Safe Checkout
Secure Payments
Fast Delivery
Order Today
Free Shipping
Across the US
Easy Returns
Hassle-Free
Dell 99TJK S4048-ON -Port + 54-Port SFP+ QSFP+ Layer 3 Switch
- Manufacturer: Dell
- Model: S4048-ON
- Type: Layer 3 Switch
- Port Configuration: 48 x SFP+ (10GbE) + 4 x QSFP+ (40GbE)
- High-density port count
- Designed for data center Top-of-Rack (ToR) deployments
- Supports advanced Layer 3 routing capabilities
- ON (Open Networking) model, often supporting alternative OS
Click on Inquire to get latest price
Free U.S. Ground Shipping
Typically 1-2 handling + 3-7 transit days
Purchase orders accepted
For government, enterprise, data center, and small business customers.
Bulk Purchase Inquiry
Volume pricing and availability
Product Overview
The Dell 99TJK is a high-performance Layer 3 switch, specifically the S4048-ON model. It features a dense port configuration with a combination of 48 SFP+ ports for 10GbE and 4 QSFP+ ports for 40GbE, designed for modern data center networking.
Technical Information
| Manufacturer | Dell |
| Part Number | 99TJK |
| Model | S4048-ON |
| Product Type | Layer 3 Switch |
Additional Specifications
| Port Count | 48 x 10GbE SFP+ + 4 x 40GbE QSFP+ |
| Form Factor | Rackmount (typically 1U) |
| Features | Open Networking (ON) |
Product Description
The Dell S4048-ON switch, identified by part number 99TJK, is a robust and versatile networking solution engineered for demanding data center environments. This switch excels in Top-of-Rack (ToR) deployments, providing high-density connectivity for servers and storage. It features a total of 52 active ports, comprising 48 Small Form-factor Pluggable Plus (SFP+) ports that support 10 Gigabit Ethernet (10GbE) speeds, and 4 Quad Small Form-factor Pluggable Plus (QSFP+) ports capable of 40 Gigabit Ethernet (40GbE) speeds. As a Layer 3 switch, the S4048-ON is equipped to handle advanced routing functions, enabling efficient traffic management and network segmentation within the data center. This capability is crucial for optimizing performance, enhancing security, and simplifying network architecture. The 'ON' designation signifies Dell's Open Networking initiative, suggesting that these switches are designed to be flexible and potentially support alternative network operating systems (NOS) beyond Dell's own, offering greater choice and customization for network administrators. The high port density and support for both 10GbE and 40GbE make the S4048-ON an ideal choice for modern data centers that require high bandwidth and low latency connectivity. It can serve as a powerful aggregation switch or a core switch in smaller networks, facilitating seamless communication between servers, storage arrays, and the wider network infrastructure. Its performance characteristics are well-suited for virtualization, cloud computing, and high-performance computing workloads.
