WS-C3750X-48T-S

Catalyst 3750-X Series: 48-port data, IP Base

PAST EOSL

61 mo

past end of service life

Lifecycle position

now

availableend of saleservice

AvailableJan 2010

End of saleOct 2016

Last date of supportOct 2021Cisco bulletin ↗

Vendor-listed replacementWS-C3850-48T-Smigration options ↗

End of security supportOct 2019last security fix for the hardware · Cisco bulletin ↗

End of SW maintenanceOct 2017last bug-fix software release · Cisco bulletin ↗

Last supported firmwareIOS 15.2(4)E (SW maint. ended Oct 2017; security fixes ended Oct 2019)

Options from here

Third-party maintenance

Keep it in production past the OEM cutoff with an independent maintainer.

Pre-stock spares

Buy spares now, while units still circulate on the secondary market. eBay listings for WS-C3750X-48T-S ↗

Plan replacement

It is unsupported today. Set a migration timeline and budget.

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-24P-S24-port PoE+, IP Base›WS-C3750X-48P-S48-port PoE+, IP Base›WS-C3750X-12S-S12-port SFP, IP Base›WS-C3750X-24T-L24-port data, LAN Base›WS-C3750X-24P-L24-port PoE+, LAN Base›WS-C3750X-48T-L48-port data, LAN Base›WS-C3750X-48P-L48-port PoE+, LAN Base›

Questions about WS-C3750X-48T-S

Is the Cisco WS-C3750X-48T-S still supported?

No. Cisco's last date of support for WS-C3750X-48T-S was Oct 2021 (per the Cisco EOL bulletin). It is past end of service life.

When did the WS-C3750X-48T-S reach end of sale?

WS-C3750X-48T-S reached end of sale Oct 2016, per the Cisco EOL bulletin.

What is the last date of support (EOSL) for the WS-C3750X-48T-S?

Oct 2021, per the Cisco EOL bulletin.

What is the replacement for the WS-C3750X-48T-S?

Cisco's end-of-life bulletin lists WS-C3850-48T-S as the replacement for WS-C3750X-48T-S.

Can the WS-C3750X-48T-S be maintained after Cisco support ends?

After the last date of support, WS-C3750X-48T-S units can often be kept in production through third-party maintenance providers. Cisco no longer issues software fixes, support, or hardware replacement for it.