A load arrangement for use in an electrical power arrangement and for arrangement at a first external electrically conductive element (5, 50) and connection to an AC power source, said load arrangement comprising: - a load comprising a light source and/or a sensor and/or an electronic circuit, - a first electrode electrically connected to the load, - a dielectric layer, - a carrier carrying the load, the first electrode and the dielectric layer, the load arrangement being characterised in that: the load, the first electrode, the dielectric layer form a structure, which is configured for being arranged at the first external electrically conductive element (5, 50), wherein the first electrode and the dielectric layer are arranged to form, in combination with a first external electrically conductive element (5, 50) representing an outer surface of a marine structure, a capacitor for capacitive transmission of electrical power between the first electrode and the first external electrically conductive element (5, 50), wherein the carrier is configured for being arranged at the first external electrically conductive element (5, 50), and wherein the load is connected to a second electrode electrically insulated from the first electrode or is arranged for being electrically connected to a second external electrically conductive element (10, 11) electrically insulated from the first electrode. - a load comprising a light source and/or a sensor and/or an electronic circuit, - a first electrode electrically connected to the load, - a dielectric layer, - a carrier carrying the load, the first electrode and the dielectric layer, the load arrangement being characterised in that: the load, the first electrode, the dielectric layer form a structure, which is configured for being arranged at the first external electrically conductive element (5, 50), wherein the first electrode and the dielectric layer are arranged to form, in combination with a first external electrically conductive element (5, 50) representing an outer surface of a marine structure, a capacitor for capacitive transmission of electrical power between the first electrode and the first external electrically conductive element (5, 50), wherein the carrier is configured for being arranged at the first external electrically conductive element (5, 50), and wherein the load is connected to a second electrode electrically insulated from the first electrode or is arranged for being electrically connected to a second external electrically conductive element (10, 11) electrically insulated from the first electrode. the load, the first electrode, the dielectric layer form a structure, which is configured for being arranged at the first external electrically conductive element (5, 50), wherein the first electrode and the dielectric layer are arranged to form, in combination with a first external electrically conductive element (5, 50) representing an outer surface of a marine structure, a capacitor for capacitive transmission of electrical power between the first electrode and the first external electrically conductive element (5, 50), wherein the carrier is configured for being arranged at the first external electrically conductive element (5, 50), and wherein the load is connected to a second electrode electrically insulated from the first electrode or is arranged for being electrically connected to a second external electrically conductive element (10, 11) electrically insulated from the first electrode.