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by Juniper
Product Line: Juniper EX Series Ethernet Switches
Product Type: Ethernet Switch Module
Original price $0.00 - Original price $180.00
Original price
$0.00 - $180.00
Current price $180.00
Title: Surplus

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

Product Description

The EX-UM-2X4SFP Juniper module features a mix of high-speed connectivity options including 2-port 10GbE SFP+ and 4-port GbE SFP Uplink Module, supporting a versatile range of network configurations. It is designed for reliability with dual load-sharing hot-swappable internal redundant power supplies with capacities of 320 W, 600 W, and 930 W for AC, and a 190 W DC power supply, accommodating a wide input voltage range of 36 V - 72 V. The unit's physical dimensions are 17.41 x 1.72 x 16.43 in (44.21 x 4.32 x 41.73 cm), fitting in a 1 RU space, and it operates within a temperature range of 32° F to 113° F, ensuring durability and resilience in various environmental conditions.

Key Feature for the EX-UM-2X4SFP

  • What is the data transfer speed of the 2-port 10GbE SFP+ module?
    The 2-port 10GbE SFP+ module supports a data transfer speed of up to 10 Gigabits per second (Gb/s).
  • How many Ethernet ports are available on the 4-port GbE SFP Uplink Module?
    The module provides four Gigabit Ethernet SFP ports.
  • Can the 4x 1 Gigabit Ethernet SFP (2x 10G SFP+) module support both 1GbE and 10GbE connections?
    Yes, it supports four 1GbE connections and two 10GbE connections.
  • What are the power supply options for the networking hardware?
    Options include autosensing 100-120 V / 200-240 V AC power supplies with 320 W, 600 W, and 930 W capacities, and a 190 W DC power supply with a dual input feed.
  • What is the maximum current inrush for the device?
    The maximum current inrush is 50 amps.
  • What are the dimensions of the networking hardware?
    Dimensions are 17.41 x 1.72 x 16.43 inches (44.21 x 4.32 x 41.73 cm), and the depth extends to 18.8 inches (47.8 cm) with the 600/930 W AC power supply units.
  • What is the operating temperature range for AFO models?
    Operating temperature ranges from 32° F to 113° F.
  • How does the storage temperature range compare to the operating temperature range?
    The storage temperature range is broader, from -40° F to 158° F.
  • What is the maximum operational altitude for the networking hardware?
    The hardware can operate at altitudes up to 10,000 feet (3,049 m).
  • Are the power supplies and fan tray field-replaceable?
    Yes, the power supplies and the fan tray with multiple blowers are designed to be field-replaceable.

Product Review

The Juniper EX-UM-2X4SFP module offers a versatile combination of 2-port 10GbE SFP+ and 4-port GbE SFP uplinks, accommodating a range of high-speed networking requirements. However, its maximum inrush current of 50 amps may require careful power management in environments with limited electrical capacity. Additionally, its support for both AC and DC power supplies, along with dual load-sharing, hot-swappable options, enhances system reliability and flexibility in deployment.


The Juniper EX-UM-2X4SFP is a versatile uplink module designed for networking needs that require high-speed connectivity and reliable performance. This module is equipped with a combination of 2-port 10GbE SFP+ and 4-port GbE SFP, making it suitable for a wide range of applications, from high-density environments to expanding network infrastructures. The hardware specifications of the EX-UM-2X4SFP are tailored for efficiency and durability. The power supplies are autosensing, compatible with 100-120 V or 200-240 V AC, and come in three capacities: 320 W, 600 W, and 930 W. These power supplies are dual load-sharing, hot-swappable, and internally redundant, ensuring uninterrupted operations. For environments requiring DC power, the module provides a 190 W DC power supply option, with an input voltage range of 36 V to 72 V and dual input feed, enhancing its adaptability to various power sources. The physical dimensions of the module are 17.41 inches in width, 1.72 inches in height, and 16.43 inches in depth, fitting comfortably into a 1 rack unit (RU) space. With the inclusion of the 320 W AC PSU or the 190 W DC PSU, the depth extends to 18.8 inches when utilizing the 600/930 W AC PSU, accommodating different rack sizes and configurations.
  • Maximum current inrush is rated at 50 amps, ensuring the module can handle significant power surges without damage.
  • The operating temperature range supports environments from 32° F to 113° F for AFO models, catering to various climatic conditions.
  • The module is designed to operate effectively up to an altitude of 10,000 ft, with non-operating tolerance up to 16,000 ft, ensuring reliability in varied geographical locations.
In terms of environmental adaptability, the EX-UM-2X4SFP can withstand a storage temperature range from -40° F to 158° F, making it robust across different storage conditions. The operating and non-operating humidity ranges are 10% to 85% (non-condensing) and 0% to 95% (non-condensing) respectively, ensuring the module's performance is not compromised in humid conditions. An airflow of 20.3 cfm, coupled with a field-replaceable fan tray that includes multiple blowers, maintains optimal operating temperatures, enhancing the module's longevity and reliability. The EX-UM-2X4SFP's design also takes into consideration ease of maintenance and upgradability. Its field-replaceable fan tray is equipped with three blowers, ensuring that the system remains cool and operates efficiently under various load conditions. The rack-mount width of 17.5 inches allows for seamless integration into standard networking racks, simplifying installation and maintenance processes. In summary, the Juniper EX-UM-2X4SFP uplink module combines high-speed connectivity options with robust power and environmental specifications, making it an ideal choice for networks that demand reliability, scalability, and ease of maintenance. Its comprehensive feature set ensures it can meet the needs of diverse networking environments, from small businesses to large enterprises.


Part Number Juniper EX-UM-2X4SFP
Module Type 2-port 10 Gigabit Ethernet SFP+ and 4-port Gigabit Ethernet SFP Uplink Module
Connectivity 4x 1GbE SFP and 2x 10GbE SFP+
Power Supply Type Autodetect; 100-120V / 200-240V AC; 320W, 600W, and 930W dual load-sharing, hot-swappable, internal redundant power supplies
Peak Inrush Current 50A
DC Power Specifications 190W DC, voltage input 36V - 72V, dual input feeds
Dimensions 17.41 x 1.72 x 16.43 inches (44.21 x 4.32 x 41.73 cm)
Rack Units 1 RU
Depth with Power Supplies 18.8 inches (47.8 cm) for configurations with 600W/930W AC PSU or 190W DC PSU
Minimum Operating Temperature 32°F (AFO models)
Maximum Operating Temperature 113°F (AFO models)
Minimum Storage Temperature -40°F
Maximum Storage Temperature 158°F
Max Operating Altitude 10,000 feet (3,049 meters)
Max Non-operating Altitude 16,000 feet (4,877 meters)
Minimum Operating Humidity 10%
Maximum Operating Humidity 85% (non-condensing)
Minimum Non-operating Humidity 0%
Maximum Non-operating Humidity 95% (non-condensing)
Airflow Rate 20.3 cubic feet per minute (cfm)
Fan Tray Field-replaceable with multiple blowers (3)
Rack Width 17.5 inches (44.5 cm)

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