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Juniper EX4300-48T 48x 1GB RJ-45 4x 40GB QSFP+ Front-to-Back Airflow Switch

Juniper EX4300-48T 48x 1GB RJ-45 4x 40GB QSFP+ Front-to-Back Airflow Switch

$ 189.99
Only 1 remaining
In stock means that we have the product available to meet your delivery commitment. If it is on the web site, it is available for sale and we can ship it that day.
  Call if you need more
Cutoff Ground / 3 day / 2 day - 2pm PT, Cutoff Overnight - 5pm PT. Overnight orders after 4pm PT require approval. Call 800-430-6950 to confirm overnight orders after 4pm PT.
Condition: Seller refurbished
Pre-owned, tested by qualified techs, working, reset-to-factory default, grade A condition, and parts needed for normal functions are included (as described in the listing).
Warranty: 365 days
Warranty coverage period
SKU: NSH-4913
UPC: 832938063563


The Juniper EX4300-48T is a high-performance switch designed for demanding network environments. With 48x 1GB RJ-45 ports and 4x 40GB QSFP+ ports, this switch offers flexible connectivity options to address your networking needs.

With a switching capacity of up to 496 Gbps and a forwarding rate of up to 369 Mpps, the EX4300-48T ensures fast data transfer and efficient traffic handling. Its MAC Address Table Size can accommodate up to 64,000 entries, allowing seamless communication between devices on your network.

Featuring a front-to-back airflow design, this switch promotes optimal cooling efficiency in rack-mounted deployments. This helps maintain stable performance even during intense workloads or extended operating hours.

With advanced features like Virtual Chassis technology and unified in-service software upgrade capabilities, the EX4300 series simplifies management tasks while providing scalability for future growth. Software-defined Networking (SDN) compatible, it enables easy integration into modern networks leveraging SDN controllers.

Juniper EX4300-48T: 48-port 10/100/1000BASE-T + 350 W AC PS (QSFP+ DAC for Virtual Chassis ordered separately). The power supply, Power cord, and Fan modules are included. (Uplink Modules - EX-UM-8X8SFP, EX-UM-4X4SFP sold separately).


  • Network Ports : 48x 1 Gigabit Ethernet RJ-45
  • Uplink Ports : 4x 40 Gigabit Ethernet QSFP+ can be used as Virtual Chassis Ports (on rear of switch)
  • Management Ports : 1x RJ-45, 1x Serial Console RJ-45, 1x USB
  • Module Slots and Options : 1x Uplink Module slot - None included. (Uplink Modules - EX-UM-8X8SFP, EX-UM-4X4SFP sold separately)
  • Fan Modules AirFlow Direction : 2x EX4300-FAN Front-to-Back Airflow
  • Power Supplies Included : 1x JPSU-350-AC-AFO PSU Included - Front-to-Back Airflow - Second power supply is optional (ordered separately)
  • Switching Capacity : 496 Gbps
  • Forwarding Rate : 369 Mpps
  • MAC Address Table Size : 64,000
  • Rack Mounts : Included (1-RU)
  • Model Number : EX4300-48T
  • Part Number : EX4300-48T
  • Condition : Seller refurbished


  • One (1) Seller Refurbished Juniper EX4300-48T 48x 1GB RJ-45 4x 40GB QSFP+ Front-to-Back Airflow Switch as described above
  • One (1) Power Cord Included
  • One (1) AC Power Supply Included
  • Two (2) Fan Modules Included
  • One (1) Set of Rack Mount Brackets Included

Not Included

  • Manuals or product brochures are not included. Software or Firmware DVDs or CDs are not included
    Product information and installation instructions may be found on the manufacturer's website or the web. Software or firmware updates may be available through the manufacturer's website
  • Transceiver Modules Not Included
  • Network Modules Not Included