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by Juniper
Product Line: Juniper QFX3100 Series
Product Type: Network Switch
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Original price $0.00 - Original price $213.00
Original price
$0.00 - $213.00
Current price $0.00
Title: Surplus

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Product Description

The QFX3100-NM-4GE network interface card is designed for the QFX3100, featuring 4x10/100/1000BASE-TX ports, dual Ethernet management ports, and two I/O slots with 4x1GbE ports each, supporting both RJ-45 and SFP connectivity options. It is equipped with a 2.1 GHz dual Intel Quad-Core processor, 36 GB DRAM, and hot-swappable 560 watt AC power supplies, ensuring reliable operation and connectivity to the QFabric control plane Ethernet network. The card operates within a temperature range of 41°F to 104°F, supports a maximum power consumption of 476 watts, and offers a high operational mean time between failures of 96,125 hours, demonstrating its capacity for enduring performance in demanding environments.

Key Feature for the QFX3100-NM-4GE

  • What are the dimensions of the network interface card for the QFX3100?
    The dimensions are 17.5 x 3.5 x 23.75 inches (44.45 x 8.89 x 60.33 cm).
  • How much power does the QFX3100 consume?
    It consumes a maximum of 476 watts and a nominal 220 watts.
  • Can the QFX3100 operate in varied temperature conditions?
    Yes, it operates between 41°F and 104°F (5°C to 40°C).
  • What is the weight of the network interface card specified for the QFX3100?
    The weight is 41.2 lb (18.69 kg).
  • What type of power feed does the QFX3100 require?
    It requires a 100-240 V AC (single phase) with an AMP rating of 8 A.
  • How does the QFX3100 manage heat dissipation?
    It dissipates a maximum of 1,624 BTU and a nominal 751 BTU.
  • What is the operational mean time between failures (MTBF) for the QFX3100?
    The MTBF is 96,125 hours.
  • Describe the connectivity options available on the QFX3100.
    It features dual Ethernet management ports and two I/O slots, each with 4x1GbE ports (RJ-45 or SFP) for connectivity to the QFabric control plane Ethernet network.
  • What are the storage temperature limits for the QFX3100?
    The storage temperature ranges from -40°F to 158°F (-40°C to 70°C).
  • What processor and memory specifications does the QFX3100 have?
    It includes a 2.1 GHz dual Intel Quad-Core processor and 36 GB DRAM.

Product Review

The Juniper QFX3100-NM-4GE network interface card provides enhanced connectivity options with its 4x10/100/1000BASE-TX ports, suitable for diverse networking environments. Despite its high power consumption at a maximum of 476 watts, it compensates with significant reliability, evidenced by an operational mean time between failures (MTBF) of 96,125 hours. However, its considerable weight of 41.2 lb (18.69 kg) and large dimensions may limit its deployment in space-constrained setups.


The Juniper QFX3100-NM-4GE is a network interface card designed to enhance the connectivity and performance of QFX3100 switches. It features four 10/100/1000BASE-TX ports, providing versatile and high-speed network connections. This module serves as a critical component for network administrators seeking to expand their network's capabilities or integrate additional devices without compromising on speed or reliability. Dimensions of this network interface card are 17.5 x 3.5 x 23.75 inches (44.45 x 8.89 x 60.33 cm), and it weighs 41.2 pounds (18.69 kg), making it a substantial piece of hardware that fits standard networking racks. The power requirements are quite flexible, with a voltage input range of 100-240 V AC on a single phase and an AMP rating of 8 A. The power consumption is rated at a maximum of 476 watts, with a nominal consumption of 220 watts, indicating its efficiency during standard operation. Heat dissipation is effectively managed, with maximum and nominal values of 1,624 BTU and 751 BTU, respectively, ensuring the unit remains within safe operating temperatures. The air flow direction is from front to back, compatible with standard data center cooling practices. Installation options include a 4-pole rack mount and a 2-pole mid-mount, providing flexibility in deployment within various network environments.
  • Dual Ethernet management ports enable efficient network management and monitoring.
  • Two I/O slots, each supporting 4x1GbE ports (RJ-45 or SFP), offer expanded connectivity options for comprehensive network integration.
  • Equipped with a 2.1 GHz dual Intel Quad-Core processor and 36 GB DRAM for high-performance operation.
The inclusion of hot-swappable 560 watt AC power supplies ensures uninterrupted operation and easy maintenance. The operational environment is quite adaptable, with an operating temperature range of 41°F to 104°F and a storage temperature range from -40°F to 158°F. This allows the device to function reliably in a wide range of climatic conditions without compromising performance. Designed for longevity and reliability, the QFX3100-NM-4GE boasts an operational Mean Time Between Failures (MTBF) of 96,125 hours, indicating its durability and the minimal likelihood of failure over its lifespan. Additionally, it can operate at altitudes of up to 10,000 feet (3,048 m) and be stored at altitudes up to 40,000 feet (12,192 m), with a relative humidity operating range of 8 to 90% (noncondensing), ensuring its reliability in various atmospheric conditions. In summary, the Juniper QFX3100-NM-4GE network interface card is a versatile and high-performing addition to network infrastructures, offering enhanced connectivity options, reliable performance, and flexible installation and operational parameters to meet the demands of modern data centers and networking environments.


Part Number and Manufacturer Juniper QFX3100-NM-4GE
Network Interface Card Specification 4 Gigabit Ethernet ports (10/100/1000BASE-TX) compatible with QFX3100, available as additional part
Size (Width x Height x Depth) 17.5 x 3.5 x 23.75 inches (44.45 x 8.89 x 60.33 cm)
Mass 41.2 pounds (18.69 kg)
Electricity Supply (Voltage) 100-240 V AC (single phase)
Current Requirement 8 A
Maximum Power Usage 476 watts
Typical Power Usage 220 watts
Heat Output Maximum: 1,624 BTU/h, Standard: 751 BTU/h
Cooling Airflow Direction Front to rear
Rack Mounting Options 4-post, 2-post central support
Average Operational Lifespan 96,125 hours
Management Ports Two dedicated Ethernet ports for management
Expansion Slots Two slots supporting 4x1GbE connections (RJ-45 or SFP) for linking with QFabric network
Processor and Memory 2.1 GHz Dual Intel Quad-Core with 36 GB DRAM
Power Supply Hot-swappable, 560 watt AC
Minimum Operating Temperature 41°F
Maximum Operating Temperature 104°F
Minimum Storage Temperature -40°F
Maximum Storage Temperature 158°F
Maximum Operating Elevation 10,000 ft (3,048 m)
Maximum Non-operating Elevation 40,000 ft (12,192 m)
Operating Humidity Range 8 to 90% (non-condensing)

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