Your search for "DPS-1000DB" revealed the following:
Delta Electronics DPS-1000DB D73299-008 1050W Server Power Supply
SKU: NSH-6563
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days
NEW Delta Electronics DPS-1000DB 1050W Server Power Supply
SKU: NSN-3235
Condition: New
Shipping: Overnight Options
Warranty: 365 days
Dell N2024P N2048P 7024P 7048P Delta DPST-1000DB A Power Supply
SKU: NSB-2066
Condition: Seller refurbished
Shipping: Overnight Options
Warranty: 365 days