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Overview
Specs
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 |
CBS250-24PP-4G
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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.
Overview
Specifications
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 |