Lifecycle record

ISR4221X-K9 EOL & EOSL Dates

Cisco ISR 4221 (2GE,2NIM,8G FLASH,8G DRAM,IPB)

Lifecycle status

EoS - Sales Ended

ISR4221X-K9 is no longer sold by Cisco; end of sale was 2023-11-07. Support continues until 2028-11-30. Recommended replacement: C8200L-1N-4T.

Last checked: 2026-06-16

Buy the recommended replacement

C8200L-1N-4T Request a quote

EOL & EOSL Dates and Details

End-of-Life Announcement (EOL) 2022-11-07
End of Sale (EOS) 2023-11-07
End of Service Life (EOSL) 2028-11-30
Manufacturer Cisco
Category Routers
Product Series Cisco ISR 4200
Part Number ISR4221X-K9
Model Number ISR4221X/K9
Release Date -
Replacement Part Number C8200L-1N-4T
Replacement Product Name Cisco Catalyst 8200L with 1-NIM slot and 4x1G WAN ports

Lifecycle Timeline

Recorded lifecycle milestones in date order.

  • End-of-Life Announcement (EOL)
    2022-11-07


  • End of Sale (EOS)
    2023-11-07


  • Last Ship Date
    2024-02-06


  • End of SW Maintenance
    2025-08-31


  • End of Service Contract Renewal
    2028-02-05


  • Last Date of Support
    2028-11-30


  • End of Service Life (EOSL)
    2028-11-30

Additional Information

Support milestones and the official source recorded for this model.

Last Ship Date: HW,License 2024-02-06
End Of New Service Attachment Date: HW 2024-11-06
End Of SW Maintenance Releases Date: HW 2025-08-31
End Of Routine Failure Analysis Date: HW 2024-11-06
End Of Vulnerability/Security Support: HW 2028-11-30
End Of Service Contract Renewal Date: HW 2028-02-05
Last Date Of Support: HW 2028-11-30
Official EOL Notice View Official EOL Documentation
Notes The last supported IOS-XE Release trains will be the 17.9.x and 17.12.x for the listed ISR 4000 Platforms. IOS-XE Release trains 17.10.x and 17.11.x will not be supported. For SD-WAN deployments, future vManage Releases 20.12, 20.15 and 20.18 will support IOS-XE Release train 17.12.x. EoVSS standard support for IOS-XE Release train 17.12 is until September 2027, after which necessary ad-hoc EoVSS maintenance releases will be made available for ISR 4K until November 2028.

More Cisco ISR 4200 EOL Dates

Part Number Product Name EOL Announcement End of Sale
C1-CISCO4221-K9 Cisco ONE ISR 4221 (2GE,2NIM,8G FLASH,4G DRAM,IPB) 2022-04-29 2022-10-28
C1-CISCO4221T-P-K9 Cisco ONE ISR 4221 (2GE,2NIM,4G FLASH,8G DRAM,IPB) 2022-04-29 2022-10-28
FL-4220-BOOST-K9 Cisco Booster Performance License for 4220 Series 2023-10-26 2024-01-26
FL-4220-PERF-K9 Cisco Performance on Demand License for 4220 Series 2022-11-07 2023-11-07
ISR4221-K9 Cisco ISR 4221 (2GE,2NIM,8G FLASH,4G DRAM,IPB) 2022-11-07 2023-11-07
ISR4221-SEC-K9 Cisco ISR 4221 SEC Bundle with SEC lic 2022-11-07 2023-11-07
PWR-4220-AC Cisco AC Power Supply for Cisco ISR 4220 2022-11-07 2023-11-07
SISR4200NPEK9-165 Cisco UNIVERSAL - NO PAYLOAD ENCRYPTION 2021-05-05 2021-11-03