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Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin-operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire-extinguishing apparatus.
electronic power conversion products, namely, dc to dc power supplies, dc to ac power supplies; high frequency power supplies; battery chargers, battery conditioners comprised of electronic power supplies and electronic control and monitoring systems used to equalize cell voltages in batteries and maintain batteries at a full state of charge; uninterruptible power sources, namely, ac power supplies that provide back-up ac power, primarily comprised of a battery, dc to ac inverter, battery charger, and load transfer switch; solar controllers, namely, electronic circuits that control the voltage and current provided from a photovoltaic panel to other connected devices; grid connected solar power systems for electrical energy production, comprised of solar cells, photovoltaic modules and power inverters that convert solar radiation to ac electricity that is supplied directly to the electric utility network; grid connected power systems for electrical energy production comprised of an energy source or storage components, namely, wind turbines, solar panels, batteries, fuel cells, or microturbines, and power electronic converters which transform the electrical output of the energy source or storage components to ac electricity that is supplied directly to the electric utility network; peak power trackers which control the flow of power from a photovoltaic panel, ensuring operation at the point of maximum efficiency; inverters, switch mode inverters, dc to ac inverters; cogeneration inverters; electrical and electronic devices for control, regulation and monitoring of electronic power supplies and power converters, namely, plug-in boards and external self-contained modules; digital control technology sub-assemblies, namely, plug-in boards; digital interface devices for the monitoring of electronic power supplies and power converters, namely, plug-in boards; digital interface modules for the control, regulation and monitoring of electronic power supplies and power converters