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by Juniper
Product Line: Juniper EX4500 Series
Product Type: Ethernet Switch
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Product Description

The EX4500-40F-VC1-FB-TAA Juniper switch features 40x 10 Gigabit Ethernet SFP+ network ports and a 128 Gbps Virtual Chassis module that enhances interconnectivity with dual 64 Gbps ports, tailored for high-density environments. It supports a switching capacity of 480 Gbps and a forwarding rate of 714 Mpps, ensuring efficient data flow and management across networks. Designed for data centers, it incorporates hardware support for Data Center Bridging and PFC (802.1Qbb) queues, housed in a 2U form factor with dimensions of 17.25 in (43.8 cm) width, 3.5 in (8.9 cm) height, and 21.1 in (53.6 cm) depth, ensuring compatibility with standard server racks.

FAQs for the EX4500-40F-VC1-FB-TAA

  • What is the switching capacity of the 40-port GbE/10GbE SFP/SFP+ switch?
    The switching capacity is 480 Gbps.
  • Can the switch support Data Center Bridging?
    Yes, it supports Data Center Bridging and eight PFC (802.1Qbb) queues.
  • 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).
  • How many MAC addresses can the switch's table hold?
    The MAC Address Table Size is 32,000.
  • What type of management ports are available on this device?
    It includes 1x RJ-45 Serial Console, 1x Gigabit Management RJ-45, and 1x USB port.
  • What is the operating temperature range for the switch?
    Operating temperature ranges from 32° F to 113° F.
  • What is the weight of the switch with one AC and one DC power supply?
    The weight is 37 lb (17 kg).
  • How does the Virtual Chassis technology enhance the switch's capabilities?
    It integrates a 128 Gbps Virtual Chassis interconnect module, enabling higher performance and simplified management.
  • What are the maximum jumbo frame sizes supported by the switch?
    The switch supports jumbo frames up to 9,216 bytes.
  • Describe the mounting options available for this switch.
    It offers versatile two- and four-post mounting options for 19-in server racks.

Product Review

The Juniper EX4500-40F-VC1-FB-TAA switch offers a high switching capacity of 480 Gbps and a forwarding rate of 714 Mpps, ensuring efficient handling of data traffic for enterprise networks. Its support for 40x 10 Gigabit Ethernet SFP+ ports, along with hardware support for Data Center Bridging and eight PFC (802.1Qbb) queues, enhances its capability for handling demanding data center environments. However, the unit's considerable weight of 37 lb and relatively large dimensions may limit its deployment flexibility in space-constrained racks or environments.


The Juniper EX4500-40F-VC1-FB-TAA is a network switch designed for high performance and scalability in data center and enterprise environments. It features 40 10 Gigabit Ethernet SFP+ ports for high-speed connectivity and advanced networking capabilities. This switch is particularly suited for handling intensive workloads, providing a switching capacity of 480 Gbps and a forwarding rate of 714 Mpps, ensuring efficient data processing and transmission across networks. Key to its design is the 128 Gbps Virtual Chassis interconnect module, which enables the switch to be part of a larger, virtualized chassis. This functionality allows for the consolidation of multiple switches into a single, logical unit, simplifying management and enhancing network performance. The module includes two ports, each capable of 64 Gbps, facilitating rapid inter-switch connectivity. The device supports Data Center Bridging (DCB) and eight Priority Flow Control (PFC) queues as defined by the IEEE 802.1Qbb standard. These features are essential for optimizing the flow of traffic in data centers, especially for applications requiring high throughput and low latency. They ensure that data packets are efficiently managed and prioritized, reducing bottlenecks and improving overall network reliability. - Network Ports: The switch boasts 40x 10 Gigabit Ethernet SFP+ ports, offering ample connectivity options for diverse networking requirements. - Management Ports: It includes a variety of management interfaces such as 1x RJ-45 Serial Console, 1x Gigabit Management RJ-45, and 1x USB port, facilitating easy setup and ongoing management. - MAC Address Table Size: With a MAC address table size of 32,000, it can efficiently handle large volumes of devices without compromising performance. Measuring 3.5 inches in height, 17.25 inches in width, and 21.1 inches in depth, this 2U-sized switch fits comfortably in standard 19-inch server racks, with both two- and four-post mounting options available. Weighing 37 pounds with one AC and DC power supply included, its design considers both durability and ease of installation in various rack setups. The switch supports jumbo frames up to 9,216 bytes, beneficial for reducing overhead in large data transfers. Operational efficiency is further ensured by its capability to operate within a temperature range of 32° F to 113° F and at altitudes up to 10,000 feet while operating. For storage, it can withstand temperatures from -40° F to 158° F and altitudes up to 16,000 feet, with a relative humidity tolerance of 0% to 95% (non-condensing) when not in operation and 10% to 85% during operation. In summary, the Juniper EX4500-40F-VC1-FB-TAA is designed for environments demanding high performance, reliability, and scalability. Its extensive feature set, including advanced data center bridging capabilities, robust virtual chassis technology, and comprehensive management interfaces, make it an exceptional choice for enterprise and data center networks looking to optimize their operations and future-proof their infrastructure.


Product IDJuniper EX4500-40F-VC1-FB-TAA
Configuration40x 10GbE SFP/SFP+ ports, airflow direction from front to back
Virtual Chassis Interconnect Bandwidth128 Gbps, featuring two 64 Gbps links
FeaturesSupports Data Center Bridging and eight Priority-based Flow Control (PFC) queues per 802.1Qbb
Networking Interfaces40x 10GbE SFP/SFP+ ports
Control Interfaces1x RJ-45 for Serial Console, 1x RJ-45 for Gigabit Ethernet Management, 1x USB interface
Throughput Capability480 Gbps
Virtual Chassis ConfigModule with dual 64 Gbps connectivity
Physical DimensionsHeight: 3.5 inches (8.9 cm), 2U rack unit; Width: 17.25 inches (43.8 cm); Depth: 21.1 inches (53.6 cm)
Weight37 pounds (17 kg) with one AC and DC power unit installed
Mounting FlexibilityCompatible with both two-post and four-post 19-inch racks
Data Processing Rate714 million packets per second (Mpps)
MAC Address Capacity32,000 entries
Maximum Frame Size9,216 bytes (Jumbo Frames)
Minimum Operational Temperature32° Fahrenheit
Maximum Operational Temperature113° Fahrenheit
Minimum Storage Temperature-40° Fahrenheit
Maximum Storage Temperature158° Fahrenheit
Maximum Operating Elevation10,000 feet (3,049 meters)
Maximum Non-operating Elevation16,000 feet (4,877 meters)
Humidity Tolerance (Non-operating)0% to 95% (non-condensing)
Humidity Tolerance (Operating)10% to 85% (non-condensing)

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