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Dell S4148T-ON-RA 48x 10GB Copper 2x 40GB QSFP+ 4x 100GB QSFP28 B-F OS10 Switch

Dell S4148T-ON-RA 48x 10GB Copper 2x 40GB QSFP+ 4x 100GB QSFP28 B-F OS10 Switch

$ 6,127.99
$ 4,439.99
37 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-6544
UPC: 011110566591


The Dell S4148T-ON-RA is a high-performance switch offering impressive networking capabilities. With its 48x 10GB copper ports and additional 40GB QSFP+ and 100GB QSFP28 interfaces, it provides flexible connectivity options to accommodate various requirements.

This switch boasts a switching capacity of up to 1.76Tbps, ensuring smooth data flow with minimal bottlenecks. Its forwarding rate reaches an impressive 1320Mpps, allowing for rapid information transfer across networks.

With a generous MAC address table size of 272,000 entries, the Dell S4148T-ON-RA can handle large-scale deployments without reducing network performance.

This advanced OS10 Switch delivers ultra-low latency figures as low as800 nanoseconds.This ensures swift communication between devices within the network, enabling real-time response rates desired by applications in industries such as finance or telecommunications.

Dell S4148T-ON: 48x 10GBASE-T, 2x QSFP+, 4x 100GbE QSFP28, 2x AC PSU, 4x Fan module, PSU to I/O Panel Airflow. OS10 is included.


  • Network Ports : 48x 10 Gigabit Ethernet RJ-45
  • Uplink Ports : 2x 40 Gigabit Ethernet QSFP+, 4x 100 Gigabit Ethernet QSFP28
  • Management Ports : 1x RJ-45 Console Management (RS232), 1x USB, 1x Mini USB
  • Product Family : EMC S-Series
  • Alternative Dell Part Numbers : 210-ALSV, S4148T-ON RA, S4148T-ON-RA
  • Firmware Version : OS10 is included
  • Fan Modules AirFlow Direction : 4x Fan Modules Included - Back-to-Front Airflow (PSU to I/O Panel Airflow - Reversed)
  • Power Supplies Included : 2x AC PSU's Included - Back-to-Front Airflow (PSU to I/O Panel Airflow - Reversed)
  • Switching Capacity : 1.76Tbps
  • Forwarding Rate : 1320Mpps
  • MAC Address Table Size : 272,000
  • Latency : 800 nanoseconds
  • Rack Mounts : Included (1-RU)
  • Model Number : S4148T-ON-RA
  • Part Number : S4148T-ON-RA, 210-ALSV, S4148T-ON RA
  • Condition : Seller refurbished


  • One (1) Seller Refurbished Dell S4148T-ON-RA 48x 10GB Copper 2x 40GB QSFP+ 4x 100GB QSFP28 B-F OS10 Switch as described above
  • Two (2) Power Cords Included
  • Two (2) AC Power Supplies Included
  • Four (4) Fan Modules 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