Skip to content


by Cisco
Product Line: Cisco Business Switches
Product Type: CBS250-24PP-4G Ethernet switch
Original price $0.00 - Original price $768.00
Original price
$0.00 - $768.00
Current price $768.00
Title: Used

Orders typically ship within 1-3 Business days, if you need an item to ship sooner please contact us.

Product Description

The CBS250-24PP-4G Cisco switch features 28 Gigabit Ethernet ports, including 24 RJ-45 Gigabit Ethernet ports supporting Power over Ethernet (PoE) with a dedicated power budget of 100 W, and 4 SFP combo ports. It operates efficiently with a system power consumption of 34.4 W at 110 V and 33.11 W at 220 V, alongside a heat dissipation rate of 476.68 BTU/Hour. Designed for durability and longevity, it offers a mean time between failures (MTBF) at 25 °C of 698,220 hours, and supports a wide operating temperature range from -5 °C to 50 °C.

Key Feature for the CBS250-24PP-4G

  • What is the total number of Gigabit Ethernet ports available?
    The device has 28 Gigabit Ethernet ports in total, including 24 RJ-45 ports and 4 combo SFP ports.
  • How much power is dedicated to PoE?
    100 W of power is dedicated to PoE.
  • What are the system's power consumption rates at 110V and 220V?
    At 110V, the system consumes 34.4 W, and at 220V, it consumes 33.11 W.
  • How many ports support PoE?
    24 ports support Power over Ethernet (PoE).
  • Can you detail the heat dissipation rate?
    The heat dissipation rate is 476.68 BTU per hour.
  • What is the packet buffer size?
    The packet buffer size is 1.5 MB.
  • What are the physical dimensions and weight of the device?
    The device measures 17.5 inches in height, 11.77 inches in width, 1.73 inches in depth, and weighs 3.53 kg.
  • What power supply specifications does the device require?
    It requires a power supply ranging from 100 to 240 V at a frequency of 50 to 60 Hz.
  • What is the Mean Time Between Failures (MTBF) at 25 °C?
    The MTBF at 25 °C is 698,220 hours.
  • What are the operating temperature limits?
    The device can operate between -5 °C and 50 °C.

Product Review

The Cisco CBS250-24PP-4G offers 24 Gigabit Ethernet ports with Power over Ethernet (PoE) support, utilizing a total of 100W dedicated to PoE, suitable for powering multiple devices directly through network cables. However, its system power consumption and heat dissipation rate might be concerns for environments aiming for high energy efficiency, with values recorded at 34.4 W at 110 V and 476.68 BTU/hour, respectively. It boasts a significant mean time between failures (MTBF) of 698,220 hours, indicating a reliable performance over time, alongside flexible connectivity options with four additional SFP ports for uplinking.


The Cisco CBS250-24PP-4G is a network switch designed to cater to small and medium-sized business networks, offering a comprehensive solution for connectivity and power supply to network devices. This model comes equipped with 24 Gigabit Ethernet RJ-45 ports, all capable of providing Power over Ethernet (PoE) with a total dedicated PoE power budget of 100W. This feature simplifies the network infrastructure by eliminating the need for additional power cables for connected devices such as IP cameras, VoIP phones, and wireless access points. In addition to the RJ-45 ports, the device also includes 4 Gigabit Ethernet SFP (Small Form-factor Pluggable) combo ports, enhancing its versatility by supporting fiber optic connections for long-distance networking. This makes the CBS250-24PP-4G an adaptable solution for businesses looking to expand or segment their network across different premises or floors within a building. The switch operates efficiently, with a system power consumption of 34.4W at 110V and 33.11W at 220V, and it has a heat dissipation rate of 476.68 BTU per hour. This efficiency is critical for maintaining a lower operational cost and a cooler operating environment, contributing to the device's reliability and longevity. The total packet buffer size of 1.5 MB ensures smooth handling of data packets, reducing latency and improving the overall network performance. Physically, the Cisco CBS250-24PP-4G is designed to fit into a variety of spaces with dimensions of 17.5 inches in height, 11.77 inches in width, and 1.73 inches in depth, and it has a weight of 3.53 kg. This compact size, combined with the option for rack mounting, makes it easy to integrate into any server room or network cabinet. The device is built to operate within a broad range of temperatures, from -5°C to 50°C, and can be stored in temperatures ranging from -25°C to 70°C. It can function in environments with humidity levels between 10% and 90% (non-condensing), ensuring reliability across different climates and conditions. With an MTBF (Mean Time Between Failures) of 698,220 hours at 25°C, the CBS250-24PP-4G promises durability and a long service life, reducing the need for frequent replacements. Power requirements are flexible, with support for 100 to 240 V and a frequency range of 50 to 60 Hz, making it adaptable to various power supplies worldwide. This global compatibility is essential for businesses operating in multiple countries or regions. Key features include: - <>24 PoE Gigabit Ethernet RJ-45 ports and 4 SFP combo ports, providing a variety of connectivity options. - <>Efficient power consumption and advanced heat dissipation mechanisms, ensuring the device operates coolly and reliably. - <>Robust operating and storage temperature and humidity ranges, guaranteeing performance in diverse environmental conditions. Overall, the Cisco CBS250-24PP-4G offers a reliable, efficient, and versatile networking solution for businesses looking to enhance their network infrastructure with a device that supports both current and emerging networking requirements.


Item Number and Manufacturer Cisco CBS250-24PP-4G
PoE Ports Count 24
Allocated PoE Power 100 W
Power Usage 34.4 W at 110 V, 33.11 W at 220 V
Thermal Output 476.68 BTU/hr
Network Interfaces Total 28 Gigabit Ethernet
Ethernet Ports (RJ-45) 24 Gigabit Ethernet
Fiber Ports (Combo) 4 SFP
Memory Buffer 1.5 MB
Height 17.5 inches
Width 11.77 inches
Depth 1.73 inches
Mass 3.53 kg
Input Voltage 100 to 240 V
Electrical Frequency 50 to 60 Hz
Operational Temperature Range Low -5 °C
Operational Temperature Range High 50 °C
Storage Temperature Range Low -25 °C
Storage Temperature Range High 70 °C
Humidity Range for Operation and Storage (Low) 10% (Non-Condensing)
Humidity Range for Operation and Storage (High) 90% (Non-Condensing)
Mean Time Between Failures (MTBF) at 25 °C 698,220 hours
Compatibility with Rack Mounting Yes
Gigabit SFP Ports Count 4

Compare products

{"one"=>"Select 2 or 3 items to compare", "other"=>"{{ count }} of 3 items selected"}

Select first item to compare

Select second item to compare

Select third item to compare