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Zyxel GM4100-B0 End-of-Life & EOSL Dates

UNDER VENDOR SUPPORTZyxel supports this to September 2028.

Zyxel has published end-of-life dates for the GM4100-B0. End of global marketing and end of service and support are taken from Zyxel's own end-of-life table, linked below.

Zyxel GM4100-B0 is still under Zyxel support, to Sep 2028. Fold the eventual replacement into your planning cycle.

End of sale

Apr 2026

Last date of support

Sep 2028

Part numbers

1

22

months of vendor support left

Support Runway Score64/100 · Plan
Why this score
  • End of service life within ~2 years
  • Vendor-published date, source-linked
  • Category: service provider access equipment

Support-lifecycle timing and source confidence only. Higher means more runway. It is not a risk, safety or compliance rating. How it is calculated

Figure 1. Support runs to Sep 2028. Budget a refresh or line up cover before that date.

Part number in this family

This family has one tracked part number. Its dates are the ones above.

Part numberEnd of saleLast date of supportStatusDescription
GM4100-B0Apr 2026Sep 2028Supportedservice provider access equipment

Options from here

The Zyxel GM4100-B0 is still supported (to Sep 2028). Options to plan around, in rough priority:

Monitor the timeline

Supported for now. Track the end-of-service date and revisit at refresh planning.

Plan the refresh

Fold the eventual replacement into your multi-year budget.

Keep firmware current

Stay on a supported software train while under OEM support.

Third-party maintenance later

An option to extend life once the OEM cutoff nears.

Independent and informational. EOSL.ai sells no hardware and no maintenance, and lists no paid placements. Third-party maintenance keeps unsupported gear in production past the OEM cutoff; whether it fits depends on the role the asset plays.

Zyxel GM4100-B0 questions

Is the Zyxel GM4100-B0 end of life?

Not past support yet. Zyxel support runs to Sep 2028, per the Zyxel end-of-sale bulletin. End of sale has passed (Apr 2026), so it can no longer be bought new from Zyxel.

What is the last date of support for the GM4100-B0?

Sep 2028, per the Zyxel end-of-sale bulletin.

Where do these GM4100-B0 dates come from?

Every end-of-sale and end-of-service-life date on this page links to the official Zyxel end-of-sale bulletin it was taken from.

On the same timetable

Embed this status on your wiki or README

A live badge that shows this model's support status and links here. It refreshes when the vendor date changes.

eosl.ai: EOL Sep 2028eosl.aiEOL Sep 2028
<a href="https://eosl.ai/system/zyxel-gm4100-b0/"><img src="https://eosl.ai/badge/zyxel-gm4100-b0.svg" alt="Zyxel GM4100-B0 EOL / EOSL status"></a>
[![Zyxel GM4100-B0 EOL / EOSL status](https://eosl.ai/badge/zyxel-gm4100-b0.svg)](https://eosl.ai/system/zyxel-gm4100-b0/)