Electronic system for transmitting digital signals according to Internet protocols for home automation systems comprising: - a two-wire home automation BUS adapted to distribute electrical power supply and to transmit digital and/or analogue signals, said two-wire home automation BUS operating at very low safety voltage, said very low safety voltage being lower than or equal to 120 volt; - power supply means arranged to be connected to said home automation BUS in order to supply direct voltage power; - at least one control apparatus configured for emitting and/or receiving low frequency digital control and/or information signals, wherein a low frequency signal is defined as a signal occupying a frequency band below 2 megahertz; - at least one data transceiver apparatus configured for emitting and/or receiving high frequency modulated digital information signals encoded according to the Internet protocols and for transmitting and/or receiving low frequency control and/or information digital signals, wherein a high frequency signal is defined as a signal occupying a frequency band above 2 megahertz; - at least two corresponding interface devices configured for connecting said at least one control apparatus and said at least one data transceiver apparatus to said home automation BUS, said interface devices being powered by said power supply means and being configured for transmitting and/or receiving low frequency digital control and/or information signals and, for said at least one data transceiver apparatus, also high frequency modulated digital information signals encoded according to the Internet protocols, one or more of said interface devices comprising at least one transceiver module for receiving/transmitting low frequency digital control and/or information signals and a transceiver module for receiving/transmitting high frequency Internet signals. - a two-wire home automation BUS adapted to distribute electrical power supply and to transmit digital and/or analogue signals, said two-wire home automation BUS operating at very low safety voltage, said very low safety voltage being lower than or equal to 120 volt; - power supply means arranged to be connected to said home automation BUS in order to supply direct voltage power; - at least one control apparatus configured for emitting and/or receiving low frequency digital control and/or information signals, wherein a low frequency signal is defined as a signal occupying a frequency band below 2 megahertz; - at least one data transceiver apparatus configured for emitting and/or receiving high frequency modulated digital information signals encoded according to the Internet protocols and for transmitting and/or receiving low frequency control and/or information digital signals, wherein a high frequency signal is defined as a signal occupying a frequency band above 2 megahertz; - at least two corresponding interface devices configured for connecting said at least one control apparatus and said at least one data transceiver apparatus to said home automation BUS, said interface devices being powered by said power supply means and being configured for transmitting and/or receiving low frequency digital control and/or information signals and, for said at least one data transceiver apparatus, also high frequency modulated digital information signals encoded according to the Internet protocols, one or more of said interface devices comprising at least one transceiver module for receiving/transmitting low frequency digital control and/or information signals and a transceiver module for receiving/transmitting high frequency Internet signals.