Milestone dates
The dates Cisco published, with Cisco's own wording under each milestone.
| Milestone | Date |
|---|---|
| End of saleCisco: End-of-Sale Date: HW, OS SW, Accessory | |
| Last ship dateCisco: Last Ship Date: HW, OS SW, Accessory | |
| End of hardware repairCisco: End of Routine Failure Analysis Date: HW | |
| End of new service contractsCisco: End of New Service Attachment Date: HW, OS SW | |
| End of software maintenanceCisco: End of SW Maintenance Releases Date: HW, OS SW | |
| End of service contract renewalCisco: End of Service Contract Renewal Date: HW, OS SW | |
| End of security fixesCisco: End of Vulnerability/Security Support: HW | |
| Last date of supportCisco: Last Date of Support: HW, OS SW |
Affected part numbers
36 part numbers are covered.
| Part number | Description | Replacement named by Cisco |
|---|---|---|
| C9800-BLANK | Cisco 9800 Wireless Controller Module Blank | There is currently no replacement product available for this product. |
| C9800-BLANK= | C9800 Module Blank Cover | There is currently no replacement product available for this product. |
| C9800-10X10GE | Cisco Catalyst 9800-80 10GE Module | There is currently no replacement product available for this product. |
| C9800-10X10GE= | Cisco Catalyst 9800-80 10GE Module | There is currently no replacement product available for this product. |
| C9800-18X1GE | Cisco Catalyst 9800-80 1GE Module | There is currently no replacement product available for this product. |
| C9800-18X1GE= | Cisco Catalyst 9800-80 1GE Module | There is currently no replacement product available for this product. |
| C9800-1X100GE | Cisco Catalyst 9800-80 1 Port 100GE Module | There is currently no replacement product available for this product. |
| C9800-1X100GE= | Cisco Catalyst 9800-80 1 Port 100GE Module | There is currently no replacement product available for this product. |
| C9800-1X40GE | Cisco Catalyst 9800-80 1 Port 40GE Module | There is currently no replacement product available for this product. |
| C9800-1X40GE= | Cisco Catalyst 9800-80 1 Port 40GE Module | There is currently no replacement product available for this product. |
| C9800-2X40GE | Cisco Catalyst 9800-80 2 Port 40GE Module | There is currently no replacement product available for this product. |
| C9800-2X40GE= | Cisco Catalyst 9800-80 2 Port 40GE Module | There is currently no replacement product available for this product. |
| C9800-40-2K-SLR-K9 | Cisco Catalyst 9800-40 SLR Wireless Controller | There is currently no replacement product available for this product. |
| C9800-40-CA-K9 | Cisco Catalyst 9800-40 Wireless Controller (Service Only) | There is currently no replacement product available for this product. |
| C9800-40-K9 | Cisco Catalyst 9800-40 Wireless Controller | CW9800M |
| C9800-40-SLR-K9 | Cisco Catalyst 9800-40 SLR Wireless Controller | There is currently no replacement product available for this product. |
| C9800-40-SLRCA-K9 | Cisco Catalyst 9800-40 SLR Controller (Service Only) | There is currently no replacement product available for this product. |
| C9800-80-CA-K9 | Cisco Catalyst 9800-80 Wireless Controller (Service only) | There is currently no replacement product available for this product. |
| C9800-80-K9 | Cisco Catalyst 9800-80 Wireless Controller | CW9800H1 |
| C9800-80-SLR-K9 | Cisco Catalyst 9800-80 Modular SLR Wireless Controller | There is currently no replacement product available for this product. |
| C9800-80-SLRCA-K9 | Cisco Catalyst 9800-80 Modular SLR CA Wireless Controller | There is currently no replacement product available for this product. |
| C9800-AC-1100W | Cisco Catalyst Wireless Controller 1100W AC Power Supply | There is currently no replacement product available for this product. |
| C9800-AC-1100W= | Cisco Catalyst Wireless Controller 1100W AC Power Supply | There is currently no replacement product available for this product. |
| C9800-AC-750W-R | Cisco Catalyst 9800-40 750W AC Power Supply | There is currently no replacement product available for this product. |
| C9800-AC-750W-R= | Cisco Catalyst 9800-40 750W AC Power Supply, Reverse Air | There is currently no replacement product available for this product. |
| C9800-AC-750W-RED | Cisco Catalyst 9800-40 750W AC Power Supply | There is currently no replacement product available for this product. |
| C9800-DC-950W | Cisco Catalyst Wireless Controller 950W DC Power Supply | There is currently no replacement product available for this product. |
| C9800-DC-950W= | Cisco Catalyst Wireless Controller 950W DC Power Supply | There is currently no replacement product available for this product. |
| EDU-C9800-40-K9 | EDU SKU - Cisco Catalyst 9800-40 Wireless Controller | EDU-CW9800M |
| EDU-C9800-80-K9 | EDU SKU-Cisco Catalyst 9800-80 Wireless Controller | EDU-CW9800H1 |
| EDU-C9800-80-S5-K9 | NYC EDU SKU-Cisco Catalyst 9800-80 Wireless Controller | There is currently no replacement product available for this product. |
| EDU-C9800-BNDL | EDU Bundle for Catalyst 9800 at 50 Percent Off | There is currently no replacement product available for this product. |
| SC980040K9-171 | UNIVERSAL | There is currently no replacement product available for this product. |
| SC980040K9-1715 | Cisco Catalyst 9800-40 Wireless Controller | There is currently no replacement product available for this product. |
| SC980080K9-171 | UNIVERSAL (NETWORK ESSENTIALS) | There is currently no replacement product available for this product. |
| SC980080K9-1715 | Cisco Catalyst 9800-80 Wireless Controller | There is currently no replacement product available for this product. |
Upgrade path
Cisco names 4 replacement part numbers. We list 2 of them new; open a listing to check its specifications and price.
Source
Cisco: End-of-Sale and End-of-Life Announcement for the Cisco Catalyst C9800-40/-80 Wireless LAN Controller. Retrieved 25 October 2026. Manufacturers sometimes revise these dates; check the source for the exact part number you run.