The QOB130GF is a 30A, 120VAC single-pole breaker designed to deliver reliable Class A (6mA) ground fault protection. With a 10 kAIC rating, it safeguards personnel in commercial environments where moisture is present. Featuring a bolt-on connection, this breaker mounts into Square D NQ and NQOD panelboards. It includes a pigtail neutral wire for installation. Note that this model is replaced by the QOB130GFI. The integrated Visi-Trip indicator clearly flags tripped conditions.
Can I install the QOB130GF in a standard Square D QO load center?
No. The QOB130GF is a bolt-on circuit breaker designed exclusively for Square D NQ and NQOD panelboards. Standard QO residential load centers require plug-on breakers.
What is the plug-on equivalent for this breaker?
If you need this same 30A GFCI protection for a standard plug-on QO load center, you should use the QO130GF or QO130GFI.
What level of ground fault protection does the QOB130GF provide?
This breaker provides Class A ground fault protection. It is designed to trip when a ground fault reaches the 6mA threshold, protecting personnel from electrical shock in areas prone to moisture.
How do I connect the pigtail neutral on this breaker?
The factory-installed white pigtail wire must be connected directly to the neutral bar in your NQ or NQOD panelboard. This connection is required to power the internal ground fault monitoring circuitry.
Does this breaker feature a Visi-Trip indicator?
Yes. The QOB130GF includes Square D Visi-Trip technology. When the breaker trips due to an overload, short circuit, or ground fault, a highly visible red flag appears in the indicator window to help you quickly locate the tripped breaker.
Is the QOB130GF still the current model?
Square D has transitioned this model to the newer QOB130GFI. Both part numbers represent the same 30A, 1-pole, bolt-on GFCI breaker for NQ and NQOD panels.
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Reviews
Review summary
Customers rate this product 4.9 out of 5 based on 205 reviews.
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Rated 4.9 out of 5 stars
Based on 205 reviews
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Reviews Summary
Generated by AI from 100 most recent customer reviews
Last updated 3/11/26
Customers say these electrical breakers arrive exactly as ordered and work perfectly for their intended applications. They consistently praise the competitive pricing, which many report is significantly lower than local suppliers. Fast shipping and prompt delivery are frequently highlighted, with many receiving orders within days or even next-day delivery for urgent needs. The breakers arrive well-packaged and in excellent condition. Many reviews emphasize the company's extensive inventory availability, particularly for hard-to-find breakers. One customer experienced difficulty with order cancellation and was charged a restocking fee, which caused dissatisfaction.