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)