CY OCuLink PCIe PCI Express SFF 8611 4i to 8643 SSD Data Active Cable 50cm

Can connect internal devices,Can't work for SFF-8643 slimline SAS raid card. e.g. a backplane with SFF-8643 connector to a controller with OCuLink SFF-8611 connector. Data transfer rate up to 8 Gbps ; System requirements:A free OCuLink interface OCuLink PCIe PCI-Express SFF-8611 4i male to OCuLink SFF-8643 male SSD Data Active Cable 50cm Lock to Mating Part: With Active Latch ; Length: 50cm