An electrical connector, having: a plug connector that is detachably fitted in a receptacle connector and comprises a contact disposition surface on which contacts are disposed; wherein the receptacle connector comprises: a housing; an opening into which the plug connector can be inserted, and wiper members that are provided so as to be movable back and forth in a substantially orthogonal direction to an insertion direction of the plug connector inside the opening, and which contact the contact disposition surface of the plug connector when inserting the plug connector and wipe off a fluid therefrom, wherein the receptacle connector further comprises elastic members, characterized in that each of the elastic members is engaged, respectively, with a proximal side of each of the wiper members to suspend the wiper members from an inside surface of the housing and to urge the wiper members towards the contact disposition surface, wherein both ends of each of the wiper members are suspended by the respective elastic member such that the wiper members can move back and forth facing the contact disposition surface to press against the contact disposition surface in a manner that follows an inclination of the contact disposition surface. a plug connector that is detachably fitted in a receptacle connector and comprises a contact disposition surface on which contacts are disposed; wherein the receptacle connector comprises: a housing; an opening into which the plug connector can be inserted, and wiper members that are provided so as to be movable back and forth in a substantially orthogonal direction to an insertion direction of the plug connector inside the opening, and which contact the contact disposition surface of the plug connector when inserting the plug connector and wipe off a fluid therefrom, wherein the receptacle connector further comprises elastic members, characterized in that each of the elastic members is engaged, respectively, with a proximal side of each of the wiper members to suspend the wiper members from an inside surface of the housing and to urge the wiper members towards the contact disposition surface, wherein both ends of each of the wiper members are suspended by the respective elastic member such that the wiper members can move back and forth facing the contact disposition surface to press against the contact disposition surface in a manner that follows an inclination of the contact disposition surface. a housing; an opening into which the plug connector can be inserted, and wiper members that are provided so as to be movable back and forth in a substantially orthogonal direction to an insertion direction of the plug connector inside the opening, and which contact the contact disposition surface of the plug connector when inserting the plug connector and wipe off a fluid therefrom, wherein the receptacle connector further comprises elastic members, characterized in that each of the elastic members is engaged, respectively, with a proximal side of each of the wiper members to suspend the wiper members from an inside surface of the housing and to urge the wiper members towards the contact disposition surface, wherein both ends of each of the wiper members are suspended by the respective elastic member such that the wiper members can move back and forth facing the contact disposition surface to press against the contact disposition surface in a manner that follows an inclination of the contact disposition surface.