Dell S3048 48 Ports Switch
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S4048 Dell Networking 48x 1GBE 4x SFP+ 10GBE Ports Stacking Refurbished

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Part Number#: S4048
List Price was: $3593.08
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Short Description:
S4048 Networking 48x 1 Gigabit Ethernet (1GBE) 4x SFP+ 10 Gigabit Ethernet (10GBE) Ports Stacking Power Supply Unit (PSU) To Io Air 1x Alternating Current (AC) | Made by Dell | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
30 Days

Product overview of Switch

In today's digital age, networking is an essential part of every organization's IT infrastructure. A network is a collection of interconnected devices that share resources and communicate with each other. A good network should be fast, reliable, and scalable. The S4048 Dell Networking switch is a product that meets all these criteria. In this article, we will explain the features and benefits of the S4048 Dell Networking switch in detail.

The S4048 Dell Networking switch is a high-performance switch that provides 48x 1GBE ports and 4x SFP+ 10GBE ports. It supports stacking, which means that multiple switches can be combined to form a single logical switch. This makes it ideal for use in data centers, campus networks, and small and medium-sized enterprises.

48x 1GBE Ports

The S4048 Dell Networking switch provides 48x 1GBE ports, which allow you to connect a large number of devices to the network. These ports support speeds of up to 1 Gbps and can be used to connect servers, workstations, printers, and other devices to the network. The 1GBE ports are also backward-compatible with older network standards such as 100 Mbps and 10 Mbps, which means that you can use them to connect legacy devices to the network.

4x SFP+ 10GBE Ports

The S4048 Dell Networking switch also provides 4x SFP+ 10GBE ports, which are designed for high-speed connections. These ports support speeds of up to 10 Gbps and can be used to connect high-performance servers, storage devices, and other network devices that require fast data transfer speeds. The SFP+ 10GBE ports are also compatible with fiber-optic cables, which can be used to transmit data over long distances.


One of the key features of the S4048 Dell Networking switch is its ability to support stacking. Stacking is a technique that allows multiple switches to be combined to form a single logical switch. This provides several benefits, including increased bandwidth, improved network resilience, and simplified network management.

When switches are stacked, they behave as a single switch with a higher port density. This means that you can connect more devices to the network without having to manage multiple switches separately. Stacking also provides redundancy, which means that if one switch fails, the other switches in the stack can continue to operate, ensuring that the network remains available.

Network Management

The S4048 Dell Networking switch comes with a range of management tools that make it easy to manage the network. These tools include a web-based user interface, a command-line interface, and SNMP support. The web-based user interface provides an easy-to-use interface that allows you to manage the switch from any device with a web browser. The command-line interface is a powerful tool that allows you to configure the switch using command-line commands. SNMP support allows you to monitor the switch using SNMP-based network management software.


The S4048 Dell Networking switch provides a range of security features that help to protect the network from unauthorized access and attacks. These features include support for 802.1X authentication, MAC address filtering, and Access Control Lists (ACLs). 802.1X authentication allows you to authenticate users and devices before they are allowed to access the network. MAC address filtering allows you to specify which devices are allowed to access the network based on their MAC address. ACLs allow you to control traffic flow based on a range of criteria, including source and destination IP addresses, protocols, and ports.

Finally, the S4048 Dell Networking switch is a high-performance switch that provides 48x 1GBE ports and 4x SFP+ 10GBE ports.

General Information about this Dell S3048

Technical Information of 48 Ports Switch

  • Total Number of Ports 48
  • Enclosure Type : Ack-mountable 1u
  • Subtype gigabi : Ethernet
  • Port : 48 X 10/100/1000 + 4 X 10 Gigabit Sfp+

Performance for Ethernet Switch

  • Switching Fabric Bandwidth: 260 Gbps ¦ Forwarding Performance: 131 Mpps ¦ Latency (1000base-t): 3.7 Μs ¦ Latency (sfp+): 1.8 Μs
  • Capacity : Mac Addresses: 80000 ¦ Ipv4 Routes: 16000 ¦ Ipv6 Routes: 8000 ¦ Links Per Group: 16 ¦ Groups Per Stack: 128 ¦ Queues Per Port: 8 ¦ Vlans Supported: 4000 ¦ Mstp Instances: 64 ¦ Vrf-lite Instances: 64 ¦ Ipv4 Hosts: 40000 ¦ Ipv6 Hosts: 8000 ¦ Multicast Entries (ipv4): 8000
  • Mac Address Table Size : 80k Entries

About Refurbished Products

Refurbished products are typically refurbished by an Original Manufacturer or an affiliate of the manufacturer or 3rd party facility. This product may have minor blemishes due to normal product usage and doesn't necessarily come with documentation and software unless indicated, but has been well tested and generally has never had any defects.

Different Types of Switches

Networking switches vary widely depending on the number of devices they can support, network bandwidth/speed, and form factor. Switches for small offices will have anything between 4 and 8 ports and can fit on a desk. For larger office network implementation, switches may have 24 ports, 48 ports, 96 ports, and 128 ports and are rack-mountable between 1U and 4U. Switches come in different types depending on the network speed and tasks they support. These include 40/100 Gbps, 10 Gigabit (up to 10000 Mbps), Gigabit Ethernet (up to 1000 Mbps), Power over Ethernet, and Fast Ethernet (10/100 Mbps).

Unmanaged Switches

The unmanaged switches offer fixed configurations on a plug-and-play basis. It is the most basic switch and there are a few choices in the market. These switches are affordable, but the basic features make them inappropriate for enterprise applications.

Managed Switches

The number of features and level of functionality improves with managed switches, making them ideal for enterprise and business applications. These switches are built with the command-line interface for ease of configuration. Equally, they support SNMP agents that come in handy when troubleshooting network issues.

The security on managed switches is better and will protect different types of traffic. Other features include support for virtual LANs, IP routing, and quality of service settings. Managed switches are more expensive compared to all other types of switches.

Smart Switches

Smart switches refer to switches that possess more features than those unmanaged switches but do not have the full features of managed switches. Smart switches are more cost-effective than managed switches.

Some of the limitations of the smart switches are a lack of telnet access support, Web GUIs, and a lack of many features for VLANs. They are affordable compared to a fully managed switch and are suitable for a smaller computer network.

Modular Switches

Modular switches allow the addition of expansion modules as the network expands. The expansion modules allow for more networked devices but are application-specific. They may include wireless access points, firewalls, or network analysis tools. The flexibility of a modular networking switch comes at a higher cost.


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