Name: VNNDJ Dell Networking S-Series S4820T 48 x RJ-45 Ports 10GBase-T + 4 x QSFP+ Ports Layer 3 Managed 1U Rack-mountable Gigabit Ethernet Network Switch
Brand: Dell
SKU: VNNDJ
Price: 479.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The VNNDJ Dell Networking S-Series S4820T provides a robust platform for managing high-speed Ethernet connectivity in enterprise environments. It offers a mix of 48 copper 10G ports and 4 high-speed QSFP+ uplinks, fitting neatly into a 1U rack space. This switch balances port density and advanced Layer 3 features, making it well-suited for data center top-of-rack or aggregation roles where both performance and routing flexibility matter.

General Information
Brand	Dell
Part Number	VNNDJ
Condition	Refurbished

Technical Information
Switch Ports	48
Number of Ports	48-Ports
Port Type	10GBase-T, QSFP / QSFP+
Port Speed	10 Gbps
UpLink Ports	4
POE Support	No
Switching Capacity	1.28 Tbps
Switch Forwarding Rate	952.4 Mpps
DRAM	2 GB
Flash Memory	4 GB
VLAN Support	Yes
Max VLANs Supported	1-4094
Layer Support	Layer 3
Connector Type	RJ-45,QSFP+

Performance
Jumbo Frame Support	Up To 9216 Bytes
MAC Address Table Size	32000

Management and Configuration
Routing Protocols	Static, RIP, OSPF, BGP, VRRP, PIM-SM, IGMP, Policy-Based Routing (PBR), Route Maps
Remote Protocols	Yes
Management Interfaces	CLI, Web GUI, SNMP, RMON, SSH, Telnet
Security	Yes
Remote Management Protocol	SNMPv1/v2c/v3, SSH, Telnet, HTTP, HTTPS

Power & Cooling
Fans	4 hot-swappable fans (front-to-back airflow)
Power	550W
Power Supply	Dual hot-swappable redundant 550W AC power supplies

Physical Characteristics
Dimensions	1.72 x 17.32 x 18.50 in
Weight	5.00
Operating Temperature	0°C to 40°C

Miscellaneous
Compliance Standards	RoHS, CE, FCC, UL, TUV
Compliant Standards	IEEE 802.3, IEEE 802.3ab, IEEE 802.3ae, IEEE 802.1Q, IEEE 802.1p, IEEE 802.1D, IEEE 802.1w, IEEE 802.1s, IEEE 802.3ad, IEEE 802.3x, IEEE 802.3az

Product Description
The VNNDJ Dell Networking S-Series S4820T is built to handle demanding network environments requiring high-speed connectivity and advanced management. It is commonly found in enterprise data centers and campus networks where reliable, scalable Layer 3 switching is essential. Designed for network administrators and IT teams, it delivers the flexibility to manage traffic efficiently, optimize bandwidth, and support multiple routing protocols. This switch is often used in settings that demand both speed and granular control over network operations. Key Features High density of 10GBase-T ports supports diverse device connections without additional transceivers QSFP+ uplinks facilitate fast aggregation and inter-switch links Layer 3 functionality enables sophisticated routing and traffic management Compact 1U form factor fits standard racks, saving space in network closets Comprehensive management tools simplify configuration and monitoring Typically deployed in enterprise core or aggregation layers, this switch helps maintain efficient traffic flow and supports modern network demands. It reduces complexity by combining high port count and multi-speed interfaces, making it a solid choice for organizations scaling their infrastructure.

Use Cases
The Dell Networking S-Series S4820T switch is designed for enterprise and data center environments that require high throughput and efficient routing capabilities. It is particularly effective for IT teams managing dense 10GBase-T environments needing flexible uplink options and advanced Layer 3 functionalities within a compact rack footprint. How It's Used: Top-of-rack deployment in data centers to aggregate 10GBase-T server connections with 40Gbps uplinks to core switches. Enterprise campus networks requiring robust Layer 3 routing between multiple VLANs and high port density for desktop and VoIP devices. Virtualization environments where high bandwidth and low latency connectivity support server clusters and storage access. Aggregation layer in mid-sized data centers consolidating multiple 1G and 10G connections from access switches. Edge computing sites needing scalable and manageable 10G connectivity with the flexibility of copper and fiber uplinks. This switch enhances network scalability and operational efficiency by consolidating high-speed connections with advanced routing capabilities. Its blend of dense 10GBase-T ports and QSFP+ uplinks supports evolving data center demands and enterprise traffic patterns without increasing rack space usage.