A battery clamp for connection of electrical cables to a terminal post of an electric storage battery has a body of electrically conductive material with an aperture formed therethrough to accommodate the terminal post and includes cam operated locking means for releasably securing the clamp to the post and also means for releasably securing at least one electric cable to the clamp. Also disclosed is a cam operated electrical cable connector for use with the battery clamp or a suitably adapted cable adaptor.
