Milestone dates
The dates Cisco published, with Cisco's own wording under each milestone.
| Milestone | Date |
|---|---|
| End of saleCisco: End-of-Sale Date: HW | |
| Last ship dateCisco: Last Ship Date: HW | |
| End of hardware repairCisco: End of Routine Failure Analysis Date: HW | |
| End of new service contractsCisco: End of New Service Attachment Date: HW | |
| End of service contract renewalCisco: End of Service Contract Renewal Date: HW | |
| Last date of supportCisco: Last Date of Support: HW |
Affected part numbers
18 part numbers are covered.
| Part number | Description |
|---|---|
| CPAK-100G-CWDM4 | CPAK optical transceiver module,100G, CWDM4, 2km SMF |
| CPAK-100G-CWDM4= | CPAK optical transceiver module,100G, CWDM4, 2km SMF |
| CPAK-100G-FR | CPAK optical transceiver module, 2km SMF, duplex, LC Connect |
| CPAK-100G-FR= | CPAK optical transceiver module, 2km SMF, duplex, LC Connect |
| CPAK-100G-LR4 | CPAK-100G-LR4 Transceiver module, 10km SMF |
| CPAK-100G-LR4= | CPAK-100G-LR4 Transceiver module, 10km SMF |
| CPAK-100G-LR4-2K | CPAK-100G-LR4 Transceiver module, 10km SMF, Y-Cable |
| CPAK-100G-LR4-2K= | CPAK-100G-LR4 Transceiver module, 10km SMF, Y-Cable |
| CPAK-100G-LR4-BR | CPAK-100G-LR4 Transceiver module, 10km SMF, LC-SC adapter |
| CPAK-100G-LR4-BR= | CPAK-100G-LR4 Transceiver module, 10km SMF, LC-SC adapter |
| CPAK-100G-PSM4 | CPAK optical transceiver module, PSM4 500m SMF, parallel |
| CPAK-100G-PSM4= | CPAK optical transceiver module, PSM4 500m SMF, parallel |
| CPAK-100G-SR4 | CPAK optical transceiver module, 100GBASE-SR4, 100m OM4 |
| CPAK-100G-SR4= | CPAK optical transceiver module, 100GBASE-SR4, 100m OM4 |
| CVR-CFP2-CPAK10 | CFP2 to CPAK adapter for 10x10G interface |
| CVR-CFP2-CPAK10= | CFP2 to CPAK adapter for 10x10G interface |
| CVR-CFP2-CPAK4 | CFP2 to CPAK adapter for 4x25G interface |
| CVR-CFP2-CPAK4= | CFP2 to CPAK adapter for 4x25G interface |
Upgrade path
Cisco does not name a replacement part number in this announcement. Browse current Cisco products, or send your existing part numbers with a quote request and we will propose a new current model.
Source
Cisco: End-of-Sale and End-of-Life Announcement for the Cisco 100G CPAK Optical Transceivers. Retrieved 25 October 2026. Manufacturers sometimes revise these dates; check the source for the exact part number you run.