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by Juniper
Product Line: Juniper EX Series Switches
Product Type: Switch
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Product Description

The EX4500-40F-VC1-BF Juniper is a high-capacity network switch with 40x 10 Gigabit Ethernet SFP+ network ports and a switching capacity of 480 Gbps, designed for efficient data center integration and high-speed networking. It features a 128 Gbps Virtual Chassis interconnect module with 2 x 64 Gbps ports, enabling scalable and flexible network architecture. Additionally, the switch offers advanced networking capabilities with hardware support for Data Center Bridging and eight PFC (802.1Qbb) queues, enhancing performance and reliability in demanding data environments.

Key Feature for the EX4500-40F-VC1-BF

  • What is the switching capacity of the 40-port GbE/10GbE SFP/SFP+ switch?

    The switching capacity is 480 Gbps.

  • How many network ports does the switch have?

    It has 40x 10 Gigabit Ethernet SFP+ network ports.

  • What are the dimensions of the switch?

    Height: 3.5 in (8.9 cm); Width: 17.25 in (43.8 cm); Depth: 21.1 in (53.6 cm).

  • Does the switch support Data Center Bridging?

    Yes, it includes hardware support for Data Center Bridging.

  • What is the weight of the switch?

    The switch weighs 37 lb (17 kg) with one AC and DC power supply.

  • What is the MAC Address Table Size of the switch?

    The MAC Address Table Size is 32,000.

  • What is the operating temperature range for the switch?

    The operating temperature range is from 32° F to 113° F.

  • How does the switch handle management connectivity?

    It features 1x RJ-45 Serial Console, 1x Gigabit Management RJ-45, and 1x USB port for management connectivity.

  • What is the maximum operating altitude for the switch?

    The maximum operating altitude is up to 10,000 ft (3,049 m).

  • What is the forwarding rate of the switch?

    The forwarding rate is 714 Mpps.

Product Review

The Juniper EX4500-40F-VC1-BF offers a high switching capacity of 480 Gbps and a forwarding rate of 714 Mpps, catering to demanding data center environments. The 128 Gbps Virtual Chassis interconnect module enhances scalability, allowing multiple switches to operate as a single entity. However, its weight of 37 lb and dimensions might pose challenges for deployment in space-constrained racks, despite versatile mounting options.


The Juniper EX4500-40F-VC1-BF is a high-performance switch designed for demanding data center and enterprise networking environments. It features 40 10 Gigabit Ethernet SFP+ ports for high-speed connectivity. The switch is engineered to support a wide range of networking requirements, including advanced Data Center Bridging (DCB) and Priority Flow Control (PFC) with support for eight 802.1Qbb queues, ensuring efficient traffic management and lossless data transmission across the network. This model comes with a 128 Gbps Virtual Chassis interconnect module, enabling the switch to be part of a scalable system that simplifies network management and operations by allowing multiple switches to function as a single logical device. This capability is further enhanced with two 64 Gbps ports dedicated to the Virtual Chassis technology, making the system highly adaptable to evolving network demands. The hardware specifications include: - Network Ports: 40x 10 Gigabit Ethernet SFP+ - Management Ports: 1x RJ-45 Serial Console, 1x Gigabit Management RJ-45, 1x USB port - Switching Capacity: 480 Gbps - Forwarding Rate: 714 Mpps - MAC Address Table Size: 32,000 - Jumbo frames support up to 9,216 bytes, facilitating efficient data transfer across the network. The physical dimensions of the device are conducive to easy deployment in standard 19-inch server racks, with versatile two- and four-post mounting options. It measures 3.5 inches in height (2U), 17.25 inches in width, and 21.1 inches in depth, weighing 37 pounds with one AC and DC power supply included. Operating conditions are designed to accommodate a wide range of environments, with an operating temperature range of 32°F to 113°F and a storage temperature range from -40°F to 158°F. The switch can operate at altitudes up to 10,000 feet and be stored at altitudes up to 16,000 feet. Humidity tolerance ranges from 10% to 85% for operating conditions and 0% to 95% for non-operating conditions, all non-condensing. Key features include: - Back-to-front airflow, ensuring optimal cooling for high-density deployments. - Hardware support for Data Center Bridging and Priority Flow Control (802.1Qbb) queues. - Versatile mounting options, accommodating both two-post and four-post racks in 19-inch server configurations. The Juniper EX4500-40F-VC1-BF stands out for its comprehensive feature set, designed to meet the needs of complex, high-performance networking environments. Its support for advanced networking protocols, coupled with high-speed connectivity and scalable architecture, makes it an ideal solution for organizations looking to optimize their data center or enterprise network infrastructure.


Part Number Juniper EX4500-40F-VC1-BF
Manufacturer Juniper
Description 40-port 1GbE/10GbE SFP/SFP+ switch with reverse airflow direction
Interconnect Speed 128 Gbps via Virtual Chassis technology with dual 64 Gbps links
Special Features Supports Data Center Bridging and eight Priority Flow Control (PFC) queues as per IEEE 802.1Qbb
Network Interfaces 40x SFP/SFP+ for 10 Gigabit Ethernet connectivity
Management Interfaces 1x RJ-45 for Console, 1x RJ-45 for Gigabit Ethernet Management, 1x USB Interface
Switch Capacity 480 Gbps total throughput
Physical Dimensions Height: 3.5 inches (2U rack unit), Width: 17.25 inches, Depth: 21.1 inches
Weight 37 pounds (17 kg) with one power supply unit
Mounting Options Compatible with both two-post and four-post 19-inch racks
Packet Forwarding Rate 714 Million packets per second (Mpps)
MAC Address Capacity 32,000 entries
Maximum Frame Size Support for frames up to 9,216 bytes
Minimum Operating Temperature 32°F (0°C)
Maximum Operating Temperature 113°F (45°C)
Minimum Storage Temperature -40°F (-40°C)
Maximum Storage Temperature 158°F (70°C)
Operating Altitude Limit Maximum 10,000 feet (3,048 meters)
Non-Operating Altitude Limit Maximum 16,000 feet (4,876 meters)
Non-Operating Humidity Range 0% to 95%, non-condensing
Operating Humidity Range 10% to 85%, non-condensing

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