9 Electric reactors; electric contacts; voltage monitor modules; microcontrollers; electric power distribution apparatus; electric relays; lightning arresters; electrolysis installations for laboratory use; current transformers; photovoltaic inverters; electric control devices for energy management; electric car charging piles; battery charging devices for motor vehicles; solar-powered battery chargers; photovoltaic apparatus for generating electricity; alarms; anti-interference devices [electricity]; automation system for power plants; batteries, electric; cables, electric; capacitors; condensers [capacitors]; charging stations for electric vehicles; circuit boards; circuit breakers; commutation (electric apparatus for -); computers; current rectifiers; electric installations for the remote control of industrial operations; high and low voltage switchboards; radio-frequency filters; fire extinguishing apparatus; inverters [electricity]; measuring apparatus; measuring devices, electric; protection devices for personal use against accidents; protectors (voltage surge -); radiological apparatus for industrial purposes; remote control apparatus; electrical resistance coils; resistances, electric; sensor; transducer; switches, electric; transformers [electricity]; variometers; video screens; photoelectric converters