Cisco AIR-CT3504-CA-K9++ End-of-Life (EOL) & End-of-Sale (EOS) Overview
This page provides the official End-of-Sale (EOS), End-of-Life (EOL) and End of Service Life (EOSL) milestones for Cisco AIR-CT3504-CA-K9++. Use these lifecycle dates to plan hardware replacement, upgrade projects, and migration to newer Cisco platforms before the product is fully discontinued.
By understanding the Cisco AIR-CT3504-CA-K9++ EOL / EOSL timeline and support policy, IT managers, resellers and network integrators can renew maintenance contracts on time, reduce unplanned downtime, and choose compatible replacement models that fit their long-term network roadmap.
- Plan EOS / EOL hardware refresh
- Align support contracts with EOSL dates
- Evaluate Cisco replacement & upgrade options