Your search for "qfx fan" revealed the following:

Arista DCS-7280CR3-32P4-F 32x 100GB QSFP28 4x 400GB OSFP F-R Switch Router

SKU: NSB-5141
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Cisco PWR-C2-250WAC 250W AC Power Supply for Catalyst 2960XR, 2960X, 3650

SKU: NSN-7540
Condition: New
Shipping: Overnight Options
Warranty: 365 days

NEW Arista DCS-7280CR3-32P4-F 32x 100GB QSFP28 4x 400GB OSFP F-R Switch Router

SKU: NSN-6435
Condition: New
Shipping: Overnight Options
Warranty: 365 days