Cisco SG550X-48MP-K9-NA 48 Ports Switch
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SG550X-48MP-K9-NA Cisco SG550X-48MP 48-Ports Stackable Refurbished

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Part Number#: SG550X-48MP-K9-NA
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Short Description:
SG550X-48MP-K9-NA Small Business 48 Ports Gigabit Ethernet Network, 2 x 10 Gigabit Ethernet Uplink, 4 x 10 Gigabit Ethernet Expansion Slot - Manageable - Optical Fiber, Twisted Pair Layer 3 Switch | Made by Cisco | Refurbished
Product Condition:
Warranty provided by ALLHDD.COM:
90 Days

More Information

The Cisco SG550X-48MP-K9-NA is a stackable managed switch that is part of the Cisco SG550X series of switches. It has 48 Gigabit Ethernet ports, which can be used to connect a variety of network devices such as servers, PCs, and printers. The switch also has 2 10 Gigabit Ethernet ports that can be used for high-speed connections to other switches or to connect to other parts of the network. The switch is managed, which means that it can be configured and monitored using a web-based interface or through a command-line interface. This allows network administrators to easily set up and maintain the switch, and to monitor network performance.

The switch supports advanced features such as Quality of Service (QoS), Link Aggregation Control Protocol (LACP), and Internet Group Management Protocol (IGMP) snooping. Additionally, it supports Virtual Stacking which allows multiple switch to be connected together and managed as a single entity.

The switch is designed to be highly reliable, it is built to withstand the demands of a data center environment and can be stacked up to 8 units, providing scalability and high-availability. It also support PoE+ and Energy Efficient Ethernet (EEE) which helps to reduce power consumption and lower operating costs.

High Performance for Series 550X Switch

The Cisco SG550X-48MP-K9-NA is a 48-port stackable managed switch that is part of the Cisco Small Business SG550X series. It has a high performance, with a forwarding rate of up to 131.2 Mpps and a switching capacity of 176 Gbps. It also supports advanced features such as VLANs, Quality of Service (QoS), and Link Aggregation Control Protocol (LACP). The switch also supports flexible stacking with the ability to stack up to 8 units together, providing 384 Gigabit Ethernet ports and a total switching capacity of 1.408 Tbps. Additionally, it also supports various security features like Access Control Lists (ACLs) and 802.1x authentication. The Cisco part is a high-performance switch that is well-suited for small and medium-sized businesses that require advanced networking features and high-bandwidth connectivity.

Exceptional Reliability

The Cisco SG550X-48MP-K9-NA is a 48-port stackable managed switch that is part of the Cisco SG550X series. The switch is designed to provide high performance, reliability, and scalability for enterprise networks. It supports both copper and fiber connectivity and offers advanced features such as Quality of Service (QoS), Access Control Lists (ACLs), and Link Aggregation Control Protocol (LACP). The switch also supports stacking, which allows multiple switches to be connected together to form a single logical unit, increasing reliability and reducing management complexity.

The switch is built to withstand the demands of a data center environment and is compliant with a wide range of industry standards, ensuring compatibility with a variety of other networking equipment.

General Information about this Cisco SG550X-48MP-K9-NA

  • Manufacturer: Cisco
  • Part Number or SKU# SG550X-48MP-K9-NA
  • Product Name SG550X-48MP Layer 3 Switch
  • Product Series: 550X
  • Product Type: Layer 3 Switch

Interfaces / Ports of Manageable Switch

  • Total Number of Network Ports: 48
  • Uplink Port Yes
  • Modular Yes
  • Stack Port Yes
  • Port/Expansion Slot Details 2 x 10 Gigabit Ethernet Uplink
  • Port/Expansion Slot Details 48 x Gigabit Ethernet Network
  • Port/Expansion Slot Details 4 x 10 Gigabit Ethernet Expansion Slot

Technical Information for 48 Ports Switch Module

  • Max Units In A Stack: 8J
  • Jumbo Frame Support:9000 Byte
  • Authentication Method: Secure Shell (SSH), RADIUS, TACACS+
  • MAC Address Table Size: 16.000 entries
  • Enclosure Type: An Rack Montierbar
  • Power Over Ethernet (PoE): PoE+
  • PoE Budget: 740 Watt

Performance of Layer 3 Switch

  • Media Type Supported Twisted Pair
  • Media Type Supported Optical Fiber
  • Ethernet Technology 10 Gigabit Ethernet
  • Ethernet Technology Gigabit Ethernet
  • Network Technology 10GBase-X
  • Network Technology 10GBase-T
  • Network Technology 10/100/1000Base-T

I/O Expansions

  • Number of Total Expansion Slots 4
  • Expansion Slot Type SFP+
  • Shared SFP Slot Yes
  • Number of SFP+ Slots 4

Management & Protocols

  • Encryption Algorithm: MD5, SSL
  • Manageable: Yes
  • Gestionable: Yes
  • Routing Protocol: RIP-2, IGMPv2, IGMP, VRRP, IGMPv3,
  • Statisches IPv4-Routing, statisches IPv6-Routing, MLDv2, MLD, CIDR
  • Remote Management Protocol: SNMP 1, RMON, SNMP 3, SNMP 2c, HTTP, HTTPS, TFTP, SSH, CLI, SCP

Power Description

  • Power Source Power Supply
  • Redundant Power Supply Supported No
  • Power Device: Internal power supply
  • Voltage Required AC 120/230 V (50/60 Hz)
  • Power Consumption Operational: 893.1 Watt

Network & Communication

  • Level Compatibility: 3

Dimensions & Weight

  • Width : 17.3 Inch
  • Depth : 17.7 Inch
  • Height : 1.7 Inch
  • Weight : 14.75 LBS


  • SG550X-48MP Layer 3 Switch
  • Power Cord Included
  • Rack Mounting Kit: Included
  • Cables Included: 1 x serial cable
  • MTBF 159,129 hours
  • CD-ROM with User Documentation (PDF)
  • Quick Start Guide
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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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.

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(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.

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