Square D QO QO120CAFIC Circuit Breaker, AFCI, 20 A, 1 -Pole, 120/240 V, Fixed Trip, Plug Mounting

Combination CAFCI 3/4 in single-pole circuit breaker, designed for overload and over-current protection of an electrical system. Thermal-magnetic tripping mechanism. Designed to detect arcs that are caused by damaged, aged or improperly used wires or cords and to disconnect the power. Visi-Trip indicator to identify which circuit is out in the load center. With Time-Saver Diagnostics, advanced trip indication technology, identifying the type of fault that last occurred. 10kA interrupting rating. Uses one space per breaker. 120 VAC. UL listed. Carded.