Past EOSL
The Cisco Cat 4500 Series 48-Port 1000Base-LX Line Card & Cat 4000 POE HW reached End of Service Life (EOSL) on 01 Feb 2011.
End of sale
01 Feb 2006EOSL
01 Feb 2011
01 Feb 2006EOSL
01 Feb 2011
- Manufacturer
- Cisco
- Product family
- Catalyst 4500 Series Switches
- Models / part numbers
- WS-P4603-2PSU, CAB-P4603-DC
- Category
- Network Switch
- End of sale / EOL
- 01 Feb 2006
- End of Service Life
- 01 Feb 2011
- Source
- OEM end-of-life notice · view source
- Notes
- Cisco end-of-life bulletin (announced 2005-08-01). Covers 2 part numbers, e.g. WS-P4603-2PSU, CAB-P4603-DC.
- Last checked
- 14 Nov 2026
Frequently asked questions
When is the Cisco Cat 4500 Series 48-Port 1000Base-LX Line Card & Cat 4000 POE HW End of Service Life?
Cisco Cat 4500 Series 48-Port 1000Base-LX Line Card & Cat 4000 POE HW reached End of Service Life on 01 Feb 2011, after End of Sale on 01 Feb 2006.
What happens after the Cat 4500 Series 48-Port 1000Base-LX Line Card & Cat 4000 POE HW 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 Cat 4500 Series 48-Port 1000Base-LX Line Card & Cat 4000 POE HW 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 | |
|---|---|---|---|---|---|
| Catalyst 4500 Supervisor Engine 9E C1-X45-SUP9-E, C1-X45-SUP9-E/2, CAB-CON-C4K-RJ45, WS-UA-SUP9E, WS-X45-SUP9-E, WS-X45-SUP9-E/2 | Network Switch | 30 Oct 2021 | 31 Oct 2026 | Past EOSL | |
| Catalyst 4500 Supervisor Engine 7L-E C1-X45-SUP7L-E, C1-X45-SUP7L-E/2, C4500E-S3-4748RJV, C4500E-S3-MGIG, C4500E-S3-UPOE, C4500E-S6-4748RJV, C4500E-S6-MGIG, C4500E-S6-UPOE, C4500E-S7-4748RJV, C4500E-S7L-SFP, C4500E-S7L-SFP-DEF, C4500E-S7L/2 | Network Switch | 31 Oct 2018 | 31 Oct 2023 | Past EOSL | |
| Catalyst 4500 Memory PIDs MEM-C4K-256-SDRAM, MEM-C4K-FLD128M, MEM-X45-512MB-E | Network Switch | 02 May 2018 | 31 May 2023 | Past EOSL | |
| UPOE Power Splitter WS-UPOE-12VPSPL | Network Switch | 29 Oct 2016 | 31 Oct 2021 | Past EOSL | |
| Catalyst 4500E Line Cards C4500E-S7L-DEFAULT, ME-X4248-FE-SFP, WS-450096V, WS-C4506E-S7L+96, WS-C4507RE-S7L+96, WS-X4148-FX-MT, WS-X4248-FE-SFP, WS-X4606-X2-E, WS-X4612-SFP-E, WS-X4624-SFP-E, WS-X4648-RJ45-E, WS-X4648-RJ45V+E | Network Switch | 30 Apr 2017 | 30 Apr 2022 | Past EOSL | |
| Catalyst 4500 Supervisor Engine 6L-E WS-X45-SUP6L-E, WS-X45-SUP6L-E/2, WS-C4507RES6L+96V, WS-C4506E-S6L-96V, WS-C4506E-S6L-4200, WS-C4506E-S6L-2800, WS-C4506E-S6L-1300, WS-C4503E-S6L-48VE, WS-C4503E-S6L-48V, WS-C4503E-S6L-1300, MEM-X45-1GB-LE, C4507+2S6L-C | Network Switch | 02 Feb 2015 | 29 Feb 2020 | Past EOSL |