Dell 19GX4 Networking Switch 48 Ports
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19GX4 Dell S4048-on Switch L3 Managed 48 X 10 Gigabit Sfp+ + Refurbished

Availability: In Stock
Part Number#: 19GX4
List Price was: $4157.69
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Short Description:
19GX4 Dell S4048-on Switch L3 Managed 48 X 10 Gigabit Sfp+ + 6 X 40 Gigabit Qsfp+ - Rack Mountable. Refurbished.
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Deployment and Configuration Options

The 19GX4 Dell S4048-on Switch is a L3 managed switch designed for data center, cloud and enterprise environments. It offers a range of deployment and configuration options to help organizations optimize their network performance and security.

  • Physical Deployment: The 19GX4 switch can be deployed as a standalone unit or stacked with other S4048-on switches to provide more port density, high availability and scalability.
  • Port Configuration: The switch has 48 1/10G SFP+ ports and 4 40G QSFP+ ports, which can be configured as data or uplink ports to meet different network requirements.
  • VLAN Configuration: The switch supports 802.1Q VLAN tagging, allowing administrators to create multiple VLANs to isolate traffic and improve security.
  • Link Aggregation: Link aggregation enables administrators to bundle multiple ports together to form a single logical link, providing increased bandwidth and high availability.
  • Spanning Tree Protocol: The switch supports Spanning Tree Protocol (STP), which prevents network loops and ensures a loop-free topology for network stability.
  • IP Routing: The switch supports IPv4 and IPv6 routing, allowing administrators to route traffic between different subnets and networks.
  • Quality of Service: The switch supports Quality of Service (QoS), which allows administrators to prioritize network traffic based on priority levels and ensure high-quality communication for critical applications.
  • Security Features: The switch includes security features such as Access Control Lists (ACLs), Port Security and 802.1X authentication to enhance network security.

Advanced Network Management and Security Features

The 19GX4 Dell S4048-on Switch L3 Managed Switch is a powerful and versatile switch that offers advanced network management and security features to help businesses secure and manage their networks. Here are some of the key features:

  • Layer 3 Switching: The switch operates at the Layer 3 level, providing advanced routing capabilities, including support for routing protocols such as OSPF and BGP.
  • Advanced Management: The switch offers a range of management options, including a web interface, CLI, and SNMP. This allows for easy management and configuration of the switch, as well as remote monitoring and management.
  • Security: The switch offers several security features, including advanced firewall capabilities, secure access control, and data encryption. This helps to protect against network threats and ensure data security.
  • Virtualization: The switch supports virtualization technologies, including VMware and Microsoft Hyper-V, allowing for a more flexible and scalable network environment.
  • Quality of Service: The switch supports Quality of Service (QoS) capabilities, which prioritize network traffic based on user-defined rules, ensuring that critical applications receive the bandwidth they need.
  • Link Aggregation: The switch supports link aggregation, allowing multiple physical links to be combined into a single logical link, providing increased network availability and bandwidth.
  • Power over Ethernet: The switch supports Power over Ethernet (PoE), allowing for power to be delivered to connected devices over the Ethernet cable, eliminating the need for additional power supplies.

Network Connectivity Options

The 19GX4 Dell S4048-on Switch is a L3 managed switch designed for enterprise and data center networks. It provides network connectivity options that enable efficient and secure network communication.

  • 10 Gigabit Ethernet (10GbE) Ports: The switch has 48 x 10GbE ports that provide high-speed network connectivity for demanding applications.
  • 40 Gigabit Ethernet (40GbE) Ports: The switch has 4 x 40GbE ports that allow for high-bandwidth connections between switches, routers, and storage devices.
  • Fiber Optic Connectivity: The switch supports both SFP+ and QSFP+ transceiver modules for fiber optic connectivity, providing long-distance connections up to 100m or more.
  • Virtual Link Trunking (VLT): VLT is a feature that enables two switches to act as one logical switch, providing increased network resilience and fault tolerance.
  • Virtual Link Aggregation (VLA): VLA enables multiple physical links to be bundled together to form a single logical link, providing increased bandwidth and improved network availability.
  • Link Aggregation Control Protocol (LACP): LACP provides a mechanism for controlling the behavior of link aggregation, including automatic failover and load balancing.
  • Spanning Tree Protocol (STP): STP provides a way to prevent loops in the network and ensure a loop-free topology, improving network stability and reliability.
  • Network Access Control List (ACL): ACL provides a way to filter network traffic based on specified criteria, improving network security and efficiency.
  • Internet Protocol Version 4 (IPv4) and IPv6 Support: The switch supports both IPv4 and IPv6, providing a flexible solution for network communication.
  • Simple Network Management Protocol (SNMP): SNMP is a standard protocol for managing and monitoring network devices, allowing for efficient and centralized network management.


