Circuit Breakers

QO circuit breaker for use in QO load centers. Intended for overload and short-circuit protection of electrical systems. ANSI (American National Standards Institute) certified and UL (Underwriter's Laboratories) listed. Rated for 120 volt/240 volt and...

QO circuit breaker for use in QO load centers. Intended for overload and short-circuit protection of electrical systems. ANSI (American National Standards Institute) certified and UL (Underwriter's Laboratories) listed. Rated for 120 volt/240 volt and...

QO single pole CAFCI (combination arc-fault circuit interrupter) circuit breaker. Helps protect wires from arcing faults and is intended for overload and short-circuit protection of electrical systems. Time-Saver Diagnostics provides advanced trip...

Dual function circuit breaker. Features space and labor savings. Engineered to meet NEC (National Electrical Code) requirements. Combines two critical technologies - combination arc fault protection and ground fault protection in one easy to install...

QO single-pole plug-on neutral CAFCI (combination arc-fault circuit interrupting) circuit breaker. Ideal for use to help protect your wires from arcing faults and is intended for overload and short-circuit protection of your electrical system. Designed...

QO 1-pole plug-on neutral dual function circuit breaker. Space and labor saving device, engineered to meet prevailing NEC requirements. This device combines two critical technologies; Combination Arc Fault protection and Ground Fault protection (class...

GFCI (ground fault circuit interrupter) single-pole breaker. Class A ground fault and branch circuit overcurrent protection. Ideal for protection of entire branch circuits where damp location shock hazards may exist, providing overload and short-circuit...

QO circuit breaker for use in QO load centers. Intended for overload and short-circuit protection of electrical systems. ANSI (American National Standards Institute) certified and UL (Underwriter's Laboratories) listed. Rated for 120 volt/240 volt and...

QO single-pole tandem circuit breaker. Ideal for overload and short-circuit protection of electrical systems. Offers 2 circuits in the space of 1. Compatible with QO load centers, CSED devices, and NQOD panel boards. Equipped with the exclusive Visi-Trip...

Fills opening in QO load center covers when twist-out has been removed. Use only in QO load centers, filling the spaces where no circuit is attached. UL (Underwriter's Laboratories) listed and ANSI (American National Standards Institute) certified.

Square D QO and QOB miniature GFCI (ground fault circuit interrupter) circuit breaker. Plug-in mounted, compatible with QO distribution panels. Qwik-Gard circuit breakers provide overload and short circuit protection, combined with Class A ground fault...

QO circuit breaker for use in QO load centers. Intended for overload and short-circuit protection of electrical systems. ANSI (American National Standards Institute) certified and UL (Underwriter's Laboratories) listed. Rated for 120 volt/240 volt and...