Typically used for pre SATA hard disk drives. 

AMP EI Series part numbers:

AMP / TE Connectivity 1-480424-0 and 163304-2 – Cable socket

AMP / TE Connectivity 350211-1 – Vertical PCB header

AMP / TE Connectivity 174804-1 – Right Angle PCB header


Pin  Name     Color
1    +12VDC   Yellow
2    Ground   Black
3    Ground   Black
4    +5VDC    Red




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