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ABB / General Electric THQB1115AF AFCI Miniature Circuit Breaker

  • 15A
  • 1 Pole
  • Bolt-On
ABB / General Electric THQB1115AF
AFCI Miniature Circuit Breaker
Brand ABB / General Electric
SKU THQB1115AF
Select Item Condition
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  • 15A
  • 1 Pole
  • Bolt-On

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ABB / General Electric THQB1115AF - 15A AFCI Miniature Circuit Breaker

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$201.99 In Stock

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Description

Engineered to mitigate electrical fire risks, this 15A single-pole device delivers branch/feeder arc-fault protection. It features a pigtail neutral and is SWD rated for commercial use. The bolt-on design ensures a secure connection into GE A-Series panelboards and AQ lighting panels. This model is replaced by the THQB1115AF2 combination version. Rated at 10kAIC at 120/240VAC, the thermal-magnetic mechanism provides reliable long-time and instantaneous trip functions.

Specifications

Key specifications
Brand ABB / General Electric
Series THQB
Amperage 15A
Poles 1
Mounting Style Bolt-On
Voltage 120/240VAC
Phase 1
AIC Rating 10kA @ 120/240VAC
Fit and installation
Frame Type THQB
Terminal Type Box Lugs
For Use With GE A-Series Panelboards, GE AQ Lighting Panels
Wire Gauge 14-8 AWG (Cu), 12-8 AWG (Al)
Max Wire 8 AWG
Min Wire 14 AWG (Cu), 12 AWG (Al)
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed
Standards and features
Special Classification AFCI
Available Options Padlock Attachment
Accessories Load Side Lugs Included, Pigtail Neutral
Standards CSA C22.2 No. 5, HACR, NEMA AB 1, SWD, UL 489, UL 1699
Approval CSA, UL
Temp Rating 40C
Construction Features HACR Rated, SWD Rated, Non-Interchangeable Trip, Quick-Make/Quick-Break

Product FAQs

5 answers
What panels are compatible with the THQB1115AF circuit breaker?

This bolt-on breaker is designed specifically for GE A-Series Panelboards and GE AQ Lighting Panels. It will not fit in standard residential load centers that require plug-on breakers.

Can I install the THQB1115AF in a GE PowerMark Gold load center?

No. PowerMark Gold load centers require THQL plug-on breakers. The THQB1115AF is a bolt-on breaker intended for commercial lighting panels and A-Series panelboards.

How is the neutral connected on this AFCI breaker?

The THQB1115AF features a standard pigtail neutral wire. This coiled white wire must be routed and secured to the neutral bus bar in your panelboard for the arc fault circuitry to function correctly.

What type of arc fault protection does this breaker offer?

It provides Branch/Feeder arc fault protection, which detects parallel arcing faults in the circuit wiring. It is typically used to meet early NEC arc fault mitigation requirements.

What is the difference between the THQB1115AF and the THQB1115AF2?

The THQB1115AF is a Branch/Feeder AFCI, while the THQB1115AF2 is a Combination AFCI. The combination version adds series arc fault detection to meet more recent National Electrical Code (NEC) standards.

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Reviews

4.9
Rated 4.9 out of 5 stars
Based on 110 reviews
Reviews Summary
Customers say these circuit breakers arrive quickly and work as expected. Many reviews mention fast shipping, with some receiving orders overnight or within days. Users report the breakers fit properly, install easily, and function correctly in both residential and commercial applications. Common feedback includes competitive pricing and good packaging that protects products during shipping. While most praise the ordering process as straightforward, some note occasional issues with missing installation screws or receiving updated product versions instead of pictured models. Several contractors and electricians appreciate having access to hard-to-find or obsolete breakers when local suppliers lack inventory.
Rating
Ratings
110 reviews
  • SP
    Sarah P.
    Verified Buyer
    Reviewing
    ABB / General Electric THQB1120 - 20A 1 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/15/26
    Exactly as Described

    These are so hard to find at a good price. Will be ordering again.

  • SB
    Seth B.
    Verified Buyer
    Reviewing
    ABB / General Electric THQB1120 - 20A 1 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/8/26
    Hard to find older style breakers

    I am pleased to have access to these breakers. We have a number of them at our church. Local suppliers said that they had never seen this kind of breaker. They fit our panel perfectly.

  • TZ
    Thomas Z.
    Verified Buyer
    Reviewing
    ABB / General Electric THQB32040 - 40A 3 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/30/26
    Great company

    This company is awesome. Every time I call them and I need help with something. They’re right there to help me. They’re also very knowledgeable. They go out of their way to get you the product that you need right away and not a great price.

  • TD
    Terry D.
    Verified Buyer
    Reviewing
    ABB / General Electric THQB2130GFT - 30A GFCI Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/24/26
    30 AMP GFCI @ POLE

    Breakers were new in box as advertised. Good turn around on orders Reasonable pricing much less than abb dealer

  • LM
    Leslie M.
    Verified Buyer
    Reviewing
    ABB / General Electric THQB21100 - 100A 2 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    7/16/26
    Perfect fit.

    Always timely with delivery and a perfect.fit.