Question about Seasonic Prime TX-1000

The power supply unit has a total of 20 internal SATA connections. These are made up of several SATA power cables, each with several connections, for example 3 cables with 4 SATA plugs each and 1 cable with 2 SATA plugs, resulting in a total of 14 plus 2 SATA connections, supplemented by further adapters and connections, so that a total of 20 SATA connections are available internally.