Microcontrollers; Central processing units (CPU); Coils, electric; Electric relays; Electrical components in the nature of electric contactors; Electrical components in the nature of protection relays; Electrical relays and transformers; Electronic chips for the manufacture of integrated circuits; Electronic components in the nature of capacitors, connectors, filters, oscillators, relays, switches, transformers, resistors, semiconductors, integrated circuits, rectifiers, transistors; Electron...