There is provided a press-contact connection apparatus, including: a base part; press-contact terminals which are fixed to the base part; and an electric wire holder which holds a plurality of electric wires to be press-contacted with the press-contact terminals. The base part includes a support which supports the electric wire holder rotatably and serves as a fulcrum of a rotation of the electric wire, and a first engagement portion. The electric wire holder includes a rotational shaft which is provided in one end portion of the electric wire holder and supported by the support of the base part, and a second engagement portion to be engaged with the first engagement portion. The electric wire holder is pulled between the support and the first engagement portion when the electric wire holder is rotated about the rotational shaft and the plurality of electric wires are being press-contacted to the respective press-contact terminals.