An electrical connector can be provided having a plurality of connector pins, and an electrically conductive connector housing with a bottom wall and a receiving opening for receiving a counter-connector. A plurality of pin receiving openings formed in the bottom wall accommodate a dielectric insert. At least one of the connector pins extends through the dielectric insert and is fastened by the dielectric insert within the respective pin receiving opening. A slide-in module can be provided with such an electrical connector, and a method for producing such an electrical connector may also be provided.