Power converters play the vital role of converting alternating current (AC) from an external power source, such as shore power or a generator, into direct current (DC) to charge the RV's batteries and power DC appliances. This conversion is essential because while many RV amenities like lighting, fans, and water pumps operate on DC power, the electricity provided by external sources or household outlets is generally in AC form. A reliable and efficient power converter ensures that the RV's batteries maintain their charge levels and are ready for use when disconnected from external power supplies. By enabling the consistent and safe supply of DC power, converters are fundamental to the proper functioning and overall electrical balance of an RV, particularly when stationary and connected to external AC power sources.