  • Manufacturer: Dell
  • MPN: 19GX4
  • Type: Networking
  • Switch Type: Switch 48 Ports
  • SKU: 19GX4
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

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.


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ALLHDD guarantees that the products will not have defects in material that will affect the product's functionality during the Standard Warranty Period. The warranty period starts when the merchandise/items from our warehouse.

What does ALLHDD.Com warranty cover?

30-days to 3 years warranty:

Replacement or refund. In the case of material defects, we will try to replace the product first. The product will be replaced before the expiration of the original warranty. For any failure of hardware, if we cannot process the replacement of the product(s)/model(s), we will refund the original selling/invoiced price. The shipping costs and sales tax, if any, are non-refundable. ALLHDD retains the right to decide whether the item(s) will process for replacement or refund.

What is not covered by our warranty?

The reason why our warranty does not cover any problem caused by the following conditions:

(a) misuse of hardware; accidental damage; carelessness product(s) damage; shock; temperature beyond the specification of any product; faulty installation; operation; modification of goods;

(b) any misuse outside the instructions in the user manual for any specific product;

(c) damaged caused by other hardware or equipment. The warranty will void if the item is returned with physical damage, damage to the retail box, removed from the box, counterfeit labels/labelled by them, or any modifications of internal and external covers. Data loss or damages to any other equipment we do not cover by our offered warranty.

What is the Manufacturer/Brand Warranty?

In general, a manufacturer's warranty service/support is a written guarantee to the buyer of a product. Its terms assure the replacement or repair of the product, if necessary, within a specified period after the purchase (2-5 years depending on the brand/manufacturer). It is typically included in the price of the product. Products are brand new and sealed and the original manufacturer box is complete with the Manufacturer's genuine warranty. For most of the brand new/retail products that come with the manual and box, exceptions may apply (i.e., Cisco, Juniper Networks).

For the server parts (i.e., Dell, HPE) to get Full coverage of the warranty server must have a full 3- 5 years warranty. However, ALLHDD.COM will cover the warranty duration if any Manufacturer doesn't support the advertised warranty and there is no refund for those.
Final Sale items are non-returnable/refundable in any situation. Any question? please ask our team before the shipment.

Important notes:

We can provide additional warranty service/support for any product you purchase from us if you need additional warranty coverage before finalizing the order from ALLHDD.Com. You need to ask in live chat/help or call us for more information.

Individual product warranty mentioned on each item product description page/detail page.

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Shipping Options and Estimated Delivery Time

UPS Shipping Options:

FREE UPS® Ground (Free shipping to all orders for 48 states!)
Estimated delivery time: 4-7 business days

UPS 3 Day Select®
Estimated delivery time: 3 business days

UPS 2nd Day Air®
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UPS Next Day Air® Standard Overnight
Estimated delivery time: Overnight 2-5 PM, Standard Overnight Delivery.

UPS Next Day Air® - Priority Overnight
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UPS Next Day Air® First Overnight - Early A.M
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UPS® First Overnight - Saturday
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FedEx Shipping Options:

FedEx Ground®
Estimated delivery time: (4–7 business days in the contiguous 48 states)
*For residential delivery via FedEx Ground use FedEx Home Delivery®
Estimated delivery time: 4−7 business days, based on the distance to the destination.

FedEx Express Saver®
Estimated delivery time: 3 business days (by 4:30 PM to U.S. businesses; by 8:00 PM to residences)
Available throughout all 50 states (except Hawaii and Alaska)

FedEx 2Day®
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Available throughout all 50 states

FedEx Standard Overnight®
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Available throughout all 50 states (Hawaii is outbound only)

FedEx Priority Overnight®
Estimated delivery time: Next-business-day (by 10:30 PM to U.S. businesses, noon to most residences)
Available throughout all 50 states

FedEx First Overnight®
Estimated delivery time: Next-business-day (by 8:30 or 9 AM to most areas)
Available throughout all 50 states

Worldwide Shipping Options:

UPS®/FedEx® International Economy

Estimated delivery time: 4-7 business days

UPS®/FedEx® International Priority

Estimated delivery time: 2-4 business days

UPS®/FedEx® Ground Shipping Canada

Estimated delivery time: 5-8 business days

Important notes:

  • The processing of orders with Ground Shipping can take up to 24-48 hours. But we try to process all orders the same day.
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  • You can estimate the shipping cost from the products detail page, also available on the checkout page
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