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QO Combination Arc Fault/Ground Fault Circuit Breakers

Designed specifically with electrical contractors in mind, Square D has upgraded its market-leading QO Arc Fault/Ground Fault breakers. Our exciting new features make installation and maintenance both easier and faster.

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What's New?

The fastest just got faster

Designed specifically with electrical contractors in mind, Square D has upgraded its market-leading QO breakers. Our exciting new features make installation and maintenance both easier and faster.

Engineered directly in response to customer feedback, these new Arc Fault (AF) and Arc Fault Ground Fault (AF/GF) dual function circuit breakers are designed with today’s contractors’ needs in mind.

14% size reduction

Side by side wire terminals for faster installs

Time Saving Diagnostics LED for simplified troubleshooting

Finger-safe terminals for safer install

Advance Arc-D-TectTM arc-fault detection to reduce tripping

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We listened and made the best even better.

We took the time to listen to our customers and respond with an improved QO breaker that makes your job easier.

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