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Cisco Ethernet Switch
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Learn more about Cisco ESW-520-48-K9 48 10/100 ports with 4 expansion ports: 2 10/100/1000BASE-T and 2 SFP ports:

Mfg Part#: ESW-520-48-K9
Sku: 211083700
UPC: 882658251368
UPC 14: 00882658251368
See more in Switches
The Cisco ESW-520-48 is a cost-effective 24-port 10/100 switch with 4 expansion ports which easily integrates with other Cisco Small Business Pro products and the Cisco Smart Business Communications System. Provides the foundation for a complete data, voice, video, and wireless networking solution for small businesses. Simple to configure with either embedded GUI Configuration Utility or Cisco Configuration Assistant. Includes a 5-year enhanced warranty with Next Business Day product replacement. With the Cisco ESW 500 Series, you can take advantage of a secure and reliable network solution that is designed and priced for small businesses.


Video Features Easy integration with Cisco Small Business Pro and SBCS: The Cisco ESW 500 Series was designed, developed and tested to integrate with Cisco Small Business Pro products and Cisco SBCS o provide a complete data, voice, video, and wireless networking solution for small businesses.
Video Features Choice of configuration and management tools: The ESW 500 Series can be configured and managed via an embedded Switch Configuration Utility for stand alone deployments, or Cisco Configuration Assistant for Cisco SBCS and Small Business Pro solution set up. Both options include support for Cisco Smartports, Cisco Discovery Protocol, and common default configurations for smooth system deployments.
Video Features Simplicity: With seven different configurations, affordable pricing, and a feature set designed for small business, the Cisco ESW 500 series is easy to sell. Partners do not experience long sales cycles, because the product is priced and designed for small businesses, and they can easily design, order, and support the right solution.
Video Features Outstanding performance: The switches support up to Gigabit Ethernet speeds to deliver excellent performance, even as businesses add high-bandwidth voice, video, and wireless applications.
Video Features High reliability: The Cisco ESW 500 Series Switches have been developed and rigorously tested to provide reliable connectivity and performance, even when supporting advanced voice, video, and wireless services. They also support an optional redundant power supply to help ensure continuous operation and prevent costly downtime.
Video Features QoS: Integrated QoS intelligence can prioritize traffic such as voice, video, and data to help ensure consistent network performance and to support delay-sensitive applications such as real-time voice and video.
Video Features Strong network security: The switches provide support for advanced security services, including IEEE 802.1X port security and access control lists (ACLs). They support VLANs, which segment network traffic, and MAC address notification features for monitoring the network
Video Features Network design flexibility: The switches offer mini Gigabit Interface Converter (mini-GBIC) expansion slots that support fiber-optic or Gigabit Ethernet uplink connectivity. This ability to increase the connectivity range of the switches allows for more flexibility to design the network around the customer’s unique business environment and to easily connect switches on different floors or across the business.
Video Features Excellent service and support: The Cisco ESW 500 Series Switches are backed by a 5-year warranty that includes next business day replacement (where available), software fixes for the life of the warranty, 90 days of end-user phone support, and 1 year of click-to-chat support.

Tech Specs

Tech Specs Number of Ports 50
Tech Specs Gigabit Ethernet Port Yes
Tech Specs Interfaces/Ports 48 x RJ-45 10/100Base-TX LAN
2 x RJ-45 10/100/1000Base-T
1 x Console Management
Tech Specs Manufacturer Part Number ESW-520-48-K9
Tech Specs Brand Name Cisco
Tech Specs Manufacturer Cisco Systems, Inc
Tech Specs Manufacturer Website Address
Tech Specs Product Model ESW-520-48
Tech Specs Product Type Ethernet Switch
Tech Specs Product Series ESW 500
Tech Specs Product Name Small Business Pro ESW-520-48 Ethernet Switch
Tech Specs Number of Expansion Slots 2
Tech Specs Expansion Slots (2 Total) SFP (mini-GBIC) Shared
Tech Specs Forwarding/Filtering Rate 13 Mpps
Tech Specs Switching Fabric 17.60 Gbps
Tech Specs Additional Information
  • Also Equipped with External Redundant Power Supply Connector for External Power Supply: -48V DC
  • Access control lists (ACLs)
  • DoS Attack Prevention
  • IEEE 802.1D Spanning Tree
  • Head-of-line (HOL) Blocking Prevention
  • Storm Control
  • IGMP v1/2 Snooping
  • Port Mirroring
  • Tech Specs Package Contents
  • Small Business Pro ESW-520-48 Ethernet Switch
  • Power Cord
  • Mounting Hardware
  • Serial Cable
  • CD-ROM with User Documentation (PDF) Included
  • Quick-Start Guide
  • Tech Specs Layer Support 2
    Tech Specs Dimensions 1.73" Height x 17.32" Width x 14.70" Depth
    Tech Specs Redundant Power Supply Yes
    Tech Specs Input Voltage 110 V AC
    220 V AC
    Tech Specs Input Voltage Range 100 V AC to 240 V AC
    Tech Specs Power Source Power Supply
    Tech Specs Manageable Yes
    Tech Specs Management
  • Web Based Management
  • SNMP v1/2c/3
  • IEEE 802.1q VLAN
  • IEEE 802.1p QoS
  • RMON 1/2/3/9
  • Cisco Configuration Assistant 2.0
  • Cisco ESW 500 Configuration Utility Device Manager
  • Tech Specs Standard Warranty 5 Year Limited
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