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Optical network terminal

Calix 740G & 765G ONTs — End-of-Life & EOSL Dates

Calix 740G & 765G ONTs — end-of-sale and end-of-support dates by part number, from the Calix Customer Advisory Bulletin cited below.

Is the Calix 740G & 765G ONTs end of life?

Past end of service
10/100
Little or no runway
Support Runway Score

Every tracked Calix 740G & 765G ONTs SKU group is past Calix end of service life (last group Feb 2015). Units in production should be treated as unsupported. For past-EOSL units, weigh third-party maintenance, spares, replacement, or a documented run-to-failure.

Why this score
  • Past end of service life — 138 months ago
  • Vendor-published date, source-linked
  • Category: optical network terminal

The score reflects support-lifecycle timing and source confidence only — higher means more support runway. It is not a risk, safety or compliance rating. How it’s calculated →

Action priority
Critical
Every tracked part number is past end of service life — unsupported by the vendor.
End of service life
Feb 2015
Part numbers
2
Confidence
Vendor-published date
Last verified
Aug 2026
Source
Check your part numbers in bulk →

740G & 765G ONTs

EOSL — PAST
138 mo
past end of service
now
availableend of saleservice
End of saleNov 2009
End of serviceFeb 2015Calix bulletin ↗

2 SKUs in this group

Options from here

Unsupported now

The Calix 740G & 765G ONTs is past Calix end of service life. These are the paths teams take 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.

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.

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

Calix 740G & 765G ONTs — questions

Is the Calix 740G & 765G ONTs end of life?

Yes — every tracked 740G & 765G ONTs SKU group is past its last date of support.

What is the last date of support for the 740G & 765G ONTs?

Feb 2015 — per the Calix end-of-sale bulletin.

Where do these 740G & 765G ONTs dates come from?

Every end-of-sale and end-of-service-life date on this page links to the official Calix 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.

Calix 740G & 765G ONTs EOL / EOSL status
<a href="https://eosl.ai/system/calix-740g-765g-onts/"><img src="https://eosl.ai/badge/calix-740g-765g-onts.svg" alt="Calix 740G & 765G ONTs EOL / EOSL status"></a>
[![Calix 740G & 765G ONTs EOL / EOSL status](https://eosl.ai/badge/calix-740g-765g-onts.svg)](https://eosl.ai/system/calix-740g-765g-onts/)