Square D Plug-On Neutral Circuit Breakers
Designed for reliability, Arc Fault and Arc Fault Ground Fault (DF) QO and Homeline Plug-on Neutral circuit breakers connect directly to the neutral bar, providing a time and labor-saving installation.
Advanced GFCI protection for NEC code-compliant homes
Square D™ QO™ and Homeline™ GFCI solutions are designed to help meet NEC® requirements and provide reliable electrical protection in kitchens, bathrooms, garages, outdoor spaces, and other moisture-prone areas.

Explore more Square D circuit protection and electrical distribution solutions

Square D High-Frequency GFCI Breakers deliver reliable, code-compliant performance for the high-frequency loads of modern appliances and equipment, including HVAC systems, EV chargers, and pool pumps.
Looking for faster, more reliable plug-on neutral circuit breaker installation?
Square D QO and Homeline Plug-On Neutral (PON) Arc Fault and Dual Function (DF) circuit breakers connect directly to the neutral bar for HF-Rated GFCI protection from 15A to 60A that boosts safety and helps electricians finish the job faster.






Designed for reliability, Arc Fault and Arc Fault Ground Fault (DF) QO and Homeline Plug-on Neutral circuit breakers connect directly to the neutral bar, providing a time and labor-saving installation.
Designed for reliability, Arc Fault and Arc Fault Ground Fault (DF) QO and Homeline Plug-on Neutral circuit breakers connect directly to the neutral bar, providing a time and labor-saving installation.
If being the leader in the electrical business has taught us one thing, it’s that you need products to help you save time and work smarter. That’s why we constantly innovate and simplify to make your job easier.
If being the leader in the electrical business has taught us one thing, it’s that you need products to help you save time and work smarter. That’s why we constantly innovate and simplify to make your job easier.
Less knockout time. No pigtail terminations.
Install up to 37% Faster With Square D QO™ and Homeline™ Load Centers
Watch this 2-minute video to see how you can work up to 37% faster with Square D™ Load Centers.
Spend less time on knockouts and eliminate pigtails.
How can QO and Homeline Load Centers speed up your installs by 37%?
Independent time-and-motion testing proved that our Square D QO and Homeline Load Centers with Qwik-Grip and PON technology can install up to 37% faster compared to others in the industry, helping you save time on every job so you can bid on more.

Speed up rough-in work with integrated wire management that reduces knockouts and simplifies cable organization.

Eliminate pigtail terminations and reduce wiring time with circuit breakers that connect directly to the neutral bar.

Locate the Square D products you need for your next job quickly through our authorized distributors and retailers nationwide.
Electricians and contractors choose Square D products for their reliability, ease of installation, and time-saving design features. From load centers to circuit breakers, our solutions help you work more efficiently on residential and commercial projects.
Square D Arc Fault and Dual Function circuit breakers feature backed-out terminal screws, side-by-side lug arrangements, Plug-On Neutral connections, and diagnostic LEDs that help simplify installation and troubleshooting in the field.
Qwik-Grip NEC-compliant wire management bypasses standard cable clamps and Romex connectors for most incoming lines so electricians can pull and secure wires more efficiently during rough-in, reducing the need for traditional knockouts.
Plug-On Neutral circuit breakers connect directly to the neutral bar, eliminating pigtail terminations. This design helps simplify wiring, reduce installation steps, and save labor time while supporting an overall cleaner panel layout.
A behind the counter look at why Square D Load Centers are simply smarter


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