Your search for "EX-RPS-PWR-930-AC" revealed the following:
Juniper EX-RPS-PWR-930-AC EX Series External Redundant Power System
SKU: NSH-4939
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Juniper EX-RPS-PWR-930-AC EX Series External Redundant Power System
SKU: NSN-3249
Condition: New
Shipping: Overnight Options
Warranty: 365 days