Your search for "QFX FAN" revealed the following:
NEW Juniper JPSU-650W-DC-AFI QFX 650W DC Back-to-Front Airflow Power Supply
SKU: NSN-9016
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Juniper JPSU-1100W-AC-AFI QFX Series 1100W AC B-F Air Switch Power Supply
SKU: NSH-9976
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Juniper QFX5110-32Q-AFO 32x 40GB QSFP+ Front-to-Back Airflow Switch
SKU: NSH-8245
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Juniper JPSU-850W-DC-AFO QFX5200 Series 850W DC F-B Airflow Power Supply
SKU: NSB-0514
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Juniper JPSU-650W-DC-AFI QFX 650W DC Back-to-Front Airflow Power Supply
SKU: NSB-3337
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Juniper JPSU-850W-DC-AFO QFX5120 Series 850W DC F-B Airflow Power Supply
SKU: NSB-0441
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Ruckus Brocade ICX-FAN10-E ICX 7450 Series Front-to-Back Airflow Switch Fan
SKU: NSN-0004
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Cisco NXA-FAN-35CFM-PI Nexus 9300 F-B Airflow (Port Side Intake) Switch Fan
SKU: NSH-9002
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper JPSU-850W-AC-AFO QFX Series 850W AC Front-to-Back Air Power Supply
SKU: NSN-3481
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper JPSU-850W-DC-AFO QFX5100 Series 850W DC F-B Airflow Power Supply
SKU: NSN-0276
Condition: New
Shipping: Overnight Options
Warranty: 365 days