The invention relates to a plug-type connector (1) for printed circuit boards, comprising a two-part housing and a number of contact elements (10), the contact elements (10) each having two connection sides the one connection side being in the form of a contact for connecting wires and the other connection side being in the form of a pluggable contact for a printed circuit board, the contact element (10) further having an interface, via which surge protection elements can be connected, the housing being formed with receptacles (20, 21), into which two-pole surge arresters (24) are inserted, the interfaces of the contact plane (10) protruding into the receptacles (20, 21) and each making contact with a first pole of the surge arresters (24), contact being made with the other pole of the surge arresters (24) by means of a ground element, in each case two receptacles (20, 21) being arranged in the transverse direction (Q) of the housing, which receptacles are separated by a common wall (22), the contacts for connecting the wires being arranged in a row which extends in the longitudinal direction, the interfaces of the contact elements being arranged in two rows which each extend in the longitudinal direction, the surge arresters (24) being aligned axially flush with one another in the transverse direction (Q).