A connector includes a first terminal housing for housing a plurality of first connecting terminals aligned, a second terminal housing for housing a plurality of second connecting terminals aligned, a plurality of insulating members aligned and housed in the first or second terminal housing, and a plurality of device side connecting terminals each integrated with the plurality of first connecting terminals at a base end side of the plurality of first connecting terminals, and electrically connected to a device to which the first terminal housing is attached. The plurality of device side connecting terminals are each plate-shaped and each include a surface parallel to a lamination direction of the laminated structure and to a fitting direction of the first and second terminal housings. The first terminal housing includes a terminal block for holding the plurality of device side connecting terminals to be aligned in the lamination direction.