Your search for "qfx fan" revealed the following:

NEW Arista FAN-7000H-F F-B Fan Module for 7050X3, 7060X, 7160, 7280R Series

SKU: NSN-5163
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW HPE Aruba JL481A CX 8320 Series Front-to-Back Airflow Switch Fan

SKU: NSN-5793
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Cisco Meraki FAN-MS420-R MS420 Series Switch Fan Module

SKU: NSN-8636
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Juniper QFX5110-48S-DC-AFO 48x 10GB SFP+ 4x 100GB QSFP28 F-B Air (DC) Switch

SKU: NSH-8243
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Juniper QFX5110-48S-DC-AFO 48x 10GB SFP+ 4x 100GB QSFP28 F-B Air (DC) Switch

SKU: NSN-3623
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Juniper QFX5100-48T-DC-AFO 48x MultiGB RJ45 6x 40GB QSFP+ F-B (DC) Switch

SKU: NSN-4198
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Juniper QFX5110-48S-DC-AFI 48x 10GB SFP+ 4x 100GB QSFP28 B-F Air (DC) Switch

SKU: NSN-3622
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Arista FAN-7002H-F Front-to-Back Air (Red) Fan Module for 7260CX

SKU: NSN-2846
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Cisco UCS-FAN-6248UP UCS Series Server Fan Module

SKU: NSN-8978
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Cisco C6807-XL-FAN Catalyst 6807 Series Switch 9x Fan Tray

SKU: NSN-3096
Condition: New
Shipping: Overnight Options
Warranty: 365 days