WS-C3850-48T-E

Catalyst 3850 Series: stackable access switch

EOSL — PAST

12 mo

past end of service life

Lifecycle position

now

availableend of saleservice

AvailableJan 2013

End of saleOct 2020

End of serviceOct 2025Cisco bulletin ↗

Vendor-listed replacementC9300-48T-Amigration options ↗

Last security firmwareIOS XE 16.12.x

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-C3850-48T-E ↗

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 3850 Series

WS-C3850-24T-S›WS-C3850-24T-E›WS-C3850-48T-S›WS-C3850-24P-S›WS-C3850-48P-S›WS-C3850-24U-L›WS-C3850-12X48U-L›WS-C3850-24XU-L›

Questions about WS-C3850-48T-E

Is the Cisco WS-C3850-48T-E still supported?

No. Cisco's last date of support for WS-C3850-48T-E was Oct 2025 (per the Cisco EOL bulletin). It is past end of service life.

When did the WS-C3850-48T-E reach end of sale?

WS-C3850-48T-E reached end of sale Oct 2020, per the Cisco EOL bulletin.

What is the last date of support (EOSL) for the WS-C3850-48T-E?

Oct 2025, per the Cisco EOL bulletin.

What is the replacement for the WS-C3850-48T-E?

Cisco's end-of-life bulletin lists C9300-48T-A as the replacement for WS-C3850-48T-E.

Can the WS-C3850-48T-E be maintained after Cisco support ends?

After the last date of support, WS-C3850-48T-E units can often be kept in production through third-party maintenance providers. Cisco no longer issues software fixes, support, or hardware replacement for it.