Extreme Networks Summit X450e Series — End-of-Life & EOSL Dates
Summit X450e Series. Extreme Networks end-of-life bulletin "Summit X250e and X450e Series Switches Bulletin", read in full; each date below is shown with the bulletin's own wording.
Every tracked Extreme Networks Summit X450e Series SKU group is past Extreme Networks end of service life (last group Mar 2019). Units in production should be treated as unsupported. For past-EOSL units, weigh third-party maintenance, spares, replacement, or a documented run-to-failure. Extreme Networks’s named migration path: Summit X440-24t.
EOL announced
Jul 2013
End of sale
Mar 2014
Last date of support
Mar 2019
Part numbers
6
91
months past last support
Why this score
- Past end of service life — 91 months ago
- Vendor-published date, source-linked
- Vendor-named replacement / migration path available
- Category: ethernet switch
Support-lifecycle timing and source confidence only. Higher means more runway. It is not a risk, safety or compliance rating. How it is calculated
Part numbers in this family
All 6 share the dates above. Find your exact part to confirm.
| Part number | Description | End of sale | Last support | Status |
|---|---|---|---|---|
| 16141 | Summit X450e Series | Mar 2014 | Mar 2019 | Past support |
| 16142 | Summit X450e Series | Mar 2014 | Mar 2019 | Past support |
| 16142T | Summit X450e Series | Mar 2014 | Mar 2019 | Past support |
| 16147 | Summit X450e Series | Mar 2014 | Mar 2019 | Past support |
| 16148 | Summit X450e Series | Mar 2014 | Mar 2019 | Past support |
| 16148T | Summit X450e Series | Mar 2014 | Mar 2019 | Past support |
Options from here
The Extreme Networks Summit X450e Series is past Extreme Networks end of service life. These are the paths teams take from here:
Keep it in production past the OEM cutoff with an independent maintainer.
Buy spares now, while units still circulate on the secondary market.
It is unsupported today. Set a migration timeline and budget.
Low-criticality role: document the risk, harden backups, retire on your terms.
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.
Extreme Networks Summit X450e Series — questions
Is the Extreme Networks Summit X450e Series end of life?
Yes. Every tracked Summit X450e Series SKU group is past its last date of support.
What is the last date of support for the Summit X450e Series?
Mar 2019, per the Extreme Networks end-of-sale bulletin.
Where do these Summit X450e Series dates come from?
Every end-of-sale and end-of-service-life date on this page links to the official Extreme Networks end-of-sale bulletin it was taken from.
What is the replacement for the Summit X450e Series?
Extreme Networks's end-of-life bulletin lists Summit X440-24t as the recommended migration path for the Summit X450e Series. Exact per-part-number replacements are in the linked bulletin.
On the same timetable
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