Name: 99TJK Dell PowerSwitch S4000 Series S4048-ON 48 x SFP+ Ports 10GBase-X + 6 x QSFP+ Ports Layer 3 Managed 1U Rack-mountable Gigabit Ethernet Network Switch
Brand: Dell
SKU: 99TJK
Price: 314.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Dell PowerSwitch S4048-ON is a 1U rack-mounted network switch designed to deliver high-density 10G and 40G connectivity. It fits well within data center infrastructures that rely on fiber optic networking and need both switching and routing capabilities. This model balances performance and management features to suit demanding enterprise environments.

General Information
Brand	Dell
Part Number	99TJK
Condition	Refurbished

Technical Information
Switch Ports	48
Number of Ports	48-Ports
Port Type	40G QSFP+, SFP+
Port Speed	10GBase-X,40G QSFP+
UpLink Ports	6
POE Support	No
Switching Capacity	1.44 Tbps
VLAN Support	Yes
Max VLANs Supported	1-4094
Layer Support	Layer 3
Connector Type	SFP+,QSFP+

Performance
Jumbo Frame Support	Up To 9216 Bytes

Management and Configuration
Routing Protocols	Static, RIP, OSPF, BGP, VRRP, HSRP, PIM-SM, IGMP, Policy-Based Routing (PBR)
Remote Protocols	Yes
Security Features	Access Control Lists (ACL), 802.1X Authentication, RADIUS, TACACS+, SSH, Port Security, MAC Filtering
Remote Management Protocol	SSH,Telnet,HTTPS,SNMP

Power & Cooling
Fans	Hot-swappable fans (variable speed)

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 802.1Q, IEEE 802.1p, IEEE 802.3ae (10GbE), IEEE 802.3ad (LACP), IEEE 802.1D, IEEE 802.1s

Product Description
The Dell PowerSwitch S4048-ON is built for data centers and enterprise networks needing robust 10 Gigabit Ethernet connectivity. It is often found in environments that require dense, high-speed fiber connections combined with advanced Layer 3 features. Network engineers and IT professionals commonly use this switch to manage and route traffic efficiently across server farms and storage networks. Key Features Offers 48 SFP+ ports to handle a wide range of fiber optic cables and transceivers Includes 6 QSFP+ ports for flexible 40Gbps uplink capability Provides Layer 3 routing to support dynamic network protocols Supports full management with Dell’s networking OS and automation tools Compact 1U size fits standard racks, saving valuable space This switch is typically deployed in medium to large data centers and enterprise core networks. Its combination of port density and Layer 3 features helps maintain smooth data flow and scale as network demands grow. By using the S4048-ON, administrators can streamline network operations while supporting high-performance workloads.

Use Cases
The Dell PowerSwitch S4048-ON is primarily deployed in high-performance data center environments where robust 10G and 40G fiber connectivity is essential. It is suited for IT teams managing large-scale virtualization, storage, and cloud infrastructure who require low-latency, high-throughput switching combined with advanced Layer 3 routing capabilities. How It's Used: Facilitating spine-leaf network architectures in enterprise data centers to enhance scalability and reduce bottlenecks. Connecting storage clusters in hyper-converged infrastructure setups for seamless data access and replication. Supporting high-density 10G server uplinks in virtualized environments to optimize traffic flow and resource allocation. Enabling inter-rack connectivity in multi-tenant colocation facilities for segregated traffic management. Providing backbone switching in campus networks requiring advanced routing and quality of service controls. This switch supports operational efficiency by consolidating high-speed aggregation and routing functions within a compact rack space. Its architecture allows enterprises to scale network capacity while maintaining performance consistency across demanding workloads.