An energy harvesting system comprising a power cable and an energy harvesting device as shown in FIG. 18. This patent also protects the energy harvesting device. This development also comprises the manufacturing method of the System and the Device and at the same time protects the repair method of the system by means of a repair kit of the system. Finally this system has a broad range of uses within which the fields of localizing, illuminating, identifying, monitoring, sounds generating, electromagnetic fields capturing and accumulating energy in power cables are covered.