Description
AMS DS-346TL 4-IN-3 SATA Backplane Module, 3.5″ HDD/SSD/SAS compatible
4-IN-3 SATA Backplane Module, 3.5″ HDD/SSD/SAS compatible. Transfer speed up to SATA III 6Gbps (600MB/s). Tray-less Design, 80mm Cooling Fan (Hi/Lo Control). Fits into three 5.25″ drive bay. Connectors: 15pin SATA x2 and 7pin Data x4. LED status: Blue LED Power and Activity Indicator. Aluminum Body. Color: Black
See datasheet here.