The present invention relates to a single-side module of a hybrid connector, a connecter housing and a hybrid connector module. The single-side module of the hybrid connector comprises a connector housing, the connector housing is provided with a circuit connection portion used for conductive connection and a fluid connection portion used for fluid transmission. The fluid connection portion comprises a fluid plug or a fluid socket which can detachably installed on the connector housing. When the fluid plug or the fluid socket is damaged, the whole single-side module of the connector is not needed to be integrally scrapped so as to improve the service life and the maintenance.