a plug connector part for transferring a charge current includes a first housing part , which has a plug section and at least one contact opening arranged in the plug section , having a contact arranged therein . the plug section can be engaged with an additional plug connector part along a plug - in direction and has an outside wall extending along the plug - in direction . a second housing part has a wall , which is opposite the outside wall of the plug section at least in sections and forms , together with the outside wall , an intermediate chamber . the plug section has at least one drain opening , which extends from the at least one contact opening to the outside wall to direct a liquid out of the contact opening into the intermediate chamber .