This SAS cable can be used to connect internal devices, e.g. a backplane with Slim Line SAS connector to a controller with Slim SAS SFF-8654 4i connector.
Ultraport SlimSAS 4i 38Pos Cable Assembly
Slim SAS 4i Straight to Slim Line SAS
Length: 50cm
Connector 1: Slim SAS 4i 38pin