Electrical connector

An electrical connector system including first and second electrical connectors, wherein said first electrical connector comprises:

• a first housing;
• at least one contact element having a leg section extending outwardly to provide a connection portion that is surface mounted on a first surface;
• and said second electrical connector comprises:
• a second housing having a side wall to define a receiving space for receiving said first electrical connector that is surface mounted on said first surface;
• at least one guiding section provided on a front edge of said receiving space or a front edge of said first housing;
• and
• at least one guiding face provided on said guiding section for accommodating said leg section of said first electrical connector when said first electrical connector is plugged into said second electrical connector.