Scientific, measuring, signaling and checking (supervision) apparatus and instruments, apparatus, instruments and equipment for conducting, distributing, converting, storing, regulating or controlling electric current, namely, electronic apparatus for controlling and analyzing an electricity distribution network; electronic apparatus for measuring parameters on an electricity network for distributing electricity; electronic apparatus for counting and managing the electrical energy of an electricity distribution network; voltage regulators, voltage stabilizers, voltage testers, high-voltage power supplies, static voltage regulators, high-voltage power sources in the nature of power supplies, power line voltage stabilizers, electric voltage transformers, high-voltage transformers, voltage control units, electrical switches, disconnect electrical switches, fuse electrical switches, disconnecting electrical switches, circuit breakers, fuses, fuse holders; cutouts, namely, circuit breakers for photovoltaic installations and UPS systems; electrical switches and remote electrical switches; electrical relays, commutators, rectifiers; chargers for electric batteries; electronic or electric power rectifiers and regulators; electronic transformers and converters for current, for voltage and frequency; static converters, static inverters, electronic and electric inverters, current and voltage sensors; electric counters, namely, electric meter for electrical energies; analog and digital electricity meters; fitted covers for electrical equipment, namely, low-voltage electric equipment, power switching and supply systems and measurement systems; electrical cables and electric cable connectors, batteries, battery chargers, battery converters, accumulators; load transfer units, namely, current rectifiers; rectifier modules, AC/DC power supplies, inverters, rephasing condensers, electrical controllers; electronic instruments, namely, logic analyzers and electrical network analyzers; programmable electrical controllers for controlling and protecting circuits, goods and persons; apparatus and instruments for measuring quantities and electrical parameters, namely, circuit testers, ammeters, oscilloscopes and voltmeters; electronic display interfaces, electric switch boards, electric switch, electric control panels, electric connectors; protection and cutout boxes, namely, cutout switches; electronic circuit boards, integrated circuit cards and components; static uninterruptible electrical power circuits, remote control circuits; electric insulation monitors, circuit overload protector devices, namely, protection detector devices and circuits for electric and static uninterruptible power supplies

Maintenance, repair and functional verification inspection of installations in the sector of electricity, namely, electrotechnical installations, electric and electronic installations for monitoring, checking and the remote control of industrial operations and electronic installations featuring industrial, urban and household distribution equipment in the electricity sector

Technical consultancy in the scientific field of energy consumption and conservation with energy measures; engineering services in the field of energy technology and the supply of electricity; inspection and monitoring of electricity distribution installations, electric converters and inverters for quality control purposes and to ensure proper functioning