Converts power supply 20 pin ATX connector to 24 pin ATX connector.
Used to connector a 20 Pin ATX Power Supply to a 24 Pin Main Board or Device.
20 Pin Male to plug into ATX Power Supply.
24 Pin Female to plug into Main Board or Device.
Many Low Profile and High End Mother Boards have the 24 Pin Connectors.
And you would like to use a less expensive 20 Pin Supply