Your search for "SLX Fan" revealed the following:
Arista DCS-7324X-FM-F Front-to-Back Airflow (Integrated Fans) Fabric Module
SKU: NSB-5400
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Dell S4148FE-ON 48x 10GB SFP+ 2x 40GB QSFP+ 4x QSFP28 F-B No OS10 Switch
SKU: NSN-9966
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Cisco ASR-9912-FAN ASR 9900 Series 9912 Router Fan Module
SKU: NSN-4379
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Juniper QFX5200-48Y-AFI 48x 25GB SFP28 6x 100GB QSFP28 B-F Airflow Switch
SKU: NSH-8256
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Ruckus ICX7550-48F-E2 36x 1GB SFP 12x 10GB SFP+ 2x 100GB QSFP28 F-B Air Switch
SKU: NSB-7426
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Extreme BR-SLX-9540-48S-AC-F 48x 10 Gigabit Ethernet SFP+ 6x 100G F-to-B Router
SKU: NSB-4935
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Juniper ACX5048-AC-L2-L3 ACX 5000 48x 10GB SFP+ 6x 40GB QSFP+ Router
SKU: NSH-2117
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW HPE Aruba R0X32A CX 6400 Series Switch Fan Tray
SKU: NSN-2551
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Ruckus Brocade ICX7650-48P-E 48x 1GB PoE+ RJ45 4x 40GB QSFP+ F-B Airflow Switch
SKU: NSB-6283
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Cisco A902-FAN-E ASR 902 Series Enhanced Router Fan Tray
SKU: NSH-7187
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days