Your search for "QFX FAN" revealed the following:
Cisco A903-FAN-E ASR 900 Series 12x Fan with Filter Slot Router Fan Tray
SKU: NSH-7247
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper QFX5100-48S-D-3AFI 48x 10GB SFP+ 6x 40GB QSFP+ B-F Air (DC) Switch
SKU: NSN-3805
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Juniper QFX5110-48S-AFI 48x 10GB SFP+ 4x 100GB QSFP28 Back-to-Front Air Switch
SKU: NSH-8240
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Cisco N3K-C3048-FAN Nexus 3000 Back-to-Front Airflow (Port Side Exhaust) Fan
SKU: NSH-5308
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Juniper QFX3008-CHASA-BASE QFX Series 8x Slot AC Fabric Director (Base System)
SKU: NSB-0306
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper QFX5110-32Q-DC-AFI 32x 40GB QSFP+ Back-to-Front Airflow (DC) Switch
SKU: NSN-3624
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Juniper JPSU-650W-AC-AI QFX5120 Series 650W AC B-F Airflow Power Supply
SKU: NSB-0458
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Juniper QFX520048Y-APSU-AO 650W AC Back-to-Front Airflow Switch Power Supply
SKU: NSB-5052
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Juniper QFX5100-24Q-D-3AFO 24x 40GB QSFP+ 2x Mod Slots F-B Air (DC) Switch
SKU: NSH-8235
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper JPSU-650W-AC-AI QFX5120 Series 650W AC B-F Airflow Power Supply
SKU: NSN-0399
Condition: New
Shipping: Overnight Options
Warranty: 365 days