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Stackable access switch · Switch hardware (EOL10623)

WS-C3750X-24U-S

Catalyst 3750-X Series — 24-port UPOE, IP Base

EOSL — PAST
56 mo
past end of service life

Lifecycle position

now
availableend of saleservice
AvailableJan 2010
End of saleOct 2016
End of serviceOct 2021Cisco bulletin ↗
Last security firmwareIOS 15.2(4)E (SW maint. ended Oct 2017; security fixes ended Oct 2019)

Options from here

Third-party maintenance

Covered past the OEM cutoff by an independent maintainer.

Pre-stock spares

Modules and units still circulate on the secondary market.

Schedule migration

Carrying production traffic? Set the replacement window now, not mid-outage.

Run to failure

Low-criticality role — document the risk, harden backups, retire on your terms.

Other SKUs in 3750-X Series

WS-C3750X-24T-S24-port data, IP Base›WS-C3750X-24T-L24-port data, LAN Base›WS-C3750X-24P-S24-port PoE+, IP Base›WS-C3750X-24P-L24-port PoE+, LAN Base›WS-C3750X-48T-S48-port data, IP Base›WS-C3750X-48T-L48-port data, LAN Base›WS-C3750X-48P-S48-port PoE+, IP Base›WS-C3750X-48P-L48-port PoE+, LAN Base›

WS-C3750X-24U-S — questions

Is the Cisco WS-C3750X-24U-S still supported?

No. Cisco's last date of support for WS-C3750X-24U-S was Oct 2021, per the Cisco end-of-life bulletin — it is past end of service life.

When did the WS-C3750X-24U-S reach end of sale?

WS-C3750X-24U-S reached end of sale Oct 2016, per the Cisco end-of-life bulletin.

What is the last date of support (EOSL) for the WS-C3750X-24U-S?

Oct 2021, according to the Cisco end-of-life bulletin.

Can the WS-C3750X-24U-S be maintained after Cisco support ends?

After the last date of support, WS-C3750X-24U-S units can often be kept in production through third-party maintenance providers. Cisco no longer issues software fixes, TAC support, or hardware replacement for it.