Cambium Networks N500 Replacement — What Cambium Networks Recommends
Cambium Networks support for the Cambium Networks N500 ended Sep 2025 — unsupported units need a plan. Cambium Networks's own end-of-life bulletin names the successor below — quoted from the source, with the successor's live support status where EOSL.ai tracks it.
The Cambium Networks-named replacement
listed as the recommended replacement on Cambium's Product Life Cycle page — named in the Cambium Networks EOL bulletin ↗ as the migration path.
N550 is not yet tracked on EOSL.ai — no vendor end-of-life notice has been captured for it, which is typical of current products.
Cambium Networks N500 lifecycle dates
| SKU group | End of sale | EOSL / last support | Source |
|---|---|---|---|
| N500 (end of sale 2021-09) | Sep 2021 | Sep 2025 | bulletin ↗ |
Per-part-number replacement mapping (47)
As listed in the Cambium Networks bulletin's migration table for each part number.
| End-of-life part | Description | Bulletin-listed replacement |
|---|---|---|
| NB-N500910B-US | N500 900 MHz Single | N550 |
| NB-N500911B-US | N500 900 MHz Single with IO | N550 |
| NB-N500920B-US | N500 900 MHz Dual | N550 |
| NB-N500921B-US | N500 900 MHz Dual with IO | N550 |
| NB-N500910B-AU | N500 900 MHz Single - Australia | N550 |
| NB-N500911B-AU | N500 900 MHz Single with IO - Australia | N550 |
| NB-N500920B-AU | N500 900 MHz Dual - Australia | N550 |
| NB-N500921B-AU | N500 900 MHz Dual with IO - Australia | N550 |
| NB-N500710A-US | N500 700 MHz Single | N550 |
| NB-N500711A-US | N500 700 MHz Single with IO | N550 |
| NB-N500720A-US | N500 700 MHz Dual | N550 |
| NB-N500721A-US | N500 700 MHz Dual with IO | N550 |
| NB-N500410A-US | N500 450 MHz Single | N550 |
| NB-N500411A-US | N500 450 MHz Single with IO | N550 |
| NB-N500420A-US | N500 450 MHz Dual | N550 |
| NB-N500421A-US | N500 450 MHz Dual with IO | N550 |
| NB-N500430A-EU | N500 450 MHz Single - ETSI RED | N550 |
| NB-N500431A-EU | N500 450 MHz Single with IO - ETSI RED | N550 |
| NB-N500440A-EU | N500 450 MHz Dual - ETSI RED | N550 |
| NB-N500441A-EU | N500 450 MHz Dual with IO - ETSI RED | N550 |
| NB-N500210B-US | N500 220 MHz Single | N550 |
| NB-N500211B-US | N500 220 MHz Single with IO | N550 |
| NB-N500220B-US | N500 220 MHz Dual | N550 |
| NB-N500221B-US | N500 220 MHz Dual with IO | N550 |
| NB-N500001A-US | N500 IO Expander | N550 |
| NB-N500930B-US | N500 900 MHz Board Radio ISM Only | N550 |
| NB-N500082A-US | N500 Terminal Server Two Serial Port | N550 |
| NB-N501410A-US | N500 1.4 GHz Single | N550 |
| NB-N501411A-US | N500 1.4 GHz Single with IO | N550 |
| NB-N501420A-US | N500 1.4 GHz Dual | N550 |
| NB-N501421A-US | N500 1.4 GHz Dual with IO | N550 |
| NB-N500940A-US | N500 Network Synchronizer Master | N550 |
| NB-N500001B-US | N500 IO Expander | N550 |
| NB-N502700A-US | cnReach HA Comms Module, 700 MHz | N550 |
| NB-N502900A-US | cnReach HA Comms Module, 900 MHz | N550 |
| NB-N502450A-US | cnReach HA Comms Module, 450 MHz | N550 |
| NB-N502220A-US | cnReach HA Comms Module, 220 MHz | N550 |
| NB-N502900A-AU | cnReach HA Comms Module, 900 MHz AU/NZ | N550 |
| NB-N502450A-EU | cnReach HA Comms Module, 450 MHz ETSI RED | N550 |
| NB-N502001A-GL | cnReach HA Comms Module, AC Supply | N550 |
| NB-N502002A-GL | cnReach HA Comms Module, 12 VDC Supply | N550 |
| NB-N502003A-GL | cnReach HA Comms Module, 24 VDC Supply | N550 |
| NB-N502004A-GL | cnReach HA Comms Module, 18 - 72 VDC Supply | N550 |
| NB-N500810B-US | N500 896 MHz Single | N550 |
| NB-N500811B-US | N500 896 MHz Single with IO | N550 |
| NB-N500820B-US | N500 896 MHz Dual | N550 |
| NB-N500821B-US | N500 896 MHz Dual with IO | N550 |
Migration questions
What is the replacement for the Cambium Networks N500?
Cambium Networks's end-of-life bulletin names N550 as the recommended migration path for the Cambium Networks N500. The exact wording and any per-part-number mapping are in the linked bulletin.
Is the Cambium Networks N500 end of life?
Cambium Networks support for the Cambium Networks N500 ended Sep 2025 — unsupported units need a plan. Full lifecycle dates by part number: https://eosl.ai/system/cambium-n500/.
Is there a per-part-number replacement mapping for the N500?
Yes — the bulletin maps replacements at the part-number level for 47 SKUs (for example NB-N500910B-US → N550). The full table is on this page.
Do I have to buy the Cambium Networks-recommended replacement?
No. The bulletin's named successor is Cambium Networks's suggested path, not an obligation. Teams also keep N500 units running under third-party maintenance after the support cutoff, migrate to a different vendor, or run low-criticality units to failure with the risk documented. See the support-options guide for the trade-offs.