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by Juniper
Product Line: Juniper MX Series Series
Product Type: fan tray
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Original price $0.00 - Original price $0.00
Original price
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Current price $0.00
Title: Surplus

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Product Description

The FANTRAY-MX104-S is a high-performance networking solution featuring a cooling system with a field replaceable fan tray and hot-swap support, ensuring optimal operating temperatures between -40° to +65° C. It offers a packet forwarding capacity of 55 to 60 Mpps and supports multiple Ethernet speeds, including 10/100 Mbps, GbE, and 10GbE, across 4x 10GbE (SFP+) fixed ports. Designed for scalability and reliability, it operates efficiently in environments up to 6,000 ft (1,900 m) altitude and maintains performance with a forced air cooling system that facilitates side-to-side airflow.

FAQs for the FANTRAY-MX104-S

  • What is the maximum operating temperature for the high-performance networking solution?
    The maximum operating temperature is +65°C.
  • How does the device ensure reliability and prevent overheating?
    It incorporates a cooling system with forced air cooling and side-to-side airflow, ensuring optimal operating temperatures and preventing overheating.
  • Is the networking hardware environmentally friendly?
    Yes, it is environmentally friendly with RoHS certification.
  • What are the scalability and modularity features of this device?
    The device offers 80 Gbps capacity, supports Ethernet speeds including 10/100 Mbps, GbE, and 10GbE, and features separation of data and control planes for enhanced scalability and modularity.
  • What are the physical dimensions of the chassis?
    The dimensions are 17.5 x 6.13 x 9.5 inches (44.5 x 15.55 x 24.13 cm).
  • How does the device handle temperature extremes?
    It is temperature hardened, operating between -40°C and +65°C, with a de-rate of 1°C for every 1000 ft. increase in altitude.
  • What kind of ports are available on this networking hardware?
    It has fixed ports including 4x 10GbE (SFP+) and offers two USB ports, with one that can be used as a recovery port.
  • What is the packet forwarding capacity of the device?
    The packet forwarding capacity ranges from 55 to 60 Mpps.
  • How many chassis can be fitted per rack?
    Up to 12 chassis can be accommodated per rack.
  • What are the humidity and altitude specifications for the device?
    The device operates within 5% to 85% RH noncondensing humidity and at altitudes up to 6,000 ft (1,900 m).

Product Review

The Juniper FANTRAY-MX104-S enhances the MX104 router's cooling efficiency, crucial for maintaining the system's performance by keeping operating temperatures within safe limits, from -40° to +65° C, and preventing overheating. Despite its scalability and 80 Gbps capacity, the separation of data and control planes, and environmental certifications like RoHS, the system's reliance on forced air cooling with side-to-side airflow requires sufficient space for optimal performance, potentially limiting its deployment in compact environments. Additionally, its design supports modularity and high packet forwarding capacity (55 to 60 Mpps), ensuring reliable and uninterrupted service delivery in diverse networking environments.


The Juniper FANTRAY-MX104-S is a crucial component designed to complement high-performance networking solutions by providing an efficient cooling system. This fan tray is specifically engineered for the Juniper MX104 router series, ensuring that these devices maintain optimal operating temperatures. By effectively preventing overheating, it plays a vital role in preserving the reliability and longevity of the network infrastructure. At the core of its design, the FANTRAY-MX104-S supports environmental sustainability, boasting RoHS certification, which attests to its compliance with stringent regulations on hazardous substances. This aspect not only underscores its commitment to environmental responsibility but also aligns with the growing demand for eco-friendly technology solutions. The hardware is built to cater to networks demanding scalability and modularity, with a capacity to handle up to 80 Gbps. It supports a range of Ethernet connections, including 10/100 Mbps, GbE, and 10GbE, accommodating various networking requirements. The device also features a clear separation of data and control planes, enhancing its efficiency and reliability. Its architecture allows for multilevel independent control of schedulers, shapers, and buffers, providing administrators with the flexibility to optimize performance according to specific needs. Key Specifications: - Temperature tolerance ranges from a min of -40 °C to a max of +65°C, ensuring performance in harsh conditions. - Equipped with fixed ports: 4x 10GbE (SFP+), it delivers a packet forwarding capacity of 55 to 60 Mpps. - Designed for maximum efficiency, it can fit up to 12 chassis per rack. Physically, the FANTRAY-MX104-S measures 17.5 x 6.13 x 9.5 inches (44.5 x 15.55 x 24.13 cm) and weighs 32 lb (14.5 kg) when fully configured. Its design is optimized for durability and ease of maintenance in operational environments ranging from -40° to +149° F (-40° to +65° C), with a de-rate of 1° C for every 1000 ft. above sea level. The device can operate within a humidity range of 5% to 85% RH noncondensing and is capable of functioning at altitudes up to 6,000 ft (1,900 m), making it suitable for a wide range of geographical locations. Cooling efficiency is achieved through forced air cooling with side-to-side airflow, and the unit includes a field-replaceable fan tray with support for hot-swap operations, minimizing downtime. For connectivity and management, it offers one console port and two USB ports, with one of the USB ports serving as a recovery option. In summary, the Juniper FANTRAY-MX104-S is a key element in maintaining the operational integrity of MX104 series routers. Its design reflects a balance between performance, environmental responsibility, and adaptability, making it a valuable addition to any network seeking to optimize its cooling solutions without compromising on scalability, modularity, or environmental standards.


Part NumberFANTRAY-MX104-S
DescriptionNetworking device cooling solution for optimal thermal management
Ecological CertificationRoHS Compliant
Design PhilosophyModular and scalable
System Throughput80 Gbps
Supported Ethernet Standards10/100 Mbps, 1GbE, 10GbE
ArchitectureDecoupled data and control planes
Control FlexibilityIndependent management of schedulers, shapers, and buffers
Minimum Operational Temperature-40 °C
Maximum Operational Temperature+65 °C
Built-in Ports4x 10GbE (SFP+)
Packet Processing Rate55 to 60 Million packets per second
Max Units per Rack12
Dimensions (W x H x D)17.5 x 6.13 x 9.5 inches (44.5 x 15.55 x 24.13 cm)
Weight32 lbs/14.5 kg when fully equipped
Operable Temperature Range-40° to +149° F (-40° to +65° C), with 1° C derating per 1000 ft elevation
Humidity Tolerance5% to 85% RH, non-condensing
Maximum Operating Altitude6,000 ft (1,830 m)
Cooling MechanismForced air, side-to-side airflow pattern
Fan TrayReplaceable, supports hot-swapping
Console InterfaceOne port
USB PortsTwo, with one serving as a recovery port

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