Dell S4820T-AC 48 Ports Switch
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S4820T-AC Dell 48 Ports 10GBE 4 Ports QSFP Switch Refurbished

Availability: In Stock
Part Number#: S4820T-AC
List Price was: $11423.08
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You Save: $8453.08 (74% off)

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Short Description:
S4820T-AC 48 Ports 10 Gigabit Ethernet 4 Ports Quad Small Form Factor Pluggable (QSFP) Switch | Made by Dell | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Product overview of S4820T-AC Dell 48 Ports

The S4820T-AC Dell 48 Ports 10GBE 4 Ports QSFP Switch is a high-performance data center switch designed to meet the needs of modern enterprise networks. This switch is equipped with 48 ports of 10GB Ethernet and 4 ports of QSFP for increased connectivity and flexibility. In this article, we will discuss in detail the various features and specifications of this switch.


High-performance Switching

The S4820T-AC Dell 48 Ports 10GBE 4 Ports QSFP Switch is designed to provide high-performance switching for data center environments. With a switching capacity of up to 1.28 Tbps, this switch can handle large amounts of data traffic with ease. It also features a non-blocking architecture that ensures all ports can run at full speed simultaneously.


This switch is designed to be scalable, allowing you to easily expand your network as your needs grow. With 48 ports of 10GB Ethernet and 4 ports of QSFP, you can connect a large number of devices to your network, including servers, storage devices, and other switches.

Modular Design

The S4820T-AC Dell 48 Ports 10GBE 4 Ports QSFP Switch features a modular design that allows you to customize your switch to meet your specific needs. The switch comes with two module slots that can be used to add additional ports or functionality to your switch.

Power Efficiency

This switch is designed to be power efficient, helping you to reduce your energy costs. It features a low-power ASIC design that consumes less energy than traditional switches. Additionally, the switch supports Energy Efficient Ethernet (EEE) and IEEE 802.3az Energy Efficient Ethernet, which allows the switch to enter a low-power mode when not in use.


The S4820T-AC Dell 48 Ports 10GBE 4 Ports QSFP Switch features a number of security features to help protect your network from unauthorized access. These include support for 802.1X authentication, which allows you to authenticate users and devices before they are allowed to access your network. The switch also supports Access Control Lists (ACLs), which allow you to control access to your network based on specific criteria.



  • Switching capacity: 1.28 Tbps
  • Forwarding rate: 952 Mpps
  • Latency: <1.5us


  • 48 x 10GBASE-T RJ45 ports
  • 4 x QSFP+ ports (each QSFP port can be broken out into 4x10G ports)


  • CLI, Telnet, SSH, HTTP, HTTPS
  • Dual firmware images
  • USB port for configuration backup


  • Power supply: 2 hot-swappable 750W AC PSUs
  • Power consumption: Max 780W


  • Dimensions (W x D x H): 17.3 x 16.1 x 1.7 inches (440 x 409 x 43.6 mm)
  • Weight: 22.1 lbs (10.0 kg)

In Summary, The S4820T-AC Dell 48 Ports 10GBE 4 Ports QSFP Switch is a high-performance, scalable, and power-efficient switch designed for modern data center environments. With its modular design and advanced security features, this switch can meet the needs of a wide range of enterprise networks. Its high-speed connectivity and low-latency performance make it an ideal choice for demanding applications, such as virtualization, cloud computing, and high-performance computing.

General Information about the Dell S4820T-AC

Technical Information for 48 Ports Switch

  • Total Number of Ports 48
  • 48X 1/10 Gigabit Ethernet (Rj-45) Ports
  • 4X 40 Gigabit Ethernet Qsfp+
  • Uplink Ports
  • 2X Hot-swap Power Supplies
  • Dell Os9 Installed
  • Rack Rails Included
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:

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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:

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Estimated delivery time: 4-7 business days

UPS 3 Day Select®
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UPS® First Overnight - Saturday
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FedEx Shipping Options:

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FedEx First Overnight®
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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:

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