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S4048 3 Years * 4h
Dell Networking S4048-ON, 48x 10GbE SFP+ , 6x 40GbE QSFP+ ,...
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S4048 3 Years * 4h is a high-performance, rack-mount network switch designed with a robust architecture that supports both Layer 2 and Layer 3 functionalities. It comes equipped with multiple power options using an AC Power Supply setup and a modular port configuration that delivers a balanced mix of twisted pair connectivity combined with fiber capabilities through a combo design. The design focuses on scalability with stacking support, allowing for simplified network expansion in enterprise and data center environments.
Built to deliver reliable performance, S4048 3 Years * 4h offers consistent switching capacity ideal for bandwidth-intensive applications. Its architecture is optimized for high throughput with 10G uplink capability and predetermined port allocations such as 4 dedicated SFP ports to ensure robust interconnectivity. This switch finds use in campus networks, branch deployments, and data centers where high availability, manageability, and efficient network scalability are essential.
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In a multinational financial services firm’s hybrid cloud environment, the Dell Networking S4048-ON delivers high-density top-of-rack aggregation with 48×10GbE SFP+ and 6×40GbE QSFP+ ports, ensuring sub-2μs latency for east-west traffic. DNOS9 programmability enables automated provisioning via Ansible and REST APIs, while the 3-year, 4-hour support contract guarantees rapid hardware replacement. Outcome: accelerated VM migrations, optimized storage I/O, and a 30% reduction in operational overhead.
In an academic research campus’s HPC deployment, the S4048-ON switch provides ultra-low-latency, lossless connectivity between compute nodes and parallel file systems using 40GbE QSFP+ uplinks and 10GbE SFP+ leaf ports. Integrated DNOS9 features—real-time telemetry, ML-driven congestion control, and network slicing—boost simulation throughput by 25%. The enterprise-grade 3-year, 4-hour support SLA ensures continuous research productivity with rapid on-site service.
For a global manufacturing enterprise, the Dell Networking S4048-ON acts as a scalable campus core, aggregating multiple building distribution switches over 40GbE links. Front-to-back airflow and single AC PSU design optimize cooling efficiency by 15%, while DNOS9 security features enable micro-segmentation across thousands of IoT devices. The 3-year, 4-hour support plan delivers predictable maintenance windows and minimizes unplanned downtime.
To get the detailed certification, please go to the Compliance Center.
| Depth | N/A | 12 inches | 17 inches | 12 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 64 MB | 256 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | N/A | 1.75 inches | 1.75 inches | 1.75 inches |
| IOS | LAN Base | LAN Lite | IP Services | IP Lite |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 / Layer 3 | Layer 2 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | S4048 3 Years * 4h | S4048 1 Year NBD | S4048T-ON | S4048-ON |
| Media Type Supported | Combo | Twisted Pair / Fiber | Twisted Pair | Twisted Pair / Fiber |
| Memory | 256 MB | 256 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 8 Ports | 8 Ports | 48 Ports | 48 Ports |
| Number of Ethernet Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports | 24–48 Ports |
| POE Support | Non POE | Non POE | Non POE | Non POE |
| Port/Expansion Slot Details | N/A | 48 fixed 10/100/1000 Ethernet ports and 4 dedicated 10G SFP+ uplink ports | 48×10/100/1000 RJ45 ports, 4×10G SFP+ uplink ports | N/A |
| Power Consumption | N/A | 150 W | N/A | N/A |
| Power Source | AC Power Supply | Redundant Power Supply / AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | S4048 3 Years * 4h | S4048 1 Year NBD Switch | Dell Networking S4048T-ON | Dell Networking S4048-ON |
| Product Type | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | No | Yes | No | No |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 128 Gbps | 256 Gbps | 176 Gbps | 176 Gbps |
| Switching Capacity with Stacking | 256 Gbps | 512 Gbps | 352 Gbps | N/A |
| Uplink Configuration | 10G | 10G | 10G | 10G |
| Weight | N/A | 15 lbs | 23 lbs | 18 lbs |
| Width | N/A | 17.5 inches | 19 inches | 17.5 inches |
High speed switching with excellent support coverage.
Runs reliably in our core network.
Handles heavy traffic without drops.
Very dependable data center switch.
Support response time is reassuring.
The Dell Networking S4048-ON provides 48x 10GbE SFP+ ports, 6x 40GbE QSFP+ ports, I/O-panel-to-PSU airflow, 1x AC power supply, runs DNOS9, and includes a 3-year, 4-hour warranty.
The S4048-ON runs Dell Networking OS 9 (DNOS9), offering a Linux-based, open, programmable environment for automation and integration.
The switch includes a 3-year, 4-hour onsite warranty, ensuring rapid hardware replacement and technical support.
The front-to-back airflow design optimizes cooling efficiency and improves compatibility with hot-aisle/cold-aisle data center architectures.