OEM supported
The Cisco ISR4200, ISR4300 and select ISR4400 Series Platform reaches End of Service Life (EOSL) on 30 Nov 2028.
End of sale
07 Nov 2023EOSL
30 Nov 2028
07 Nov 2023EOSL
30 Nov 2028
- Manufacturer
- Cisco
- Product family
- 4000 Series Integrated Services Routers ISR
- Models / part numbers
- ISR4221-SEC/K9, ISR4221/K9, ISR4221X/K9, ISR4321-AX/K9, ISR4321-AXV/K9, ISR4321-DNA, ISR4321-PM20, ISR4321-SEC/K9, ISR4321-V/K9, ISR4321-VSEC/K9, ISR4321/K9, ISR4331-AX/K9
- Category
- Router
- End of sale / EOL
- 07 Nov 2023
- End of Service Life
- 30 Nov 2028
- Source
- OEM end-of-life notice · view source
- Notes
- Cisco end-of-life bulletin (announced 2022-11-07). Covers 120 part numbers, e.g. ISR4221-SEC/K9, ISR4221/K9, ISR4221X/K9.
- Last checked
- 14 Nov 2026
Frequently asked questions
When is the Cisco ISR4200, ISR4300 and select ISR4400 Series Platform End of Service Life?
Cisco ISR4200, ISR4300 and select ISR4400 Series Platform reaches End of Service Life on 30 Nov 2028, after End of Sale on 07 Nov 2023.
What happens after the ISR4200, ISR4300 and select ISR4400 Series Platform reaches EOSL?
Cisco stops selling support contracts, spare parts and firmware updates. The hardware keeps working, but break/fix, parts and engineering help must come from a third-party maintenance provider.
Can SLA Expert support the ISR4200, ISR4300 and select ISR4400 Series Platform after EOSL?
Yes — SLA Expert provides multi-vendor third-party maintenance, spares and field engineering for post-EOSL Cisco equipment across the Middle East and Africa. Request a quote to confirm coverage for your units.
Related Cisco EOSL dates
| Model | Category | End of sale | EOSL date | Status | |
|---|---|---|---|---|---|
| 4300ISR MEM-4300-2G, ISR4321-EN-3Y-20M, ISR4321-EN-3Y-50M, ISR4321-EN-3Y-100M, ISR4321-PR-3Y-20M, ISR4321-PR-3Y-50M, ISR4321-PR-3Y-100M | Router | 10 May 2021 | 31 May 2026 | Past EOSL | |
| 4G DRAM (1 x 4G) for Cisco ISR 4300 Series Routers MEM-4300-4G | Router | 18 Mar 2019 | 31 Jan 2029 | OEM supported | |
| ISR4200 and ISR4300 Series Platform for Brazil ISR4321BR/K9, ISR4331BR/K9 | Router | 26 Jan 2024 | 31 Jan 2029 | OEM supported | |
| ISR4200, ISR4300 and select ISR4400 Series Platform Spares ACS-4220-RM-19, ACS-4320-BEZEL, ACS-4320-FANASSY, ACS-4320-RM-19, ACS-4330-BEZEL, ACS-4330-DCBEZEL, ACS-4330-FANASSY, ACS-4330-RM-19, ACS-4330-RM-23, ACS-4330-WM, ACS-4350-BEZEL, ACS-4430-BEZEL | Router | 26 Jan 2024 | 31 Jan 2029 | OEM supported | |
| ISR4000 LTE Advanced NIM Promotional Product NIM-LTEA-LAPRM | Router | 04 Nov 2022 | 30 Nov 2027 | OEM supported | |
| CAT 6 Network Interface Modules (NIMs) NIM-LTEA-EA, NIM-LTEA-EA-PM20, NIM-LTEA-LA | Router | 30 Jan 2025 | 31 Jan 2030 | OEM supported |