<p>A partitioning device by which large capacity cables are arranged continuously in the right and left direction along the front of a partition panel main body facing the right and left direction, and can support a wire container rigidly on the front of the partition panel main body. A plurality of longitudinal supporting rods (17) having a wire passing hole (25) opening in the right and left direction are fixed at least to the front of a frame (7) in a partition panel body (1) at an interval in the right and left direction, and a front panel (19) is fixed to the front of the longitudinal supporting rods (17) adjacent to each other, thus providing a wiring container (2) having an internal space for passing wires and continuous in the right/left direction and the front/back direction on the front of the partition panel body (1).</p>
