Aqua Signal 83329-013 Marine Voltage Converter is a trustworthy device that can be used to help in the conversion of voltage in marine systems. It works on 220V, 50/60Hz, and 20W of power. The voltage converter can be very useful in the efficient functioning of marine systems. Marine voltage converters, like this one, can be used for different systems, like boats and marine control panels. The voltage converter is made of strong materials that can be efficient even in harsh marine environments.