Cisco

Cisco SX550X-12F-K9-AU | 12x 10G SFP+ | 2x 10GBase-T (combo with 2 SFP+) | non-PoE | 1x 1G mgmt | stackable L3 | no license

Cisco SX550X-12F-K9-AU | 12x 10G SFP+ | 2x 10GBase-T (combo with 2 SFP+) | non-PoE | 1x 1G mgmt | stackable L3 | no license

SKU:SX550X-12F-K9-AU

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Description

Compact 10GbE aggregation switch with 12x SFP+ plus 2x 10GBase‑T combo with SFP+, ideal for fiber‑centric designs with selective copper connectivity. Delivers line‑rate L2, L3 static routing, QoS, and security with simple multi‑unit stacking.

Features

- Fiber‑first design with 12 x 10G SFP+ for aggregation
- Flexible copper connectivity via 2 x 10GBase‑T combo
- Line‑rate switching with L2 and L3 static routing
- Physical stacking for scale and resiliency
- Robust QoS and security feature set

Warranty

All products sold by XS Network Tech include a 12-month warranty on both new and used items. Our in-house technical team thoroughly tests used hardware prior to sale to ensure enterprise-grade reliability.

All technical data should be verified on the manufacturer data sheets.

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FAQs

Technical Specifications

FAQs

Q: Can the combo ports be used as both copper and fiber at the same time?
A: No. Each combo interface can operate as either 10GBase‑T or SFP+, not both simultaneously.

Q: Does this switch require licenses for L3 features?
A: No, features are included without extra licensing tiers.

Q: What SFP+ optics are compatible?
A: Standards‑compliant 10G SFP+ such as 10GBASE‑SR and 10GBASE‑LR, plus SFP+ DAC/AOC.

Q: Is stacking supported for simplified management?
A: Yes, physical stacking is supported for multi‑switch deployments.

Technical Specifications

- Ports: 12 x 10G SFP+
- Combo ports: 2 x 10GBase‑T (shared with 2 SFP+ slots)
- Management: 1 x 10/100/1000 RJ‑45 out‑of‑band
- PoE: None (non‑PoE model)
- Layering: L2 switching with L3 static routing
- Stacking: Multi‑unit physical stacking supported
- Fiber support: SFP+ SR/LR and passive/active DAC/AOC
- Security: 802.1X, ACLs, DHCP snooping
- QoS: Advanced traffic prioritization
- Jumbo frames: Supported for high‑throughput links

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