Downloadable network management software; control apparatus in the nature of electronic controllers for network management; network communication apparatus, namely, Computer network adapters, Network access server hardware, Gateway routers in the nature of computer control hardware, Software SQL Data Export and OPC computer Server and PS/PSS (professional surveillance service) OPC computer servers; downloadable network software, namely, for energy network management and data control, for energy management for use with PSS (professional surveillance service) software and for network data management for use with devices with memory; electric network distribution circuit boards; electric network testers, namely, computer network interface devices; transformers; current transformers; apparatus for controlling energy, namely, apparatus and instruments for conveying, distributing, transforming, storing, regulating or controlling electric current; instruments for controlling energy, namely, apparatus and instruments for conveying, distributing, transforming, storing, regulating or controlling electric current; converters; current diverters, namely, current converters; Geiger counters; computer apparatus for remote meter reading, namely, computers; digital panel meters, namely, an electronic instrument that displays an input signal in a digital form; Downloadable software for use in remote meter reading; software for use in remote meter reading recorded on computer media; digital measuring apparatus, namely, digitizers; digital electronic controllers for portable electronic device, clamps, current transformers, Panel meters, namely, an electronic instrument that displays an input signal in either a digital or analog form; Electric safety relays; overvoltage protection relays; Electric phase relays; Electric power relays; electric relays; telemetry apparatus, namely, apparatus for transmission of communication; electronic measuring sensors for measuring the mean value of voltages and currents in direct current circuits, even of the pulsating type, in a vast margin of values, long overloads in the same unit, integrated within a determined period, measurement of the frequency in alternating current circuits, for any type of wave shape and under adverse environmental and physical conditions and the electrical load or alarm signal operations, not for medical use; digital measuring apparatus; power controllers; medium and low voltage capacitors; electric filters, namely, low pass inductor filter used in high power electrical applications; charging stations for electric vehicles; electric accumulators for vehicles; Battery charging devices for motor vehicles; battery chargers; differential switches; Tape measures; electricity meters; Downloadable software programs for monitoring and managing electric efficiency; electrical energy analyzers; Electric analog circuits; analog converters; electric batteries; condensers; Electrical inductor; voltage testers; voltage stabilizers; low voltage power supplies; Electricity voltage limiters; voltage surge protectors; voltage regulators; voltage monitor modules units