ELECTRICAL CABLE, ELECTRICAL TRUNKING UNITS, ELECTRICAL PIPING, ELECTRICAL CONDUITS, ELECTRICAL CHANNELLING UNITS AND ELECTRICAL DUCTING UNITS, ALL FOR DOMESTIC OR INDUSTRIAL USE; ELECTRICAL JUNCTION BOXES, CONNECTOR BOXES, SWITCH BOXES, SOCKETS AND CEILING ROSES; ELECTRICAL TERMINALS AND ELECTRICAL PLATES AND BOXES FOR SUCH TERMINALS AND PLATES; ELECTRICAL TRACKS FOR LIGHTS AND FOR LIGHT FITTINGS AND PARTS THEREOF