Your search for "EX9200-SF" revealed the following:

NEW Juniper EX9200-SF2 EX9200 Series Switch Fabric 2 Module

SKU: NSN-4955
Condition: New
Shipping: Overnight Options
Warranty: 365 days

Juniper EX9200-40XS 40x 10GB SFP+ Switch Line Card

SKU: NSH-9362
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days

NEW Juniper EX9200-40F-M 40x 1GB SFP (MacSec) Switch Line Card

SKU: NSN-3883
Condition: New
Shipping: Overnight Options
Warranty: 365 days