The Murray MP2020 20A Tandem/Dual 1-Pole 120V Circuit Breaker in Black is a manual reset circuit breaker suitable for wall mounting in both interior and exterior locations. It features thermal overload protection, a plug-on neutral design, and a trip indicator for easy monitoring. With a maximum amperage of 20A and voltage rating of 120V, this circuit breaker from Murray is designed for control equipment panels and offers reliable operation with its instantaneous break time and single pole single throw (SPST) contact configuration. Its compact size and screw terminal electrical connection make it a versatile and efficient choice for electrical applications.