An electrical junction box has a fuse module (40) with a plurality of fuse attachment portions (102) open into a first side face (132) and arranged side by side in a plurality of tiers that are placed one above another. A plurality of connector attachment portions (128) and (130) in which respective input terminals (90) and (96) of the fuse module (40) are disposed are provided so as to open into a second side face (134) that is perpendicular to the first side face (132), and are disposed in mutually shifted positions in a direction in which the tiers of the fuse attachment portions (102) are placed one above another.