Lifecycle record
DS-CWDM4G1590 EOL & EOSL Dates
Cisco 1590NM CWDM 4-Gbps FC SFP
Lifecycle status
In EOSL Phase
DS-CWDM4G1590 reached its last date of support on 2023-05-31. Cisco support services are no longer available for this model. Recommended replacement: DS-CWDM8G1590.
Last checked: 2026-06-16
EOL & EOSL Dates and Details
| End-of-Life Announcement (EOL) | 2017-11-30 |
|---|---|
| End of Sale (EOS) | 2018-05-31 |
| End of Service Life (EOSL) | 2023-05-31 |
| Manufacturer | Cisco |
| Category | Networking Accessories |
| Product Series | Cisco MDS 4G CWDM Transceivers |
| Part Number | DS-CWDM4G1590 |
| Model Number | DS-CWDM4G1590= |
| Release Date | - |
| Replacement Part Number | DS-CWDM8G1590 |
| Replacement Product Name | 1590 nm CWDM 2/4/8-Gbps Fibre Channel SFP+ |
Lifecycle Timeline
Recorded lifecycle milestones in date order.
Additional Information
Support milestones and the official source recorded for this model.
| Last Ship Date: HW, License | 2018-08-29 |
|---|---|
| End Of New Service Attachment Date: HW | 2019-05-31 |
| End Of Routine Failure Analysis Date: HW | 2019-05-31 |
| End Of Service Contract Renewal Date: HW | 2022-08-26 |
| Official EOL Notice | View Official EOL Documentation |
More Cisco MDS 4G CWDM Transceivers EOL Dates
| Part Number | Product Name | EOL Announcement | End of Sale |
|---|---|---|---|
| DS-CWDM4G1470 | Cisco 1470NM CWDM 4-Gbps FC SFP | 2017-11-30 | 2018-05-31 |
| DS-CWDM4G1490 | Cisco 1490NM CWDM 4-Gbps FC SFP | 2017-11-30 | 2018-05-31 |
| DS-CWDM4G1510 | Cisco 1510NM CWDM 4-Gbps FC SFP | 2017-11-30 | 2018-05-31 |
| DS-CWDM4G1530 | Cisco 1530NM CWDM 4-Gbps FC SFP | 2017-11-30 | 2018-05-31 |
| DS-CWDM4G1550 | Cisco 1550NM CWDM 4-Gbps FC SFP | 2017-11-30 | 2018-05-31 |
| DS-CWDM4G1570 | Cisco 1570NM CWDM 4-Gbps FC SFP | 2017-11-30 | 2018-05-31 |
| DS-CWDM4G1610 | Cisco 1610NM CWDM 4-Gbps FC SFP | 2017-11-30 | 2018-05-31 |