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Dell S4048-ON-RA 48x 10GB SFP+ 6x 40GB QSFP+ B-F Airflow 210-ADUZ Switch

Dell S4048-ON-RA 48x 10GB SFP+ 6x 40GB QSFP+ B-F Airflow 210-ADUZ Switch

$ 699.99
$ 674.99
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.
  Call if you need more
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-6539


The Dell S4048-ON-RA switch is a high-performance networking solution that offers 48x 10GB SFP+ ports and 6x 40GB QSFP+ ports. It supports AC and DC power options, making it versatile for different environments.

With a switching capacity of 1.44Tbps, this switch ensures line-rate performance even under heavy loads with latency as low as sub-650ns. Its forwarding rate reaches up to 1080 Mpps, ensuring efficient data transfer across the network.

Equipped with a MAC address table size of 160000 entries, the Dell S4048-ON-RA supports extensive scalability in larger networks while maintaining stability and reliability.

Dell S4048-ON: S4048, 48x 10GbE SFP+, 6x QSFP+, 1x AC PSU, 2x Fans. Back-to-Front Airflow (PSU to I/O Panel Airflow - Reversed).


  • Network Ports : 48x 10 Gigabit Ethernet SFP+
  • Uplink Ports : 6x 40 Gigabit Ethernet QSFP+
  • Management Ports : 1x RJ45 Console Management with RS232 signaling, 1x USB 2.0 type A to support mass storage device, 1x Micro-USB 2.0 type B Serial Console Port
  • Stacking Ports : User port stacking support for up to six units and a total stack bandwidth of up to 320Gbps bandwidth
  • Firmware Version : OS 9
  • Fan Modules AirFlow Direction : 2x Fan Modules - Back-to-Front Airflow (PSU to I/O Panel Airflow - Reversed)
  • Power Supplies Included : 1x AC PSU Included- Back-to-Front Airflow (PSU to I/O Panel Airflow - Reversed)
  • Alternative Dell Part Numbers : 210-ADUZ
  • Switching Capacity : 1.44Tbps (full-duplex) non-blocking switching fabric delivers line-rate performance under full load with sub 650ns latency
  • Forwarding Rate : 1080 Mpps
  • MAC Address Table Size : 160,000
  • Rack Mounts : Not Included - 770-BBGY Rail Kit can be ordered separately.
  • Model Number : S4048-ON-RA
  • Part Number : S4048-ON-RA, 210-ADUZ, S4048-ON RA
  • Condition : Seller refurbished


  • One (1) Seller Refurbished Dell S4048-ON-RA 48x 10GB SFP+ 6x 40GB QSFP+ B-F Airflow 210-ADUZ Switch as described above
  • One (1) AC Power Supply Included
  • Two (2) Fan Modules Included
  • One (1) Power Cord 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