Dell Networking S4148F-ON 10GbE Top-of-Rack Switch – High-Performance Open Networking Switch
The Dell S4148F-ON is a high-performance 10GbE switch with 48 SFP+ ports, Open Networking support, and scalable connectivity for modern data centers.
The Dell Networking S4148F-ON delivers high-speed, low-latency connectivity for modern data centers. It supports demanding workloads and ensures consistent network performance. As a result, it fits well in virtualization, cloud, and high-performance environments.
This switch provides 48 x 10GbE SFP+ ports and 6 x 100GbE QSFP28 uplinks. Therefore, it enables flexible connectivity and smooth data flow across networks. In addition, it supports Open Networking, so you can choose between Dell OS10 and third-party operating systems. This flexibility gives IT teams more control.
The S4148F-ON supports advanced Layer 2 and Layer 3 features. It includes VXLAN, MLAG, and QoS, which improve traffic management and scalability. At the same time, it maintains low latency and high throughput for critical applications.
Its 1U form factor saves rack space and improves airflow. Moreover, the energy-efficient design reduces power consumption and operating costs. This makes it suitable for high-density data centers.
With built-in automation and management tools, IT teams can deploy and manage the network faster. As a result, operations become simpler and more efficient.
In summary, the Dell S4148F-ON offers strong performance, flexible networking, and reliable operation. It is a smart choice for businesses that need scalable and modern network infrastructure.
Key Features:
- 48 x 10GbE SFP+ ports and 6 x 100GbE QSFP28 uplinks
- Open Networking support with OS10 or third-party OS
- Advanced Layer 2/Layer 3 features with VXLAN, MLAG, and QoS
- 1U compact design with energy efficiency
- High performance with low latency for data center workloads
Q & A
Trusted IT Hardware,
Delivered Right.
Green Code Technologies is a UK-based IT hardware supplier trusted by businesses across 50+ countries — for genuine equipment, fast delivery, and expert support.
Enterprise IT Solutions Partner
Genuine, warranty-backed hardware from leading brands including Cisco, Huawei, HPE, Dell, Fortinet and more — sourced through authorised channels.
Fast UK & Global Delivery
Next-day delivery across the UK and rapid worldwide shipping. Orders placed before 2 PM are dispatched the same working day.
100% Authentic Hardware
Every product is verified for authenticity with verifiable serial numbers. We supply only genuine and certified equipment — no grey-market risk.
Expert Technical Support
Our in-house engineers provide free pre-sales and post-sales support to help you choose the right product for your infrastructure.
Competitive Pricing
We source directly from authorised supply chains to bring you the best enterprise IT hardware value without compromising on quality or warranty.
Sustainable IT Solutions
Sustainability is at our core. We offer eco-friendly certified-refurbished options alongside new hardware to reduce your organisation's carbon footprint.





















