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Juniper QFX3500-48S4Q-AFI 48x 10GB SFP+ 4x 40GB QSFP+ Back-to-Front Air Switch

Juniper QFX3500-48S4Q-AFI 48x 10GB SFP+ 4x 40GB QSFP+ Back-to-Front Air Switch

$ 671.99
$ 429.99
Only 2 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-5642
UPC: 832938057937


The Juniper QFX3500-48S4Q-AFI is a high-performance switch designed for data center environments. With 48x 10GB SFP+ ports and 4x 40GB QSFP+ ports, it offers flexible connectivity options to meet diverse networking requirements.

Featuring a switching capacity of up to 1.28 Tbps, this switch delivers exceptional performance for bandwidth-intensive applications. Its forwarding rate of up to 960 Mbps ensures fast packet processing and low latency.

This model supports back-to-front airflow configuration, making it suitable for installations with specific air circulation needs. It also allows efficient cooling within the rack or cabinet setup.

Juniper QFX3500-48S4Q-AFI: QFX3500, 48 SFP+/SFP, and 4 QSFP ports, redundant fan trays, field-replaceable unit (FRU) side to port side airflow (Note: Management module and power supplies are sold separately).


  • Network Ports : 48x 10 Gigabit Ethernet SFP+
  • Uplink Ports : 4x 40 Gigabit Ethernet QSFP+
  • Management Ports : Management Module (QFX3500-MB or QFX3500-MB-SFP-AF) not included - Ordered Separately
  • Module Slots and Options : 1x Slot - None Included. Ordered Separately - Management Board options QFX3500-MB-SFP-AFI, QFX3500-MB
  • Firmware Version : JUNOS
  • Fan Modules AirFlow Direction : 2x QFX3500-FANAI - Back-to-Front Airflow (FRU to Port Side Airflow)
  • Power Supplies Included : None Included. Ordered Separately - JPSU-650W-AC-AFI (Back-to-Front Airflow (FRU to Port Side Airflow)
  • Switching Capacity : 1.28 Tbps
  • Forwarding Rate : 960 Mbps
  • MAC Address Table Size : 128,000 through 1,536,000
  • Rack Mounts : Included (1-RU)
  • Model Number : QFX3500-48S4Q-AFI
  • Part Number : QFX3500-48S4Q-AFI
  • Condition : Seller refurbished


  • One (1) Seller Refurbished Juniper QFX3500-48S4Q-AFI 48x 10GB SFP+ 4x 40GB QSFP+ Back-to-Front Air Switch as described above
  • 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
  • Power Supplies Not Included
  • Management Modules Not Included