Your search for "PWR-3K-AC-R" revealed the following:
Arista PWR-3K-AC-R 7300X Series 3000W AC B-F Air Switch Power Supply
SKU: NSH-8356
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
$ 521.99
• Only 2 remaining
Call if you need more
NEW Arista PWR-3K-AC-R 7300X Series 3000W AC B-F Air Switch Power Supply
SKU: NSN-2567
Condition: New
Shipping: Overnight Options
Warranty: 365 days
$ 531.99
• Only 2 remaining
Call if you need more
Arista DCS-7304-CH 7300X Series 7304 Switch Chassis Only
SKU: NSB-2837
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Arista DCS-7304-CH 7300X Series 7304 Switch Chassis Only
SKU: NSN-8071
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Arista DCS-7308-CH 7300X Series 7308 Switch Chassis Only
SKU: NSB-2646
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days