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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.
Please check the Product Data Sheet Here
| 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 |
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.
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.
Ships within 48 hours · Estimated delivery Jul 3 - Jul 8
US$40
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