Past EOSL
The Cisco Accessories on ISR4K reached End of Service Life (EOSL) on 29 Feb 2024.
End of sale
08 Feb 2019EOSL
29 Feb 2024
08 Feb 2019EOSL
29 Feb 2024
- Manufacturer
- Cisco
- Product family
- 4000 Series Integrated Services Routers ISR
- Models / part numbers
- ISR4320U-MEM-MSATA, ISR4330U-MEM-MSATA, ISR4350U-MEM-MSATA, ISR4430U-MEM-SSD, ISR4451-UCSE-S/K9, ISR4451XWAAS-200G
- Category
- Router
- End of sale / EOL
- 08 Feb 2019
- End of Service Life
- 29 Feb 2024
- Source
- OEM end-of-life notice · view source
- Notes
- Cisco end-of-life bulletin (announced 2018-11-08). Covers 6 part numbers, e.g. ISR4320U-MEM-MSATA, ISR4330U-MEM-MSATA, ISR4350U-MEM-MSATA.
- Last checked
- 14 Nov 2026
Frequently asked questions
When is the Cisco Accessories on ISR4K End of Service Life?
Cisco Accessories on ISR4K reached End of Service Life on 29 Feb 2024, after End of Sale on 08 Feb 2019.
What happens after the Accessories on ISR4K 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 Accessories on ISR4K 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 | |
|---|---|---|---|---|---|
| ISR4200, ISR4300 and select ISR4400 Series Platform 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 | Router | 07 Nov 2023 | 30 Nov 2028 | OEM supported | |
| 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 |