An electric junction box includes a housing configured to accommodate an electronic component and a lid configured to be attached to the housing to cover an opening of the housing. The housing includes a housing body configured to accommodate the electronic component, and a partition wall dividing an inner space of the housing body. The partition wall is provided with a jig pin hole extending along a direction in which the lid is attached to the housing, the jig pin hole being configured such that a pin provided on a workbench is to be inserted into the jig pin hole making the housing fixed to the workbench on which another component is to be attached to the housing.