Cisco

Cisco WS-C3550-48-EMI Catalyst 3550 Series 24-Ports External Network Switch

Name: Cisco WS-C3550-48-EMI Catalyst 3550 Series 24-Ports External Network Switch
Brand: Cisco
SKU: EBAY_112461322802
Availability: OutOfStock

By Mike Perry, Hardware Editor · Verified 2026-09-06

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

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*Price sourced from Amazon.com. Price and availability subject to change.

Bottom line: The Cisco WS-C3550-48-EMI Catalyst 3550 Series 24-Ports External Network Switch is a niche pick — read recent reviews before buying in the networking cards category. Compare close alternatives before committing.

Power Cord. • Get Cash or Trade-In credit. Warranty: 1 Year Warranty.

SpecPicks Verdict

SpecPicks scored Cisco WS-C3550-48-EMI Catalyst 3550 Series 24-Ports External Network… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the networking cards category. Cisco's networking cards lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

Common buyer scenarios for networking cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ Backed by Cisco's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Full Specifications

layer	3
ports	48
port_type	10/100Base-TX

Ready to buy?

Cisco WS-C3550-48-EMI Catalyst 3550 Series 24-Ports External Network Switch is sold on the used and vintage market, where eBay carries the live inventory — Amazon does not stock this part. Prices and condition vary by seller and move in real time, so we link the live listing rather than quote a cached price. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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*Price sourced from Amazon.com. Price and availability subject to change.