Brand: Dell EMC · SKU: S4148T-ON · MPN: S4148T-ON · Category: Networking
The Dell EMC PowerSwitch S4148T-ON is a high-performance 1U Top-of-Rack (ToR) Ethernet switch designed for modern data centers and enterprise environments. It features 48 fixed 10GBASE-T copper ports, 2 fixed 40GbE QSFP+ ports, and 4 fixed 100GbE QSFP28 ports. It supports Open Network Install Environment (ONIE) for flexible choice of network operating systems, including Dell SmartFabric OS10. The switch boasts a non-blocking, cut-through switching fabric with a capacity of 1.76Tbps (full-duplex) and a forwarding capacity of 1320 Mpps. It supports advanced features like VLAN tagging, link aggregation, Quality of Service (QoS), and standards-based L2/L3 protocols. It typically includes dual, hot-swappable PSUs and fan modules for redundancy, often configured for PSU to I/O Panel Airflow.
| Cooling | 4 Hot-Swappable Fans (Airflow options vary, e.g., PSU to I/O Panel) |
|---|---|
| Latency | 800 nanoseconds (typical) |
| CPU Memory | 4GB |
| Form Factor | 1U Rack-mount |
| Power Supplies | 2 x Redundant, Hot-swappable PSUs (e.g., 550W AC) |
| Port Configuration | 48 x 10GBASE-T (RJ-45), 2 x 40GbE QSFP+, 4 x 100GbE QSFP28 |
| Switching Capacity | 1.76Tbps (full-duplex) |
| Forwarding Capacity | 1320 Mpps |
| Packet Buffer Memory | 12MB |
| MAC Address Table Size | 272K (in Scaled L2 mode) |
| Power Consumption (Max) | 440W |
| Operating System Support | ONIE (Open Network Install Environment) |
| Power Consumption (Typical) | 320W |
| Warranty | 90 Days (Refurbished example found) |
| Weight | N/A |
| Dimensions | 431mm (Width) x 44mm (Height) x 450mm (Depth) |
The Dell EMC PowerSwitch S4148T-ON is a high-density, high-performance 10GbE Top-of-Rack (ToR) switch optimized for open networking deployments. It provides 48 copper ports for server/storage connectivity and high-speed uplinks (40GbE/100GbE). Its ONIE support allows customers to choose and install the network operating system that best fits their needs, promoting flexibility and avoiding vendor lock-in. It delivers line-rate performance suitable for demanding data center workloads.
Yes, this Dell EMC PowerSwitch S4148T-ON (S4148T-ON) is 100% genuine Dell EMC hardware. All our products are verified by certified technicians and come with clean serial numbers ready for service contract registration.
This Dell EMC PowerSwitch S4148T-ON includes our standard 3-Year Warranty covering all manufacturing defects. We also offer advanced replacement options for minimal downtime.
We offer free ground shipping which typically takes 3-5 business days. Expedited shipping options are available at checkout for faster delivery.
Yes, we have a 30-day return policy on all products. Restocking fees may apply for opened items. Please see our return policy for complete details.
Please check the specifications tab for detailed compatibility information. Our technical team is available to assist with compatibility questions for the S4148T-ON.