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S4048 1 Year NBD
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Dell Networking S4048-ON, 48x 10GbE SFP+ , 6x 40GbE QSFP+ ,...
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S4048 1 Year NBD
- Description:
- Dell Networking S4048-ON, 48x 10GbE SFP+ , 6x 40GbE QSFP+ , I/O Panel to PSU Airflow, 1x AC PSUs, DNOS9，1 year NBD
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- Dell
- GTIN:
- 582723296521
- Condition:
3 Year Extended Warranty
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S4048 1 Year NBD Overview
S4048 1 Year NBD is an enterprise-class switch engineered with a robust internal architecture that supports high-performance data flow, reliable stacking, and scalability for growing network environments. Designed for critical applications, its diverse power options and intelligent port configurations ensure it meets demanding performance standards while maintaining operational continuity.
S4048 1 Year NBD offers versatile connectivity with fixed 10/100/1000 Ethernet ports and dedicated 10G SFP+ uplink ports, making it ideal for large campus or data center deployments. Its advanced stacking capabilities and efficient switching capacity deliver excellent throughput and low latency, positioning it as a dependable solution for mission-critical network infrastructures.
S4048 1 Year NBD price is is available on request. Get immediate quote.
Request bulk order quote for S4048 1 Year NBD for additional pricing. Browse the full Dell Networking S4048-On Switches series or explore all Dell products.
S4048 1 Year NBD Specifications
- Product Type
- Switch
- Power Source
- Redundant Power Supply / AC Power Supply
- Layer Supported
- Layer 2
- Form Factor
- Rack-mount
- Power Consumption
- 150 W
- Number of Ethernet Ports
- 24–48 Ports
- Number of Downlink Ports
- 8 Ports
- Manageable
- Managed
- Ethernet Technology
- 10/100/1000
- Media Type Supported
- Twisted Pair / Fiber
- Redundant Power Supply Supported
- Yes
- Manufacturer Part Number
- S4048 1 Year NBD
- Uplink Configuration
- 10G
- IOS
- LAN Lite
- POE Support
- Non POE
- SFP Ports
- 4 SFP Ports
- Memory
- 256 MB
- Rack Units
- 1 RU
- Interface Ports
- 10/100/1000
- Port/Expansion Slot Details
- 48 fixed 10/100/1000 Ethernet ports and 4 dedicated 10G SFP+ uplink ports
- Flash Memory
- 64 MB
- Switching Capacity
- 256 Gbps
- Switching Capacity with Stacking
- 512 Gbps
- Product Name
- S4048 1 Year NBD Switch
- Height
- 1.75 inches
- Width
- 17.5 inches
- Depth
- 12 inches
- Weight
- 15 lbs
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table 
| S4048 1 Year NBD |  S4048-ON |  S4048 3 Years * 4h |  S4048T-ON | |
|---|---|---|---|---|
| Depth | 12 inches | 12 inches | N/A | 17 inches |
| Ethernet Technology | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Flash Memory | 64 MB | 256 MB | 64 MB | 256 MB |
| Form Factor | Rack-mount | Rack-mount | Rack-mount | Rack-mount |
| Height | 1.75 inches | 1.75 inches | N/A | 1.75 inches |
| IOS | LAN Lite | IP Lite | LAN Base | IP Services |
| Interface Ports | 10/100/1000 | 10/100/1000 | 10/100/1000 | 10/100/1000 |
| Layer Supported | Layer 2 | Layer 2 / Layer 3 | Layer 2 / Layer 3 | Layer 2 / Layer 3 |
| Manageable | Managed | Managed | Managed | Managed |
| Manufacturer Part Number | S4048 1 Year NBD | S4048-ON | S4048 3 Years * 4h | S4048T-ON |
| Media Type Supported | Twisted Pair / Fiber | Twisted Pair / Fiber | Combo | Twisted Pair |
| Memory | 256 MB | 256 MB | 256 MB | 256 MB |
| Number of Downlink Ports | 8 Ports | 48 Ports | 8 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 | 48 fixed 10/100/1000 Ethernet ports and 4 dedicated 10G SFP+ uplink ports | N/A | N/A | 48×10/100/1000 RJ45 ports, 4×10G SFP+ uplink ports |
