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Dell S4048-ON 48x 10GB SFP+ 6x 40GB QSFP+ Front-to-Back Airflow 210-ADUW Switch

Dell S4048-ON 48x 10GB SFP+ 6x 40GB QSFP+ Front-to-Back Airflow 210-ADUW Switch

$ 645.99
$ 549.99
Only 1 remaining
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-0014
UPC: 011110499356


The Dell S4048-ON 210-ADUW Switch is a high-performance networking solution designed for professional environments. With its impressive switching capacity of 1.44Tbps (full-duplex), this switch can handle heavy workloads seamlessly.

Featuring front-to-back airflow, the S4048-ON ensures efficient cooling and prevents overheating, enhancing its reliability and durability. It offers versatile connectivity options with 48x 10GB SFP+ ports and 6x 40GB QSFP+ ports, enabling easy integration with existing network infrastructure.

This switch delivers superior performance without effecting energy efficiency thanks to advanced power-saving technologies such as deep-buffer architecture that optimizes bandwidth utilization while lowering latency levels significantly.

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


  • 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 X382X Fan Modules - Front-to-Back Airflow (I/O Panel to PSU Airflow - Normal Airflow)
  • Power Supplies Included : 1x DPS-460KB XN7P4 AC PSU Included- Front-to-Back Airflow (I/O Panel to PSU Airflow - Normal Airflow) - Dual Capable
  • Alternative Dell Part Numbers : J09D3 210-ADUW
  • 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
  • Part Number : S4048-ON, 450-AFNR, 210-ADUW, J09D3
  • Condition : Seller refurbished


  • One (1) Seller Refurbished Dell S4048-ON 48x 10GB SFP+ 6x 40GB QSFP+ Front-to-Back Airflow 210-ADUW 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