Your search for "jpsu-1100w-ac-afo" revealed the following:
Juniper JPSU-1100-AC-AFO EX4300 Series 1100W AC F-B Airflow Power Supply
SKU: NSH-4927
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 89.99
• Only 2 remaining
Call if you need more
NEW Juniper JPSU-1100-AC-AFO EX4300 Series 1100W AC F-B Airflow Power Supply
SKU: NSN-1900
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 223.99
• 13 in stock
Call if you need more
Juniper JPSU-1100W-AC-AFO QFX Series 1100W AC Front to Back Air Power Supply
SKU: NSB-5044
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days