One Day Deal Siemens MPA120AFC – 20A AFCI Miniature Circuit Breaker

Rated for 120V circuits, this 20A single-pole combination AFCI provides essential residential fire prevention. The Siemens Murray device actively monitors wiring to detect unintended electrical arcs. Designed with a plug-on mounting style, it fits into Murray load centers and is replaced by the QA120AFC in modern panels. Delivering a 10kAIC rating, the thermal-magnetic breaker includes a pigtail neutral wire and a visual LED trip indicator to streamline diagnostics.