A conductive device and a socket for providing electric power are provided. The conductive device includes a block body, at least two terminal structures, and an equipotential layer. The block body has a fixing portion having at least two holes formed thereon. The two terminal structures are arranged inside of the block body and respectively near to the holes. The equipotential layer is electrically connected to the two terminal structures and set to have the same polarity as that of the two terminal structures.