The connector for electrical connection (1) according to the present invention includes a contact (13) and a case (10), and is electrically connected to an inlet (4) by insertion of the contact (13) into a recess (411) formed in the inlet (4). The case (10) is movable toward the inlet (4) with respect to the contact (13) in a state where the contact (13) is being inserted to a predetermined position in the recess (411).
