SKU: 4098295341

Square D QO 20 Amp Single-Pole Dual Function (CAFCI and GFCI) Circuit Breaker, QO120DFC

Sale price$69.30 Regular price$77.00
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Description

Square D QO 20 Amp Single-Pole Dual Function (CAFCI and GFCI) Circuit Breaker, QO120DFC20A Single Pole Dual Function AFCI GFCI Breaker This Square D QO 20 Amp single pole circuit breaker combines Combination Arc Fault (CAFCI) and Ground Fault (GFCI Class A) protection in one compact device. Engineered for QO load centers, it saves space and installation time while providing reliable overload, short circuit, and fault protection with Time Saver Diagnostics. Key Features: Dual Protection: Combines CAFCI and GFCI Class A to guard against

20A Single-Pole Dual-Function AFCI/GFCI Breaker

This Square D QO 20 Amp single-pole circuit breaker combines Combination Arc Fault (CAFCI) and Ground Fault (GFCI Class A) protection in one compact device. Engineered for QO load centers, it saves space and installation time while providing reliable overload, short-circuit, and fault protection with Time Saver Diagnostics.


Key Features:

  • Dual Protection: Combines CAFCI and GFCI Class A to guard against arc and ground faults in one breaker
  • Time Saver Diagnostics: Built-in indicator simplifies troubleshooting and speeds service calls
  • Panel Compatibility: Plug-on design for Square D QO panels and CSEDs; requires 1 space
  • High Interrupting Rating: 10 kA AIR for dependable fault interruption at 120 VAC
  • Slim 3/4 in. Frame: Compact design with pigtail neutral for easier installs in tight panels

Please check the Product Data Sheet Here


Specifications Table:

Specification Details
Series QO
Breaker Type Standard, Dual Function (CAFCI + GFCI)
Interruption Type AFCI/GFCI
Maximum Amperage 20 A
Poles 1 (Single-Pole)
Mounting Type Plug-On
Connection Type Non-Neutral with pigtail neutral lead
Spaces Required 1
Voltage Rating 120 VAC, 60 Hz (120/240 V system)
AIC Rating 10,000 AIR
Trip Unit Electronic
Certifications UL Listed; ANSI compliant
Dimensions (H x D x W) 4.76 in x 2.91 in x 0.75 in
Product Weight 0.28 lb
Model / SKU QO120DFC

Frequently Asked Questions (FAQ):

Q: What panels is this breaker compatible with?
A: It is designed for Square D QO series load centers and CSEDs and occupies one space.


Q: Does it provide both AFCI and GFCI protection?
A: Yes—this dual-function breaker combines Combination Arc Fault and Class A Ground Fault protection.


Q: What is the voltage and interrupt rating?
A: Nominal 120 VAC, 60 Hz with a 10,000 AIR interrupt rating.


Q: Is there a test feature?
A: Yes, it includes a front TEST button and Time Saver Diagnostics to identify trip causes.


Q: What are the product dimensions?
A: Approx. 4.76 in H x 2.91 in D x 0.75 in W.


Safety Meets Sleek Utility

A crisp, minimal silhouette belies the robust intelligence within this breaker—delivering dual protection without crowding your panel. The signature QO profile and neat pigtail keep the install clean and orderly. Pair it with a thoughtfully laid-out electrical plan to streamline kitchens and laundry rooms where code demands more. It’s an elegant essential for a modern, safe home.


Upgrade to dual-function protection and streamline your panel with the QO120DFC today.

Warranty

Installation

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 4098295341

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Reviewed in the United States on December 23, 2025
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Colt Ulam
Cuba, US
★★★★★ 4
Good product
Color: Amber Spot Beam (ZD000706)
Work great in fog, wish the beam was a little wider but work great
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Reviewed in the United States on February 7, 2026
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Darrell
Bozeman, US
★★★★★ 5
Some of the brightest yellowish green tent lights I've ever had
Color: Amber Spot Beam (ZD000706)
I put these on my 2022 Subaru outback the bottom middle section of the bumper in the front spread apart about 2 ft they are very bright they illuminate any reflective surface for at least a mile and a half to 2 mi on the interstate people just move right out of the way when you're behind them because they are so bright five stars very easy to install a top shelf
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Reviewed in the United States on March 8, 2026
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jennie
Dallas, US
★★★★★ 5
Well worth the money
Color: Amber Led Offroad Light
Got these mounted on the A-pillars on my XJ. The mounts are sturdy and fairly easy to adjust. The housings are built well. Wiring is 4 out of 5; battery connection is only a foot from the relay so I had to extend the + and - about 3ft in order to mount the relay in a good spot. Plugs seem nice but trying to run/hide the wires for the lights is difficult due to the size of the plugs. Lights are bright with excellent reach and even spread. Lens are crystal clear. We'll see how they hold up against dirt, grime, and water. Side note, the spot beam is exactly that and is not even remotely safe for on-coming traffic if it's pointed forward. I ran these off-road and they were superb and exactly what I was looking for. Well worth the price.
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Reviewed in the United States on October 16, 2025
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tim
Lowell, US
★★★★★ 5
Not bad for money. But the spot lens is def a narrow spot
Color: 4.5inch Spot Light, Color: 4.5inch Spot Light
I did a direct comparison to BD squadron pro with spot lens. Pic one is 1 squadron spot lens, pic two is 1 auxbeam 4.5 Not a pair. Only one light each. Then the video is 2 squadron pro one with spot lenses the other with combo lens. Then both auxbeam 4.5. I wouldn’t buy the spot lens unless you have other lights or just trying to light a narrow beam a long ways. The fill light is not good. I say the brackets and the finish is on par with BD, not as deep as the XL80 but similar in size. The BD XL pro is def brighter with better fill even with spot lenses. I would say 4 of these would match the XL Pro at half the money if you have the space for four of them. But even 4 don’t match the XL80’s. But for 160 bucks it’s a good solid light.
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