Abstract text

A relay includes a base, a switch built into the base, a first terminal that is built into the base, is connected to one end of the switch, and is provided on a first face of the base, a second terminal that is built into the base, is connected to the other end of the switch, and is provided on the first face, and a third terminal that is connected to the first terminal in the base, and is provided on a second face facing with the first face. A terminal connected to the second terminal in the base is not provided on the second face.