Cisco SG350XG-48T-K9-NA 48 Ports Ethernet Switch
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Cisco SG350XG-48T-K9-NA 48-Ports Stackable Switch Small Refurbished

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Part Number#: SG350XG-48T-K9-NA
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Short Description:
SG350XG-48T-K9-NA Small Business SG350XG-48T 48-Ports 10/100/1000Base-T Power Over Ethernet Plus (PoE+) Managed Layer 3 Rack-mountable with Combo 10 Gigabit Small Form-Factor Pluggable Plus (SFP+) Switch | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

Product Information of the Cisco 48-Port Switch

The Cisco SG350XG-48T-K9-NA is a powerful and versatile 48-port Small Business SG350XG-48T stackable switch designed to meet the networking needs of small to medium-sized businesses 48 ports Switch. In this detailed explanation, we will delve into the various aspects of this switch, exploring its features, capabilities, and how it can benefit businesses looking for a reliable and scalable networking solution.

Cisco SG350XG-48T-K9-NA

The Cisco SG350XG-48T-K9-NA is a part of Cisco's Small Business 350X Series switches, known for their performance and flexibility. This particular model comes with 48 ports, providing ample connectivity for various devices within a network. The stackable design further enhances its scalability, making it suitable for growing businesses.


The switch's 48 ports provide ample connectivity options for various devices within a network. This configuration is particularly beneficial for businesses with a growing number of devices that require reliable and high-speed connections.

Stackable Design

The stackable design of the SG350XG-48T allows multiple switches to be interconnected, forming a single, unified system. This not only simplifies management but also enhances scalability, making it an ideal choice for businesses anticipating future growth.

Key Features

High Port Density

With 48 ports, the SG350XG-48T-K9-NA offers high port density, allowing businesses to connect numerous devices such as computers, printers, and other networked devices without the need for additional hardware.

Stackable Design

The stackable feature enables multiple switches to be interconnected, forming a single, unified system. This not only simplifies management but also enhances scalability, allowing businesses to expand their network as needed.

Gigabit Ethernet

Equipped with Gigabit Ethernet ports, this switch delivers high-speed data transfer, ensuring that data-intensive tasks can be handled efficiently. This is crucial for modern businesses that rely on fast and reliable connectivity.

Layer 3 Routing

The SG350XG-48T-K9-NA supports Layer 3 routing, allowing for inter-VLAN communication. This feature enhances network efficiency by enabling communication between different virtual LANs (VLANs) within the network.

Quality of Service (QoS)

Quality of Service is essential for prioritizing network traffic. This switch supports QoS features, allowing businesses to prioritize critical applications and ensure a consistent level of service across the network.

Performance and Reliability

High Performance

The Cisco SG350XG-48T-K9-NA is designed for high performance, capable of handling the demands of modern business networks. With Gigabit Ethernet support, it provides fast and reliable data transfer, reducing latency and ensuring smooth operation of applications.


Reliability is a crucial factor in networking equipment. The SG350XG-48T-K9-NA is built with reliability in mind, featuring robust hardware and redundant power options. This ensures that the switch can operate consistently without unexpected downtime.

Energy Efficiency

In addition to performance and reliability, energy efficiency is a consideration for businesses aiming to reduce their environmental impact and operational costs. The Cisco SG350XG-48T-K9-NA is designed to be energy-efficient, with features such as energy-efficient Ethernet and automatic power-down of unused ports.

Security Features

Access Control

Security is paramount in any network. The switch comes with access control features, allowing administrators to define and enforce policies regarding access to the network. This includes setting up access lists to control which devices can communicate with each other.

Port Security

Port security features help in securing physical access to the network. Administrators can configure the switch to allow only specific devices to connect to certain ports, preventing unauthorized access.

VLAN Security

Virtual LANs (VLANs) are used to segregate network traffic for improved security. The SG350XG-48T-K9-NA supports VLANs, enabling administrators to create isolated network segments and control communication between them.

Scalability and Flexibility

Stackable Architecture

The stackable design of the SG350XG-48T-K9-NA is a key factor in its scalability. Businesses can easily expand their network infrastructure by adding more switches to the stack, creating a unified and scalable network environment.

Link Aggregation

Link aggregation, also known as port trunking, allows multiple physical connections between switches to be treated as a single logical link. This not only increases bandwidth but also provides redundancy in case of a link failure.

IPv6 Support

With the exhaustion of IPv4 addresses, the transition to IPv6 is becoming increasingly important. The SG350XG-48T-K9-NA supports IPv6, ensuring compatibility with the latest internet protocol standards and future-proofing the network.

General Information about the Cisco SG350XG-48T-K9-NA

  • Manufacturer: Cisco
  • Model Number or SKU# SG350XG-48T-K9-NA
  • Product Series: 350XG
  • Product Type: Ethernet Switch


  • Total Number of Network Ports: 48
  • Modular: Yes
  • Stack Port: Yes
  • Port/Expansion Slot Details: 48 x 10 Gigabit Ethernet Network

Media & Performance

  • Media Type Supported: Twisted Pair
  • Ethernet Technology: 10 Gigabit Ethernet
  • Network Technology: 10GBase-T

Network & Communication

  • Layer Supported: 3

Management & Protocols

  • Manageable: Yes

Power Description

  • Power Source: Power Supply
  • Package Contents:
  • SG350XG-48T 48-Port 10GBase-T Stackable Managed Switch
  • Power Cord
  • Rack-Mount Kit and Rubber Feet
  • DB-9 to RJ45 Serial Cable
  • Quick Start Guide
  • Pointer Card with China RoHS
  • EU Directives 1999/5/EC Compliance Information
  • Environmentally Friendly: Yes

Outline, the Cisco SG350XG-48T-K9-NA is a robust and feature-rich stackable switch that caters to the networking needs of small to medium-sized businesses. With its high port density, Gigabit Ethernet support, and advanced features such as Layer 3 routing and Quality of Service, it provides the performance and reliability required for modern business networks. The switch's management and security features, coupled with its scalability and flexibility, make it a versatile solution for businesses looking to build a resilient and secure network infrastructure. Whether you are establishing a new network or upgrading an existing one, the Cisco SG350XG-48T-K9-NA stands out as a reliable and future-proof choice in the realm of small business networking.

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.

Here, you can check more available conditions of your desired product SG350XG-48T-K9-NA at a competitive price. We are trying our best to meet your needs on the enterprise-level computer, server, data centre, and networking hardware. You are welcome to ask our live chat or get live representative support over the phone.


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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.
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