Description
Product Overview
The Square D QO120PAFGF is a 20 Amp Dual Function Circuit Breaker that integrates arc fault and ground fault protection into a single device. With product dimensions of 0.5 x 3 x 3.5 inches and model number QO120PAFGF, this breaker is manufactured by Square D, a trusted name in electrical components. It is designed to detect and interrupt dangerous electrical arcs and ground faults, reducing the risk of fires and shocks in residential settings. The breaker features a compact design for easy installation in standard electrical panels, and its robust construction ensures longevity and consistent performance under various conditions.

Usage
This dual function circuit breaker is ideal for use in residential environments where enhanced electrical safety is required, such as kitchens, laundry rooms, bathrooms, and garages. It is suitable for homeowners, electricians, and contractors looking to upgrade existing electrical systems to meet modern building codes. The breaker can be installed in new constructions or retrofitted into older panels to provide comprehensive protection against arc faults and ground faults, making it a practical choice for everyday household applications.
Why Choose Us
Square D is renowned for its high-quality electrical products, and the QO120PAFGF breaker exemplifies this with its dual protection capabilities, combining arc fault and ground fault detection in one unit. This integration saves space in electrical panels and simplifies installation compared to using separate devices. The breaker is built to withstand demanding conditions, offering reliable performance and compliance with industry standards. Its design focuses on user safety and ease of use, backed by Square D’s reputation for durability and innovation in the tools and home improvement sector.
Key Features
- Dual function protection against arc faults and ground faults for enhanced electrical safety.
- 20 Amp rating suitable for residential circuits in kitchens, laundry rooms, and more.
- Compact dimensions of 0.5 x 3 x 3.5 inches for easy installation in standard panels.
- Durable construction by Square D, ensuring long-lasting reliability and performance.
- Compliance with modern electrical codes, making it ideal for new builds and upgrades.
FAQ
What is the difference between this dual function breaker and standard breakers?
This breaker provides both arc fault and ground fault protection, whereas standard breakers typically only offer overcurrent protection. It helps prevent electrical fires and shocks by detecting hazardous arcs and ground faults.
Where should I install the QO120PAFGF circuit breaker?
It is best installed in areas prone to moisture and electrical hazards, such as kitchens, bathrooms, laundry rooms, and garages, as per National Electrical Code recommendations for enhanced safety.
Is this breaker compatible with all electrical panels?
The QO120PAFGF is designed for use with Square D QO panels. Always verify compatibility with your specific panel model before installation to ensure proper fit and function.
How does the arc fault protection work?
Arc fault protection detects dangerous electrical arcs caused by damaged wires or loose connections and interrupts the circuit to prevent fires, providing an additional layer of safety beyond standard breakers.
What is the warranty or lifespan of this product?
Square D products are known for their durability and often come with extensive warranties. Check the manufacturer’s documentation for specific warranty details, but expect reliable performance for many years under normal use.




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