| Power Consumption | 150 W | N/A | N/A | N/A |
| Power Source | Redundant Power Supply / AC Power Supply | AC Power Supply | AC Power Supply | AC Power Supply |
| Product Name | S4048 1 Year NBD Switch | Dell Networking S4048-ON | S4048 3 Years * 4h | Dell Networking S4048T-ON |
| Product Type | Switch | Switch | Switch | Switch |
| Rack Units | 1 RU | 1 RU | 1 RU | 1 RU |
| Redundant Power Supply Supported | Yes | No | No | No |
| SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports | 4 SFP Ports |
| Switching Capacity | 256 Gbps | 176 Gbps | 128 Gbps | 176 Gbps |
| Switching Capacity with Stacking | 512 Gbps | N/A | 256 Gbps | 352 Gbps |
| Uplink Configuration | 10G | 10G | 10G | 10G |
| Weight | 15 lbs | 18 lbs | N/A | 23 lbs |
| Width | 17.5 inches | 17.5 inches | N/A | 19 inches |
Reviews & Ratings
S
Shafiq Ur Rehman
5
Reliable 10GbE switching for servers.
N
Nico Vermeer
5
Stable OS9 operation.
O
Oliver Stone
5
Good core switch for medium data centers.
S
Salim Akhtar
4
No operational issues observed.
Questions & Answers
What is the Dell Networking S4048-ON with 1 Year NBD service?
The Dell Networking S4048-ON with 1 Year NBD is a 1U leaf switch featuring 48x10GbE SFP+ and 6x40GbE QSFP+ ports, powered by DNOS9 and backed by next-business-day on-site support.
How many ports and what types are available on the S4048-ON?
The S4048-ON provides 48 10GbE SFP+ ports and 6 40GbE QSFP+ ports for high-density 10/40GbE connectivity.
Which network operating system does the S4048-ON run?
This switch runs Dell Networking OS 9 (DNOS9), delivering modularity, programmability and advanced Layer 2/3 features.
What is the airflow direction on the Dell S4048-ON?
The Dell S4048-ON uses front-to-rear I/O-to-PSU airflow, optimizing cooling in hot-aisle/cold-aisle data centers.
What power supply configuration is included?
It ships with a single AC power supply (PSU) and supports redundant PSU upgrades for high availability.
What does the 1 Year NBD support cover?
The 1 Year NBD (Next Business Day) service provides on-site hardware replacement and proactive support within one business day.
What is the switching capacity and throughput of the S4048-ON?
The switch offers 1.44 Tbps of switching capacity with up to 1.08 Bpps forwarding performance.
Is the S4048-ON suitable for leaf-and-spine architectures?
Yes. With its 48 10GbE and 6 40GbE ports, the S4048-ON is optimized for leaf-and-spine deployments in modern data centers.
Can I stack multiple Dell S4048-ON switches?
No. The S4048-ON does not support physical stacking; it relies on Virtual Link Trunking and MLAG for redundancy.
What management interfaces are supported?
Management is via a dedicated RJ45 out-of-band Ethernet port, USB console port, and serial console port.
Which transceiver modules are compatible with the SFP+ ports?
The SFP+ ports support a wide range of Dell-certified 10GbE SFP+ DAC/active optical and SR/LR transceivers.
What advanced features does DNOS9 provide?
DNOS9 delivers EVPN-VXLAN, ACI Multi-Pod support, dynamic routing protocols and comprehensive QoS capabilities.
What are the physical dimensions and rack height?
The switch measures 17.3" W × 16.4" D × 1.72" H and occupies 1U of rack space.
What is the typical power consumption?
Typical power consumption is 260 W under full load, with a maximum draw of 300 W.
Does the S4048-ON support hot-swappable components?
Yes. The power supply and fan modules are hot-swappable, enabling zero-downtime maintenance.
Can I upgrade to dual power supplies for redundancy?
Absolutely. You can install an optional second AC PSU for N+1 power redundancy and improved uptime.