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by Juniper
Product Line: Juniper EX2500 Series
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Product Description

The EX2500-24F-BF Juniper is a 24-port Gigabit Ethernet switch with 10-Gigabit Ethernet SFP+ and back-to-front airflow, designed for high-performance networking with a 240-Gbps throughput (full duplex) and port-to-port latency less than 700 nanoseconds. It features dual power supplies for redundancy, supports a universal AC-input voltage of 100 to 240 VAC, and operates efficiently with a system power dissipation of 200W typical. The unit dimensions are 4.4 x 43.9 x 38.1 cm (H x W x D), weighs 6.4 kg, and is designed to operate within an ambient temperature range of 0ºC to +40ºC, ensuring reliability and durability in various environmental conditions.

FAQs for the EX2500-24F-BF

  • What is the maximum throughput of the 24-port Gigabit Ethernet switch?
    The switch offers a maximum throughput of 240-Gbps (full duplex).
  • How does the airflow direction in the hardware enhance its performance?
    The back-to-front airflow design helps maintain optimal operating temperatures, enhancing performance and reliability.
  • Can the switch handle 10-Gigabit Ethernet connections?
    Yes, it supports 10-Gigabit Ethernet connections via SFP+ ports.
  • What are the physical dimensions of the switch?
    The dimensions are 4.4 x 43.9 x 38.1 cm (1.73 x 17.3 x 15.0 in).
  • Is the power supply redundant in the switch?
    Yes, it includes 2 power supplies (1+1 redundant) for improved reliability.
  • What is the port-to-port latency of this device?
    The port-to-port latency is less than 700 nanoseconds.
  • How does the switch's power consumption compare to its output?
    The system's power dissipation is 200W typical, with each power supply outputting 275W.
  • What environmental conditions can the switch operate under?
    It operates in temperatures from 0ºC to +40ºC and at altitudes up to 3,050 m (10,000 feet).
  • What is the weight of the switch, and how does that impact installation?
    Weighing 6.4 kg (14.1 lbs.), its design facilitates easy installation and integration into rack systems.
  • What is the system's strategy for managing power and cooling?
    The switch uses 275W power supplies and a back-to-front airflow pattern for efficient power use and cooling, supporting a maximum heat dissipation of 1100 BTU/hour.

Product Review

The Juniper EX2500-24F-BF excels in delivering high-speed connectivity with its 24-port Gigabit Ethernet and 10-Gigabit Ethernet SFP+ capabilities, ensuring 240-Gbps throughput at full duplex with port-to-port latency under 700 nanoseconds. However, its operational temperature range limits its deployment in environments with extreme conditions, restricting its functionality between 0ºC and +40ºC. Additionally, the inclusion of dual power supplies provides redundancy, but the system's power dissipation and heat output may require careful consideration in densely packed data centers.


The Juniper EX2500-24F-BF is a high-performance Ethernet switch designed to meet the rigorous demands of enterprise-level networks. This device features 24 Gigabit Ethernet ports to support a wide range of network configurations and applications. It is equipped with 10-Gigabit Ethernet SFP+ ports, providing a high-speed interface for uplink connections or stacking. The switch is engineered to offer a throughput of 240 Gbps in full duplex mode, ensuring high-speed data transfer across the network without bottlenecks. One of the key specifications of the EX2500-24F-BF is its ability to maintain a 100 percent line rate, delivering full wire-speed across all ports without packet loss. This capability is crucial for applications requiring high levels of data integrity and speed. Furthermore, the switch boasts an impressive port-to-port latency of less than 700 nanoseconds, making it an ideal choice for environments where low latency is paramount, such as high-frequency trading platforms or real-time data analytics. Physical dimensions of the switch are 4.4 cm in height, 43.9 cm in width, and 38.1 cm in depth, with a weight of 6.4 kg, making it a compact yet powerful device suitable for various installation environments. The EX2500-24F-BF is designed with back-to-front airflow, ensuring efficient cooling and reliable operation even under heavy loads. - The switch supports dual power supplies for redundancy, with each power supply capable of outputting 275W. The system's typical power dissipation is 200W, with a maximum DC output voltage of 12V and a current of 15A. - In terms of environmental specifications, the EX2500-24F-BF can operate at altitudes up to 3,050 meters and can be stored at altitudes up to 4,573 meters. The device operates within a temperature range of 0ºC to +40ºC and can withstand temperatures up to +35ºC in the event of a fan or power supply failure. - The switch is designed to operate quietly, with an acoustic noise level of less than 65dB, and has a heat dissipation of up to 1100 BTU/hour at maximum load. It maintains optimal performance within a relative humidity range of 10 to 90% (non-condensing). For power input, the Juniper EX2500-24F-BF accepts a universal AC input voltage ranging from 100 to 240 VAC, with a frequency of 50 to 60 Hz. The AC input current varies between 2.75A (RMS) at 100VAC to 1.15A (RMS) at 240VAC, accommodating various power sources and ensuring the switch's versatility in different geographic regions. Overall, the Juniper EX2500-24F-BF Ethernet switch offers a comprehensive set of features and specifications that make it a suitable choice for businesses seeking a high-performance, low-latency networking solution. Its compact design, coupled with its high throughput and redundancy options, ensure that it can handle the most demanding data center and enterprise network environments efficiently.


Model Number Juniper EX2500-24F-BF
Manufacturer Juniper Networks
Ports 24x 10GE SFP+; Gigabit Ethernet
Airflow Direction Back-to-front
Throughput 240 Gbps (full duplex)
Line Rate 100% throughput
Latency <700 ns between ports
Dimensions 4.4 x 43.9 x 38.1 cm (1.73 x 17.3 x 15.0 inches)
Weight 6.4 kg (14.1 lbs)
Number of Power Supplies 2 (redundant 1+1)
AC-input Frequency 50-60 Hz (universal)
AC-input Voltage 100-240 VAC (universal)
AC-input Current 2.75A @ 100VAC, 1.15A @ 240VAC (RMS)
Power Supply Output 275W per unit
Power Consumption 200W (typical)
DC-Output Voltage 12V (nominal)
DC-Output Current 15A (typical)
Operating Altitude Up to 3,050 m (10,000 feet)
Storage Altitude Up to 4,573 m (15,000 feet)
Acoustic Noise <65dB
Heat Dissipation Up to 1100 BTU/hour
Ambient Operating Temperature 0ºC to +40ºC
Temperature on Failure 0ºC to +35ºC (fan or power supply failure)
Storage Temperature -20ºC to +70ºC
Operating Humidity 10 to 90% (non-condensing)

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