Connector

A connector comprising:

• a connector housing having a plurality of terminal accommodating chambers partitioned by partition walls formed in the connector housing, wherein
• each of the terminal accommodating chambers is provided, on one face thereof in a longitudinal direction of the terminal accommodating chamber, with a terminal insertion opening through which a mating terminal is to be inserted and is provided, on the other face in the longitudinal direction, with a wire withdrawal opening through which a wire is withdrawn,
• the plurality of terminal accommodating chambers comprise at least one first terminal accommodating chamber intended to accommodate a terminal therein and at least one second terminal accommodating chamber intended to accommodate no terminal therein, and
• the connector housing is provided, in the second terminal accommodating chamber, with:
• a first shielding wall which defines an erroneous-insertion allowable space for allowing the mating terminal to be inserted into the second terminal accommodating chamber erroneously;
• and
• a second shielding wall arranged between the first shield wall and the wire withdrawal opening.