Your search for "jpsu-650w-ac" revealed the following:
NEW Juniper JPSU-650W-AC-AFI 650W AC B-F PSU for EX4600 QFX5100 QFX5110 QFX5120
SKU: NSN-1367
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Juniper JPSU-650W-AC-AFO EX4600 Series 650W AC F-B Airflow Switch Power Supply
SKU: NSB-9350
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper JPSU-650W-AC-AFI QFX5100 Series 650W AC B-F Air Switch Power Supply
SKU: NSN-0259
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
NEW Juniper JPSU-650W-AC-AFO EX4650 Series 650W AC F-B Air Switch Power Supply
SKU: NSN-1407
Condition: New
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper JPSU-650W-AC-AFO EX4600 Series 650W AC F-B Air Switch Power Supply
SKU: NSN-1364
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Juniper JPSU-650W-AC-AO QFX5120 Series 650W AC Router Power Supply
SKU: NSB-0461
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper JPSU-650W-AC-AO QFX5120 Series 650W AC Router Power Supply
SKU: NSN-0407
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Juniper JPSU-650W-AC-AFO EX4650 Series 650W AC F-B Airflow Switch Power Supply
SKU: NSB-9571
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
Juniper JPSU-650W-DC-AFI EX4600 Series 650W DC B-F Air Power Supply
SKU: NSB-9352
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days