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by Juniper
Product Line: JUNIPER QFX Series
Product Type: Switch
Sold out
Original price $3,330.00 - Original price $5,999.00
Original price
$3,330.00 - $5,999.00
Current price $5,999.00
Title: Surplus

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

Product Description

The QFX5100-48T-AFI features 48 100M/1G/10G RJ-45 ports and 6 QSFP ports, with a switching capacity of 1.44 Tbps/1.08 Bpps, designed for high-density, high-speed layer 2 and layer 3 network configurations. It includes dual redundant (1+1) and hot-pluggable power supplies, supporting both AC and DC inputs, and redundant (N+1) hot-pluggable fan modules, ensuring system reliability through back-to-front cooling. Additionally, the device offers diverse management interfaces, including 1x RJ-45 Serial Console, 1x RJ-45 Gigabit Management, 1x Gigabit SFP Management, and 1x USB, accommodated within a chassis of dimensions 1.72 x 17.36 x 21.47 in and a weight of 24.8 lb.

Key Feature for the QFX510048TAFI

  • What is the switching capacity of the QFX5100 switch?
    The switching capacity is 1.44 Tbps/1.08 Bpps.
  • How many 10GbE RJ-45 ports does the device offer?
    The device offers 48 10GbE RJ-45 ports.
  • Does the QFX5100 support redundant power supplies?
    Yes, it supports dual redundant (1+1) and hot-pluggable power supplies.
  • What types of management ports are available on this model?
    It includes 1x RJ-45 Serial Console, 1x RJ-45 Gigabit Management, 1x Gigabit SFP Management, and 1x USB.
  • What is the power consumption of the QFX5100?
    The power consumption is 335W.
  • How many QSFP+ ports are available on the switch?
    There are 6 QSFP+ ports available.
  • Can the QFX5100 be mounted in a 19-inch server rack?
    Yes, it is designed for mounting in a 19-inch server rack.
  • What are the dimensions of the QFX5100 switch?
    The dimensions are 1.72 x 17.36 x 21.47 in (4.37 x 44.09 x 54.54 cm).
  • What is the operating temperature range for the QFX5100?
    The operating temperature range is 32° to 104° F (0° to 40° C).
  • How much does the QFX5100 weigh?
    It weighs 24.8 lb (11.2 kg).

Product Review

The Juniper QFX5100-48T-AFI switch offers a comprehensive mix of connectivity options, including 48 100M/1G/10G RJ-45 ports and 6 QSFP ports, catering to diverse networking needs. Its design incorporates redundant power supplies and fans with back-to-front airflow, enhancing system reliability and cooling efficiency for continuous operation. However, its power consumption at 335W might be a consideration for environments aiming to minimize energy usage.


The Juniper QFX5100-48T-AFI is a high-performance, flexible networking switch designed for data center and campus deployments. It features 48 100M/1G/10G RJ-45 ports and six QSFP ports, providing a wide range of connectivity options for different network needs. This switch is engineered to support a high-density, scalable infrastructure with its switching capacity of 1.44 Tbps and 1.08 Bpps, ensuring efficient data handling and transmission across the network. Equipped with redundant fans and AC power supplies, the QFX5100-48T-AFI ensures continuous operation and minimizes downtime, making it an ideal solution for critical network environments. The back-to-front airflow design supports efficient cooling, maintaining optimal performance even under high workloads. This switch also offers flexible power options, including 110-240 V single-phase AC and -36 to -72 V DC power, accommodating various data center power configurations. For management and connectivity, the device includes a range of ports: one RJ-45 Serial Console, one RJ-45 Gigabit Management, one Gigabit SFP Management, and one USB port. These options provide versatile management interfaces, facilitating easy configuration, monitoring, and maintenance of the switch. Additionally, the QFX5100-48T-AFI features two expansion module slots, enhancing its functionality and allowing for network customization according to specific requirements. The hardware specifications highlight the switch's capacity for high-speed data transmission and connectivity flexibility: - 48 100M/1G/10G RJ-45 ports for versatile Ethernet connectivity. - 6 QSFP ports supporting higher bandwidth connections. - Dual redundant (1+1) and hot-pluggable power supplies, ensuring uninterrupted power supply. The QFX5100-48T-AFI's power consumption is rated at 335W, optimizing energy use while maintaining high performance. Weighing 24.8 lb (11.2 kg) and measuring 1.72 x 17.36 x 21.47 inches (4.37 x 44.09 x 54.54 cm), this switch is designed for easy integration into 19-inch server racks, saving valuable data center space. This switch is built to operate reliably in a variety of environmental conditions. It can function in temperatures ranging from 32° to 104° F (0° to 40° C) and can be stored in temperatures from -40° to 158° F (-40° to 70° C). Its operating altitude reaches up to 2,000 feet (610 m), with an operating relative humidity of 5% to 90% (non-condensing) and a non-operating relative humidity of 0% to 95% (non-condensing), ensuring resilience and durability in different climatic conditions. In summary, the Juniper QFX5100-48T-AFI stands out for its high-speed connectivity, scalability, and reliability. It is engineered to meet the demands of modern data centers and campus networks, providing a robust foundation for high-performance computing and networking.


Part Number Juniper QFX5100-48T-AFI
Manufacturer Juniper Networks
Ethernet Interfaces 48 ports supporting 100M/1G/10G, RJ-45 connectivity
High-Speed Ports 6 QSFP+ ports
Cooling Mechanism Hot-swappable fans with airflow from back to front
Power Supplies AC power supplies, hot-swappable and redundant
Administrative Interfaces 1 RJ-45 Serial Console, 1 RJ-45 and 1 SFP Gigabit Ethernet for Management, 1 USB port
Expandability Two slots for expansion modules
Switch Fabric Capacity 1.44 terabits per second / 1.08 billion packets per second
Energy Usage 335 Watts
Mass 24.8 pounds (11.2 kilograms)
Physical Dimensions 1.72 x 17.36 x 21.47 inches (4.37 x 44.09 x 54.54 cm)
Airflow Direction Back to front
Port Capacity 48 ports at 100 Mbps, 1 Gbps, and 10 Gbps RJ-45; 24 10GbE SFP+ with breakout cable; 6 40GbE QSFP+
Power Requirements 110-240 V AC single phase; -36 to -72 V DC
Fan Modules N+1 redundancy, hot-swappable
Mounting 19-inch server rack compatible
Operational Temperature Range 32° to 104° F (0° to 40° C)
Storage Temperature Range -40° to 158° F (-40° to 70° C)
Maximum Operating Altitude Up to 2000 feet (610 meters)
Operational Humidity Level 5% to 90%, non-condensing
Non-operational Humidity Level 0% to 95%, non-condensing

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