Name: S4248FB-ON Dell 40xSFP+ 10G, 2xQSFP+ 40G, 6xQSFP28 100G Switch
Brand: Dell
SKU: S4248FB-ON
Price: 2274.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Dell Networking S4248FB-ON provides a versatile mix of 10G, 40G, and 100G ports to handle demanding data center traffic. It’s a Layer 3 managed switch ideal for environments that need flexible, scalable, and efficient network routing. Typically deployed in data centers or enterprise aggregation layers, this switch fits within standard racks and supports open networking for customization and automation.

General Information
Brand	Dell
Part Number	S4248FB-ON
Condition	Refurbished

Technical Information
Switch Ports	40
Number of Ports	48-Ports
Port Type	100G QSFP28, SFP+, QSFP / QSFP+, USB Console, Serial Console (RJ-45)
Port Speed	10Gbps,40Gbps,100Gbps
UpLink Ports	2 x QSFP+ (40GbE), 6 x QSFP28 (100GbE)
POE Support	No
Switching Capacity	2160 Gbps
Switch Forwarding Rate	4218.75 Mpps
VLAN Support	Yes
Max VLANs Supported	1-4094
Stackable	No
Layer Support	Layer 3
Connector Type	SFP+,QSFP+,QSFP28

Performance
Jumbo Frame Support	Up To 9216 Bytes

Management and Configuration
Routing Protocols	Static, RIP
Remote Protocols	Yes
Management Interfaces	CLI, Web GUI, SSH, Telnet, SNMP, REST API
Security Features	Access Control Lists (ACL), 802.1X authentication, RADIUS/TACACS+, SSH, Port Security, Storm Control
Remote Management Protocol	SNMPv1/v2c/v3, SSH, Telnet, HTTPS/HTTP, REST API
Routing Protocol	Static, OSPF, BGP

Physical Characteristics
Weight	5.00
Operating Temperature	0°C to 40°C

Miscellaneous
Compliance Standards	RoHS, CE, FCC, UL, TUV, cULus
Compliant Standards	IEEE 802.3, IEEE 802.3ae, IEEE 802.3ba, IEEE 802.1Q, IEEE 802.1p, IEEE 802.1D, IEEE 802.1s, IEEE 802.1X, IEEE 802.3x

Product Description
The Dell Networking S4248FB-ON is a high-performance switch designed to handle demanding network environments. It offers a mix of 10G and 40/100G ports, making it ideal for data centers and enterprise core or aggregation layers. This switch is commonly found in infrastructures that require flexible, scalable, and low-latency connectivity to support virtualization, storage, and cloud workloads. Built for network engineers and IT teams who need reliable and efficient Layer 3 switching, the S4248FB-ON delivers tight integration with Dell’s Open Networking platform, allowing customization and automation. Its rack-mountable form factor fits well within standard data center racks for streamlined deployment. Key Features Offers 40 SFP+ 10GbE ports alongside 2 QSFP+ 40GbE and 6 QSFP28 100GbE ports for mixed-speed connections Supports advanced Layer 3 routing protocols to efficiently handle complex network traffic Designed for low latency and high throughput to meet demanding workloads Compatible with Dell's OS10 for open networking and programmability Energy-efficient design helps reduce power consumption in large deployments This switch is often deployed in modern data centers or enterprise campus networks where a combination of high bandwidth and flexible port options is critical. It plays a key role in supporting large-scale virtualized environments and storage networks without bottlenecks.

Use Cases
The Dell Networking S4248FB-ON switch is primarily deployed in high-performance data center environments and enterprise network aggregation layers where dense 10GbE and higher-speed 40/100GbE connectivity is critical. Network administrators and IT architects benefit from its Layer 3 capabilities and rack-mountable form factor for streamlined integration within existing infrastructure and scalability demands. How It's Used: Aggregation switch in large-scale data centers to consolidate server and storage traffic with high throughput and low latency. Core switching platform in enterprise campus networks requiring advanced routing and high-density 10G access for virtualized workloads. Supporting edge computing deployments that demand flexible 10G/40G connectivity for distributed processing nodes. Facilitating storage clusters with high-bandwidth interconnects to optimize data replication and backup operations. Implementing open networking strategies for automation and custom network protocol deployments in cloud service provider infrastructures. This switch enhances operational efficiency by enabling scalable routing and high-density connectivity tailored to demanding network environments. Its flexibility supports evolving data center architectures while maintaining robust performance and manageability at scale.