SFF-8087 to SFF 8482 sas breakout cable, mini sas host connected to controller or Motherboard, 4x SFF-8483 SAS 29Pin target connecter to hard driver, each SAS 29Pin (SFF-8482) with data and power connecter, connected to SATA hard disk driver, Note: this cable will Not work with SAS Driver, Also Donot connecter Mini SAS (SFF-8087) on your backplane, otherwise the mini sas to sas cable will not work with them, need to attach SATA power cables to each sas to sata adapter connector Internal Mini SAS raid controller to sas driver data cable with SFF-8087 port for connection to RAID or PCIe controllers, Mini SAS to 4 SAS 29Pin with 15 Pin SATA power port link between the serial SCSI controller and the SATA disks Latching Mini SAS 36 pin to SAS 29 pin breakout cable is available ribbon/braid design. nylon braided put all 4 pcs sas adapter cables together to protecting the cable from the pull of other power cables and relieving the burden of tight computer case space