Apparatus, instruments and cables for electricity; measuring, detecting, monitoring and controlling devices; apparatus and instruments for controlling electricity; electrical and electronic components; controllers and regulators; electricity measuring instruments; electric couplings; electrical header connectors; electric cable connectors; conduit couplings [electric]; switches, electric; panels for the distribution of electricity; apparatus and instruments for conducting electricity; apparatus and instruments for switching electricity; apparatus and instruments for controlling the distribution of electricity; apparatus and instruments for controlling the use of electricity; apparatus and instruments for switching the use of electricity; wireless switches; control panels [electricity]; switchgear [electric]; cables, electric; electric cords.