Abstract: The present invention consists of a connector suitable for joining, to pass electrical current therethrough, ends respectively of wires, cables or the like, of different metals, such as copper and aluminum, the connector of the present invention involving a housing containing an electrically conductive fluid medium, such as mercury, that, at least partially, covers in any attitude the connector is placed in longitudinal electrical contacts, the contacts formed respectively from the same metal as the respective wire or cable ends that the contacts are electrically connected to, which contacts are arranged parallel to one another, at least parts of opposite conductive surfaces thereof covered by the fluid medium no matter what attitude the connector is placed in to pass current therethrough, with, in one embodiment, said wire or cable ends inserted in sealing arrangement in the housing themselves becoming the contacts.