Square D QO120AFI 1 Pole 20 Amp 120 Volt Arc Fault Circuit Interrupter
• Qwik-Open circuit breaker protection (trips within 1/60th of a second).
• Trips thermally (in an overload situation) or magnetically (under a short circuit situation).
• Quick make, quick break mechanism.
• SWD (Switching Duty) rated.
• Ideal for QO load centers, NQ/NQOD panel boards/interiors and speed-D switchboard distribution panels.
• Features reliable pressure plate terminal and VISI trip indicator for convenience.
• UL listed/CSA certified and meets Fed. Specs W-C-375B/GEN standards. Learn More