This table tracks end-of-life milestones for 15 Cisco Firepower eXtensible Operating System part numbers. For each record it lists the key dates published in Cisco lifecycle notices: the EOL announcement date, End-of-Sale (EOS), and End-of-Service-Life (EOSL). The Cisco Firepower eXtensible Operating System family has no single end-of-life date; milestones are set per part number, so use the table to find the exact SKU you operate. Across this series, EOSL dates range from 2023-04-30 to 2027-11-30. Open any part number for source details, replacement fields, and current availability options.
Total Products: 15 | Page 1 of 1
Cisco Firepower Extensible Operating System v2.4.1 - FPR4100
Cisco Firepower Extensible Operating System v2.9.1
Cisco Firepower Extensible Operating System v2.11.1
Cisco Firepower Extensible Operating Sys v2.12.1 for FPR4100
Cisco Firepower Extensible Operating Sys v2.12.2 for FPR4100
Cisco Firepower Extensible Operating System v2.0 for FPR9300
Cisco Firepower Extensible Operating System v2.1 for FPR9300
Cisco Firepower Extensible Operating System v2.4.1 - FPR9300
Cisco Firepower Extensible Operating System v2.9.1 - FPR9300
Cisco Firepower Extensible Operating System v2.11.1-FPR9300
Cisco Firepower Extensible Operating Sys v2.12.1 for FPR9300
Cisco Firepower Extensible Operating Sys v2.12.2 for FPR9300
Cisco Firepower Extensible Operating System (FXOS) for FPR4K
Cisco Firepower Extensible Operating System (FXOS) for FPR4K
Cisco Firepower Extensible Operating System v 2.0 for FPR9300
| Manufacturer | Part Number | Product Name | EOL Announcement | End of Sale (EOS) | End of Service Life (EOSL) |
|---|---|---|---|---|---|
| Cisco | SF-F4KFXOS2-4-1-K9 | Cisco Firepower Extensible Operating System v2.4.1 - FPR4100 | 2019-10-31 | 2020-04-30 | 2023-04-30 |
| Cisco | SF-F4KFXOS2-9-1-K9 | Cisco Firepower Extensible Operating System v2.9.1 | 2021-01-08 | 2021-07-09 | 2024-07-31 |
| Cisco | SF-F4KFXS2-11-1-K9 | Cisco Firepower Extensible Operating System v2.11.1 | 2023-06-23 | 2023-12-22 | 2025-12-31 |
| Cisco | SF-F4KFXS2-12-1-K9 | Cisco Firepower Extensible Operating Sys v2.12.1 for FPR4100 | 2025-05-20 | 2025-11-18 | 2027-11-30 |
| Cisco | SF-F4KFXS2-12-2-K9 | Cisco Firepower Extensible Operating Sys v2.12.2 for FPR4100 | 2025-05-20 | 2025-11-18 | 2027-11-30 |
| Cisco | SF-F9K-FXOS2-0-K9 | Cisco Firepower Extensible Operating System v2.0 for FPR9300 | 2019-11-22 | 2020-05-22 | 2023-05-31 |
| Cisco | SF-F9K-FXOS2-1-K9 | Cisco Firepower Extensible Operating System v2.1 for FPR9300 | 2018-01-16 | 2018-07-17 | 2023-07-31 |
| Cisco | SF-F9KFXOS2-4-1-K9 | Cisco Firepower Extensible Operating System v2.4.1 - FPR9300 | 2019-10-31 | 2020-04-30 | 2023-04-30 |
| Cisco | SF-F9KFXOS2-9-1-K9 | Cisco Firepower Extensible Operating System v2.9.1 - FPR9300 | 2021-01-08 | 2021-07-09 | 2024-07-31 |
| Cisco | SF-F9KFXS2-11-1-K9 | Cisco Firepower Extensible Operating System v2.11.1-FPR9300 | 2023-06-23 | 2023-12-22 | 2025-12-31 |
| Cisco | SF-F9KFXS2-12-1-K9 | Cisco Firepower Extensible Operating Sys v2.12.1 for FPR9300 | 2025-05-20 | 2025-11-18 | 2027-11-30 |
| Cisco | SF-F9KFXS2-12-2-K9 | Cisco Firepower Extensible Operating Sys v2.12.2 for FPR9300 | 2025-05-20 | 2025-11-18 | 2027-11-30 |
| Cisco | SF-FXOS4K-2-0-K9 | Cisco Firepower Extensible Operating System (FXOS) for FPR4K | 2019-11-22 | 2020-05-22 | 2023-05-31 |
| Cisco | SF-FXOS4K-2-1-K9 | Cisco Firepower Extensible Operating System (FXOS) for FPR4K | 2018-01-16 | 2018-07-17 | 2023-07-31 |
| Cisco | SF-FXOS9K-2-0-K9 | Cisco Firepower Extensible Operating System v 2.0 for FPR9300 | 2019-11-22 | 2020-05-22 | 2023-05-31 |