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by Cisco
Product Line: Cisco 500 Series
Product Type: Managed Switch
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Original price $0.00 - Original price $0.00
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Product Description

The SG500-52P-K9-NA is equipped with 48 GE RJ-45 ports and 4 GE total system ports, including 2 Combo GE + 2 1G/5G SFP ports for versatile connectivity. It features a switching capacity of 120 Gbps and a forwarding rate of 77.38 Mpps, supported by a MAC table capable of holding 16K addresses and up to 4,096 VLANs. Additional technical specifications include 32 MB of flash memory, 256 MB of CPU memory, and dual 8 Mb packet buffers, housed in a chassis measuring 440 x 44 x 257 mm and weighing 5.61 kg.

FAQs for the SG500-52P-K9-NA

  • What is the total number of system ports on this device?
    The device has a total of 52 system ports, comprising 48 Gigabit Ethernet (GE) ports and 4 additional GE ports.
  • How does the forwarding rate of the device enhance network performance?
    With a forwarding rate of 77.38 Mpps, the device efficiently manages data packets, reducing latency and improving network throughput.
  • Can you detail the types of ports available on this switch?
    The switch features 48 RJ-45 GE ports, 2 combo GE ports that also function as RJ-45 or SFP ports, and 2 1G/5G SFP for uplink connections.
  • What is the significance of the switch's MAC table size?
    A MAC table with 16K addresses allows the switch to efficiently manage and route a large number of devices connected to the network without performance degradation.
  • What VLAN capacity does this switch support, and why is it important?
    Supporting up to 4,096 VLANs, the switch enables extensive network segmentation, allowing for improved security and traffic management across a large enterprise network.
  • How does the switch's packet buffer size impact network traffic?
    The switch's 28 Mb packet buffer helps in accommodating bursts of traffic, ensuring smooth data transmission during peak loads.
  • Describe the physical dimensions and weight of the switch.
    The switch measures 440 mm in width, 44 mm in height, and 257 mm in depth, with a weight of 5.61 kg, making it suitable for standard rack mounting.
  • What are the environmental operating conditions for this device?
    It operates between 0 °C to 40 °C with a relative humidity of 10% to 90% (Non-Condensing), ensuring reliability in a wide range of climatic conditions.
  • How do the acoustic noise levels vary with temperature?
    At 30 °C, the noise level is 41.1 dB, increasing to 54.8 dB at 40 °C, indicating the device manages thermal conditions through increased fan speed.
  • What items are included with the switch upon purchase?
    The package includes a power cord, mounting kit, quick start guide, serial cable, and a CD-ROM with user documentation, providing all necessary components for immediate setup.

Product Review

The CISCO SG500-52P-K9-NA offers a comprehensive switching capacity of 120 Gbps and a forwarding rate of 77.38 Mpps, supporting high-performance and demanding workloads efficiently. With a MAC table capacity of 16K addresses and support for up to 4,096 VLANs, it accommodates extensive network segmentation and scalability for growing business needs. However, the switch's operational noise level can reach up to 54.8 dB at 40 °C, which may be considered loud for environments requiring quiet operation.


The CISCO SG500-52P-K9-NA is a high-capacity network switch designed to meet the needs of growing small and medium-sized businesses. It features a total of 52 Gigabit Ethernet ports, offering a blend of speed and connectivity options to support a wide range of network demands. The device includes 48 Gigabit Ethernet RJ-45 ports along with 4 additional Gigabit Ethernet ports, providing flexibility for both direct cable and fiber connections through its combo ports configuration, which comprises 2 Combo Gigabit Ethernet RJ-45/SFP ports and 2 1G/5G SFP ports. This switch is engineered to handle a substantial data throughput, with a forwarding rate of 77.38 million packets per second (Mpps) and a switching capacity of 120 Gigabits per second (Gbps). This ensures efficient traffic management and reduces data transfer delays even during peak usage. The device is equipped with a MAC table capable of holding up to 16,000 addresses, facilitating efficient network resource allocation and management. The support for up to 4,096 VLANs enables the creation of segmented networks for enhanced security and improved network performance. The switch also supports jumbo frames up to 9K bytes, allowing for the efficient processing of large data packets, which is particularly beneficial in environments that handle high volumes of data transmission. Hardware specifications include: - A reset button for quick and easy device resets. - Various LEDs that provide at-a-glance status information regarding power savings, system operations, link/activity, PoE status, and port speed. - Flash memory of 32 MB and CPU memory of 256 MB, ensuring smooth operation and firmware functionality. - A packet buffer of 16 Mb (28 Mb) to handle temporary data storage and ensure efficient data processing. The physical dimensions of the CISCO SG500-52P-K9-NA are 440 mm in width, 44 mm in height, and 257 mm in depth, with a weight of 5.61 kg. This compact size and form factor make it suitable for rack-mount installations in various IT environments. Operating conditions are optimized for reliability, with the device functioning effectively in temperatures ranging from 0°C to 40°C and storage temperatures from -20°C to 70°C. It is designed to operate in relative humidity conditions from 10% to 90% (non-condensing), ensuring durability and performance stability in a wide range of environmental conditions. The acoustic noise level of the switch is measured at 41.1 dB at a temperature of 30°C and 54.8 dB at 40°C, balancing operational efficiency with a low-noise output for office environments. It boasts an impressive Mean Time Between Failures (MTBF) of 186,968 hours at 50°C, indicating a high level of reliability and longevity. Included with the switch are essential accessories for immediate setup and use, such as a power cord, mounting kit, quick start guide, serial cable, and a CD-ROM containing user documentation. This model is specifically designed for use in the United States, ensuring compliance with regional standards and requirements.


Model Number CISCO SG500-52P-K9-NA
Overall Ports 52 (48 Gigabit Ethernet + 4 Gigabit)
Gigabit Ethernet Ports 48
Hybrid Ports (Ethernet + SFP) 2 RJ-45 Gigabit Ethernet + 2 1G/5G SFP
Data Transfer Rate 77.38 Million packets per second
Switch Capacity 120 Gigabits per second
MAC Address Table 16,000 Entries
Supported VLANs 4096
Maximum Frame Size 9000 Bytes
Reset Button Yes
Indicator Lights Power, System Status, Link/Activity, PoE Status, Network Speed
Internal Storage 32 MB Flash
System Memory 256 MB
Buffer Memory 16 Mb (2 modules of 8 Mb)
Dimensions 440 mm x 44 mm x 257 mm
Mass 5.61 kilograms
Operating Temperature Range 0 to 40 degrees Celsius
Storage Temperature Range -20 to 70 degrees Celsius
Humidity Range While Operating 10% to 90%, non-condensing
Humidity Range While Stored 10% to 90%, non-condensing
Noise Level 41.1 dB at 30°C, 54.8 dB at 40°C
Mean Time Between Failures Approx. 186,968 hours at 50°C
Included Accessories Power cord, Mounting hardware, Quick start guide, Serial cable, CD-ROM with documentation
Usage Region United States

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