Electric coils; variometers; electric cables; electric transformers; electrical distribution boxes; inverters [electricity]; circuit breakers; voltage surge protectors; step-up transformers; current transformers; electric voltage transformers; sensors; voltage regulators; voltage stabilizing power supplies; low voltage power supplies; busbar chambers; high and low voltage switch board; electric capacitors; electric junction boxes; electric converters; electric switches; power distribution panels; fuses; electric switchgears; electrical reactors; solar panels for the production of electricity; charging stations for electric vehicles; mobile power supply [rechargeable batteries]; battery jars; battery boxes; chargers for electric accumulators; battery chargers; grids for batteries; electric batteries; accumulators, electric; photovoltaic cells; solar batteries; photovoltaic inverters; distribution transformers; solar photovoltaic power plants; electric power distribution apparatus; electric power converters; direct current converters; high-frequency switching power supplies.