QFX Series QFX52004 — QFX52004 switch
Covered past the OEM cutoff by an independent maintainer.
Modules and units still circulate on the secondary market.
Carrying production traffic? Set the replacement window now, not mid-outage.
Low-criticality role — document the risk, harden backups, retire on your terms.
Yes, for now. Juniper's last date of support for QFX520048Y-RKMT is Oct 2026 (per the Juniper end-of-sale bulletin).
QFX520048Y-RKMT reached end of sale Oct 2021, per the Juniper end-of-sale bulletin.
Oct 2026 — per the Juniper end-of-sale bulletin.
After the last date of support, QFX520048Y-RKMT units can often be kept in production through third-party maintenance providers. Juniper no longer issues software fixes, support, or hardware replacement for it.