In the electronic device according to the present invention, a plurality of electronic components are connected to respective terminal blocks through respective signal cables, the signal cables each includes an end connected to a terminal of each of the electronic components, a connector attached to the other end of each of the signal cables is connected to each of the terminal blocks. the plurality of signal cables are bundled together at a deflection position distances to which from the terminals of the plurality of electronic components are different, the plurality of signal cables extend from the deflection position to corresponding terminal blocks, and the positions of the plurality of terminal blocks are shifted from each other in accordance with difference in lengths of the signal cables from the deflection position passing point to the connectors.