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Cisco SF550X-48-K9-NA 550X Series 48x FE RJ-45 2x 10GB Combo Switch

Cisco SF550X-48-K9-NA 550X Series 48x FE RJ-45 2x 10GB Combo Switch

$ 429.99
6 in stock
In stock means that we have the product available to meet your delivery commitment. If it is on the web site, it is available for sale and we can ship it that day.
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Cutoff Ground / 3 day / 2 day - 2pm PT, Cutoff Overnight - 5pm PT. Overnight orders after 4pm PT require approval. Call 800-430-6950 to confirm overnight orders after 4pm PT.
Condition: Seller refurbished
Pre-owned, tested by qualified techs, working, reset-to-factory default, grade A condition, and parts needed for normal functions are included (as described in the listing).
Warranty: 365 days
Warranty coverage period
SKU: NSB-7754
UPC: 882658808913


The Cisco SF550X-48-K9-NA is part of the 550X series and offers high-performance switching capabilities. With its 48 Fast Ethernet RJ-45 ports, this switch provides reliable connectivity. It features two combo ports that support either 1Gbps RJ45 or 1Gbps SFP connections.

Featuring a switching capacity of 89.6 Gbps, this switch ensures fast data transfer within your network. It also boasts a forwarding rate of up to 66.66 Mpps (million packets per second), enabling seamless communication between connected devices.

The Cisco SF550X-48-K9 includes an impressive MAC address table size accommodating up to 16,000 addresses. This allows quick identification and routing of incoming data packets across different subnets or VLANs.

Cisco SF550X-48-K9-NA: 48x 10/100 ports, 4x 10 Gigabit Ethernet (2x 10GBase-T/SFP+ combo, 2x SFP+), North American Power cord


  • Network Ports : 48x Fast Ethernet RJ-45
  • Uplink Ports : 2x 10 Gigabit Ethernet Combo
  • Power Supplies Included : 1x Internal AC PSU
  • Switching Capacity : 89.6 Gbps
  • Forwarding Rate : 66.66 Mpps
  • MAC Address Table Size : 16,000
  • Packet Buffer : 3 MB
  • Rack Mounts : Included (1-RU)
  • Model Number : SF550X-48-K9-NA
  • Part Number : SF550X-48-K9-NA, SF550X-48
  • Condition : Seller refurbished


  • One (1) Seller refurbished Cisco SF550X-48-K9-NA 550X Series 48x FE RJ-45 2x 10GB Combo Switch as described above
  • One (1) Power Cord Included
  • One (1) Set of Rack Mount Brackets Included

Not Included

  • Manuals or product brochures are not included. Software or Firmware DVDs or CDs are not included
    Product information and installation instructions may be found on the manufacturer's website or the web. Software or firmware updates may be available through the manufacturer's website
  • Transceiver Modules Not Included