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by Juniper
Product Line: Juniper EX4300-24T
Product Type: Ethernet Switch
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Original price $0.00 - Original price $1,334.00
Original price
$0.00 - $1,334.00
Current price $0.00
Title: Surplus

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Product Description

The EX4300-24T is a Juniper network switch featuring a 24-port 10/100/1000BASE-T configuration with a 350 W AC power supply, designed for scalable and high-density network environments. It supports up to four 40GbE ports and an optional four-port 1/10GbE uplink module, enhancing connectivity and network flexibility. With a 320 Gbps Virtual Chassis interconnect capability, it allows up to 10 units to operate as a single logical device, offering a packet switching capacity of 224 Gbps (unidirectional)/448 Gbps (bidirectional) and a throughput of 333 Mpps.

Key Feature for the EX4300-24T

  • What is the maximum 10GbE port capacity of the 24-port 10/100/1000BASE-T switch?
    The maximum 10GbE port capacity is 4 with an additional module.
  • How does the QSFP+ DAC contribute to the switch's functionality?
    The QSFP+ DAC is ordered separately for Virtual Chassis interconnect, enabling up to 10 units to combine as a single logical device with a 320 Gbps backplane.
  • What is the total Power over Ethernet (PoE) budget for this device?
    The PoE budget is 0 W.
  • Can you detail the airflow direction and rate for the switch?
    The airflow direction is AFO (Front-to-back) with the PSU airflow rate at 7.5 cubic feet per minute.
  • What are the dimensions and weight of the switch with the power supply installed?
    With the power supply installed, the dimensions are 17.36 x 1.72 x 17.51 inches and the system weight is 2.4 lb.
  • What is the power supply rating for the switch?
    The power supply rating is 350 W AC.
  • What is the maximum operating temperature for the switch?
    The maximum operating temperature is 113° F.
  • How many field-replaceable fans does the switch have?
    There are 2 field-replaceable fans.
  • What is the switch's packet switching capacity?
    The packet switching capacity is 224 Gbps (unidirectional)/448 Gbps (bidirectional).
  • What are the relative humidity operating limits for the switch?
    The operating relative humidity range is from 10% to 85% (noncondensing).

Product Review

The Juniper EX4300-24T offers a solid foundation for high-performance networking with a 320 Gbps Virtual Chassis interconnect capacity, allowing up to 10 units to function as a single device, enhancing scalability and management. However, the lack of native 10GbE ports and a 0 W PoE budget could limit flexibility for environments requiring high-speed connectivity and power over Ethernet for devices. Additionally, its operational temperature range and support for up to 85% non-condensing humidity make it suitable for various installation environments, though the physical dimensions and weight may require consideration in space-constrained deployments.


The Juniper EX4300-24T is designed to cater to the demands of high-performance networks, offering a comprehensive solution that combines flexibility, scalability, and durability. This switch is equipped with 24 10/100/1000BASE-T ports, providing a solid foundation for supporting a wide range of devices and applications. Despite the base configuration not including Power over Ethernet (PoE) capabilities, this device stands out for its versatility in connectivity and performance optimization. At the core of its design, the EX4300-24T features a 350 W AC power supply, ensuring reliable operation and power efficiency. The switch supports up to four 10GbE ports with an additional module, enhancing its capacity to handle high-bandwidth connections. Furthermore, it accommodates up to four 40GbE ports, enabling high-speed networking configurations that are essential for data-intensive applications. The device's physical dimensions and design details are meticulously crafted to fit into various environments seamlessly. With a base unit dimension of 17.36 x 1.72 x 16.38 inches, it expands to 17.36 x 1.72 x 18 inches when fully equipped with the power supply and front module, maintaining a compact and efficient footprint. The system's weight is notably light at 2.4 lb, simplifying installation and maintenance processes. Key hardware specifications include: - Airflow direction: AFO (Front-to-back), ensuring optimal cooling and system reliability. - Backplane capacity: 320 Gbps Virtual Chassis interconnect capability, allowing up to 10 units to be combined as a single logical device, facilitating scalability and management. - Packet switching capacities: 224 Gbps (unidirectional)/448 Gbps (bidirectional), guaranteeing efficient data processing and traffic management across the network. The EX4300-24T achieves impressive throughput at 333 Mpps (million packets per second), providing wire-speed performance that can meet the demands of most network environments. Its operational temperature ranges from 32° F to 113° F, with a storage temperature tolerance between -40° F and 158° F. The device can operate at altitudes of up to 10,000 feet, and in non-operating conditions, it can withstand altitudes up to 16,000 feet. The relative humidity operating range is from 10% to 85% non-condensing, ensuring durability and reliability in diverse environmental conditions. This switch is designed with field-replaceable fans, with two units contributing to a PSU airflow of 7.5 cubic feet per minute, highlighting the focus on maintaining optimal operating temperatures and system longevity. In summary, the Juniper EX4300-24T is engineered for organizations requiring a high-performance, scalable, and efficient networking solution. Its comprehensive set of features and specifications make it suitable for a wide array of applications, from small businesses to large enterprise environments, ensuring high levels of performance, reliability, and operational efficiency.


Part NumberEX4300-24T
Port Configuration24 ports 10/100/1000BASE-T
Power over Ethernet (PoE) CapabilityNone
10 Gigabit Ethernet PortsUp to 4 (with expansion module)
40 Gigabit Ethernet Ports4
Power Supply Capacity350 W AC
Cooling MethodAirflow from front to back
Chassis Backplane Speed320 Gbps (Virtual Chassis technology for up to 10 interconnected devices)
Dimensions without Power Supply17.36 x 1.72 x 16.38 inches (44.1 x 4.37 x 41.6 cm)
Dimensions with Power Supply17.36 x 1.72 x 17.51 inches (44.1 x 4.37 x 44.47 cm)
Full Dimensions with Module17.36 x 1.72 x 18 inches (44.1 x 4.37 x 45.73 cm)
Main Unit Weight2.4 lb (1.1 kg)
Fan Module Weight0.33 lb (0.15 kg)
Replaceable Fans Quantity2
PSU Airflow Volume7.5 cubic feet per minute
Switching Capacity224 Gbps one-way/448 Gbps two-way
Gigabit Ethernet Port Count32 (24 standard + 4 40GbE + 4 optional 1/10GbE)
Switching Throughput333 Mpps (maximum)
Minimum Operating Temperature32° F
Maximum Operating Temperature113° F
Minimum Storage Temperature-40° F
Maximum Storage Temperature158° F
Maximum Operational Altitude10,000 ft (3,049 m)
Maximum Non-operational Altitude16,000 ft (4,877 m)
Operating Humidity Range10% to 85% (non-condensing)

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