To provide a free-standing electrical connection device comprising a plurality of electrical connection elements which can be installed simultaneously.

An electrical connection device comprises an electrical connection member including a plurality of electrical connection elements and removable components connected to the electrical connection elements, The electrical connection element includes a base portion extending on a plane, two connecting portions formed on the base portion and an arm portion extending between the two connecting portions. The removable component includes a plurality of finger portions to be connected to one connecting portion of adjacent electrical connection elements in a connecting part which is configured to be disconnected. A support element extends from end portions of two outer-most finger portions among the finger portions of a comb element and extends to the side of the arm portion of the electrical connection element adjacently to the plane. A main body portion of the comb element may also be positioned on an area extending between two support elements.