Big Sale Siemens QA120AFC – 20A AFCI Miniature Circuit Breaker

Built for modern residential safety, the Siemens Q120AFC provides 20A, single-pole combination arc-fault protection. It utilizes thermal-magnetic technology to detect both series and parallel arcing conditions, preventing electrical fires. The breaker mounts into Siemens and Murray load centers via a plug-on connection. It serves as a code-compliant replacement for the older Q120AF branch/feeder model.