This part is a kind of semiconductor called HHC66A-7A-1Z-12VDC.
Function of this product has Miniature PCB Relay.
Manufacturers : Clion
Image and pinout :

Some of the text within the PDF file :
Free Datasheet http://www.Datasheet4U.com Free Datasheet http://www.Datasheet4U.com [ ... ]
HHC66A-7A-1Z-12VDC PDF Datasheet Download
