Overview
This announcement outlines the end-of-sale and end-of-life timeline for the Catalyst 4500-X Series Switches, including affected hardware, key lifecycle dates, and available migration paths.
End-of-Life Milestones and Dates
The following table lists the major lifecycle milestones and their corresponding dates:
| Milestone | Description | Date |
|---|---|---|
| End-of-Life Announcement Date | Public announcement of end-of-sale and end-of-life | October 31, 2019 |
| End-of-Sale Date | Last date to place new hardware orders | October 30, 2020 |
| Last Ship Date | Final date for shipment fulfillment | January 29, 2021 |
| End of Software Maintenance Releases | Last scheduled software maintenance release | October 30, 2021 |
| End of Routine Failure Analysis | Final date for routine failure analysis | October 30, 2021 |
| End of New Service Attachment | Last date to attach new service contracts | October 30, 2021 |
| End of Service Contract Renewal | Final date to renew or extend service coverage | January 28, 2025 |
| End of Vulnerability and Security Support | Final date for security-related updates | October 31, 2025 |
| Last Date of Support | Final date for all support services | October 31, 2025 |
Product Part Numbers Affected
The following hardware and accessories are affected by this end-of-sale and end-of-life announcement:
| End-of-Sale Part Number | Product Description | Replacement Product |
|---|---|---|
| WS-C4500X-16SFP+ | Catalyst 4500-X 16-Port 10G IP Base, Front-to-Back | C9500-16X |
| WS-C4500X-24X-ES | Catalyst 4500-X 24-Port 10G Enterprise Services | C9500-24X |
| WS-C4500X-24X-IPB | Catalyst 4500-X 24-Port 10G IP Base | C9500-24X |
| WS-C4500X-32SFP+ | Catalyst 4500-X 32-Port 10G IP Base | C9500-48Y4C |
| WS-C4500X-40X-ES | Catalyst 4500-X 40-Port 10G Enterprise Services | C9500-48Y4C |
| WS-C4500X-F-16SFP+ | Catalyst 4500-X 16-Port 10G IP Base, Back-to-Front | — |
| WS-C4500X-F-32SFP+ | Catalyst 4500-X 32-Port 10G IP Base, Back-to-Front | — |
| C4KX-FAN-F | Fan Module, Front-to-Back Airflow | — |
| C4KX-FAN-R | Fan Module, Back-to-Front Airflow | — |
| C4KX-NM-8SFP+ | 8-Port 10G SFP+ Network Module | — |
| C4KX-PWR-750AC-F | 750W AC Power Supply, Front-to-Back | — |
| C4KX-PWR-750AC-R | 750W AC Power Supply, Back-to-Front | — |
Product Migration Options
Migration to newer switching platforms is recommended to maintain long-term feature support, security updates, and operational continuity. Technology migration and trade-in programs may be available depending on regional policies and product eligibility. Pricing and availability may vary after the end-of-sale date.
Support and Service
Existing service agreements remain valid through their contracted terms and are supported until the last date of support listed above. Hardware replacement, software updates, and technical assistance are provided according to active service coverage.
Additional Information
Lifecycle policies define how products transition from active sale to retirement, including support timelines and service availability. Planning migrations early helps ensure uninterrupted network operations.
If required, please visit https://itmall.sale/.