Cisco NCS 520 N520-X-4G4Z-D EOL & EOSL Dates
N520-X-4G4Z-D status overview
Cisco N520-X-4G4Z-D is currently marked as EoS - Sales Ended in the lifecycle database. Recorded milestones: EOL 2024-10-28, EOS 2025-10-28, EOSL 2030-10-31. The source URL is listed on this page. Check availability and replacement options separately before procurement.
- Product path
- Routers Cisco NCS 520 Model N520-X-4G4Z-D
- Source
- Official Cisco bulletin
Lifecycle planning
Review the official timeline first, then check replacement fit and current sourcing options.
N520-X-4G4Z-D Lifecycle Timeline
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End-of-Life Announcement (EOL)2024-10-28
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End of Sale (EOS)2025-10-28
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End of Service Life (EOSL)2030-10-31
Replacement path
Cisco N540 12/20(CSFP)x1G + 4x1GCu +8x1/10G DualAC iTEMP Conf-Coat
Use the replacement reference as a starting point, then confirm fit, lead time, and support coverage.
Availability check
EOL, EOS, and EOSL dates do not confirm whether stock is available. Use the quote form for current sourcing, alternatives, and delivery options.
Request a quoteAll lifecycle dates
Complete recorded fields for N520-X-4G4Z-D.
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End-of-Life Announcement (EOL)
- 2024-10-28
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End of Sale (EOS)
- 2025-10-28
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End of Service Life (EOSL)
- 2030-10-31
Request a Quote
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