Measuring, signalling and checking (supervision) apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; high-voltage power supplies; AC/DC power supply; Global Positioning System [GPS] apparatus; electrical power distribution blocks; cables for electrical signal transmission; circuits [electric or electronic]; printed circuits; instructional manuals in electronic format; counters; electricity meters; modular counters; covers for electric outlets; chrono-thermostats; shoes for protection against accidents, irradiation and fire; cables, electric; integrated circuits; electrical controlling devices; multifunctional distance controlling devices; industrial automation controls; wireless controllers to remotely monitor and control the function and status of other electrical, electronic, and mechanical devices or systems; wireless controllers to remotely monitor and control the function and status of security systems; network controlling apparatus; voltage surge protectors; power line protectors; electrical fuses; gloves for protection against accidents; protective work clothing [for protection against accident or injury]; clothing for protection against accidents, irradiation and fire; relay interface modules; circuit breakers; mechanical or electronic digital time switches; level switches; electric light switches; light switches; high-frequency switches; circuit closers; power switches; electric installations for the remote control of industrial operations; limiters [electricity]; voltage limiters; electronic miniature relays; measuring apparatus; temperature measuring apparatus for household use; temperature measuring apparatus for industrial use; liquid level meters; voltmeters; accessory modules for illuminated pushbuttons; protective eyewear; time clocks [time recording devices]; electric control panels; decorative switch plate covers, shaped; electric switch plates; electrical outlet plates, shaped; electric plugs and sockets; network operating system programs; electrical extension cords; decorative dials for thermostats; distribution boards [electricity]; control panels [electricity]; switchboards; voltage surge protectors; level controllers [electrical apparatus]; light dimmers; power controllers; static voltage regulators; voltage regulators; slide-rules; relays, electric; impulse relays; step relays; solid-state relays; solid-state relays (SSR); auxiliary relays; light sensitive relays; latching relays; control relays; power relays; overvoltage protection relays; motor protection relays; safety relays [electric]; overload relays; electromagnetic relays; electromechanical relays (EMRs); electronic relays; industrial relays; printed circuit board relays; light sensitive relays; multiport transceivers; Ethernet transceivers; transceivers; signal receivers; data communication receivers; Global Positioning System (GPS) receivers; point-to-point receivers; satellite receivers; telephone receivers; infrared detectors; smoke alarms; gas detectors; carbon monoxide detectors; radiation detectors; voltage detectors; fire detectors; heat detectors; Ethernet repeaters; lightning conductors; protective shoes [against accident or injury]; power distribution boxes; sensors [measurement apparatus], other than for medical use; ultrasonic sensors; infrared sensors; liquid level sensors; level sensors; motion sensors; distance sensors; gas sensors; position sensors; temperature sensors; velocity sensors; vibration sensors; optical sensors; wire connectors [electricity]; acoustic alarms; loudspeaker systems; electrical power distribution system; global positioning system; video imaging systems; video surveillance systems; electronic control systems; computer systems; music systems; computer operating systems; stereo systems; computer operating system software; voltage surge suppressors; voltage stabilizers; electric circuit boards; access control and alarm monitoring systems; remote controls; timers; plug-in timers; automatic timers; staircase timers; modular timers; thermostats; panel thermostats; room thermostats; voltage testers; electric timers; programmable timers; totalizators; transformers [electricity]; high voltage transformers; electric voltage transformers; transformers (electricity); electronic power transformers; Global Positioning System (GPS) transmitters; circuit testers; step-down transformers; transmitters; emergency signal transmitters; light dimmers; connector sockets (electric -); timer sockets; wireless push buttons; bluetooth push buttons; push button panels (electrical -); microphone buttons; panic buttons; multi-function touch buttons; frequency converter for actuators; wireless switches; wireless communication apparatus; wireless loudspeakers; wireless transmitters; masts for wireless aerials; wireless headsets for smartphones; antennas for wireless communications apparatus; wireless routers; wireless receivers; push button switches (electrical -); push buttons for bells; wireless technological devices incorporating Bluetooth functionalities; telephones; mobile telephones; cellular phones; cordless telephone apparatus.