Siemens AFCI Circuit Breaker 20 Amp, 1-Pole (Model QA120AFC)

The Siemens QA120AFC Combination Arc Fault Circuit Interrupter (CAFCI) delivers reliable protection against potentially dangerous arc faults in residential and light-commercial branch circuits. Designed for new construction, this 1-pole breaker plugs directly into Siemens single-phase load centers with a convenient clip-on mounting. It meets stringent UL, SWD and HACR standards, ensuring fast, instantaneous interruption of hazardous arcs before they can ignite wiring or surrounding materials.

With a 20 ampere rating at 120 VAC and a 10 kA interrupting capacity, the QA120AFC is engineered for lasting performance. Its slim, space-saving form factor maximizes panel capacity without sacrificing safety or compliance.

Key Features

• Combination arc-fault detection of series and parallel arcs
• 20 A current rating at 120 VAC
• Single-pole design for branch-circuit protection
• Clip-on mounting for easy installation
• Instantaneous break time for rapid fault clearing
• 10 kA interrupting capacity (AIC)
• UL Listed, SWD-rated and HACR-rated
• Designed for new construction applications
• Compatible with Siemens Single Phase Load Centers