The 120V 30A RCBO is a magnetic circuit breaker designed for electrical panels and boxes. It provides overload and leakage protection, making it an essential component for any electrical setup. With a current rating of 30 amps, this circuit breaker is suitable for a variety of electrical systems. The plug-in mount design allows for easy installation, while the single pole configuration ensures reliable operation. This product is lightweight at 5.93 ounces, making it a convenient and efficient choice for home improvement projects involving electrical supplies.