This Siemens QA120AFCNP circuit breaker is a reliable and efficient choice for any electrical setup. With a maximum amperage of 20A and voltage of 120V, it is suitable for wall, interior, and exterior use. The breaker features thermal overload protection, a plug-on neutral design, and a trip indicator for easy monitoring. It has 8 ports and is made of ABS/plastic and plastic materials. The QAF2N model is a Type A circuit breaker with a tripping characteristic of Arc Fault Circuit Interrupter (AFCI). This item is 6.5 inches in height and has one pole.