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ABB / General Electric THQP115 Miniature Circuit Breaker

  • 15A
  • 1 Pole
  • Plug-On
ABB / General Electric THQP115
Miniature Circuit Breaker
Brand ABB / General Electric
SKU THQP115
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  • 15A
  • 1 Pole
  • Plug-On

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General Electric THQP115 1 Pole Circuit Breaker

ABB / General Electric THQP115 - 15A 1 Pole Miniature Circuit Breaker

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$8.07 In Stock

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Description

Built for residential and commercial use, the THQP115 is a 1-pole, 15A miniature circuit breaker from GE's Q-Line series. Its compact 1/2-inch width allows contractors to double circuit capacity in compatible panels. This plug-on breaker mounts into GE Q-Line and PowerMark Gold load centers that accept half-size breakers. It substitutes the UBITB115 and uses standard box lug terminals. Rated 10 kAIC at 120/240VAC, it is HACR and SWD rated for HVAC and fluorescent lighting applications.

Specifications

Key specifications
Brand ABB / General Electric
Part Number THQP115
Series THQP
Amperage 15A
Poles 1
Mounting Style Plug-On
Voltage 120/240VAC
Phase 1
AIC Rating 10kA @ 120/240VAC
Fit and installation
Frame Type THQP
Terminal Type Box Lugs
For Use With GE Q-Line Load Centers, PowerMark Gold Load Centers
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
Available Options Padlock Attachment
Standards CSA C22.2 No. 5, HACR, SWD, UL 489
Approval CSA, UL
Temp Rating -25C to 70C
Construction Features HACR Rated, SWD Rated, Quick-Make/Quick-Break, Trip-Free Mechanism, Reverse Feed

Product FAQs

6 answers
Can I use this THQP breaker in any slot designed for a standard THQL breaker?

No. This 1/2-inch THQP breaker can only be installed in GE Q-Line or PowerMark Gold load centers that explicitly accept tandem or half-size breakers. Forcing a THQP breaker into a non-tandem THQL slot can damage the panel bus bar.

How much panel space does the THQP115 require?

This is a 1/2-inch wide miniature breaker. Two single-pole THQP breakers can fit into a single 1-inch space in a compatible GE load center, allowing for maximum space savings compared to standard 1-inch breakers.

Is the THQP115 suitable for switching fluorescent lights and HVAC equipment?

Yes, this breaker is both SWD (Switching Duty) and HACR (Heating, Air Conditioning, and Refrigeration) rated, making it approved for switching 120V fluorescent lighting loads and protecting HVAC motor circuits.

What is the direct replacement for the discontinued UBITB115 breaker?

The THQP115 serves as a direct cross-reference and substitute for the legacy UBITB115 circuit breaker.

Is the THQP115 rated for reverse feed applications?

Yes, this breaker is rated as suitable for reverse feed. When back-feeding, be aware that local electrical codes typically require an approved breaker hold-down kit to secure the device to the panel.

Can I install this GE THQP breaker in a Siemens, Square D, or Eaton panel?

No. This breaker is strictly UL listed for use in compatible ABB, General Electric, and PowerMark Gold load centers. Using it in panels from other manufacturers violates UL listings and compromises electrical safety.

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Reviews

5.0
Rated 5.0 out of 5 stars
Based on 3 reviews
Total 5 star reviews: 3 Total 4 star reviews: 0 Total 3 star reviews: 0 Total 2 star reviews: 0 Total 1 star reviews: 0
Rating
Ratings
3 reviews
  • DE
    David E. D.
    Verified Buyer
    Reviewing
    ABB / General Electric THQP120 - 20A 1 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    9/3/25
    20 Amp breakers

    Just what I needed,thanks

  • EK
    Estate K.
    Flag of United States
    Reviewing
    ABB / General Electric THQP240 - 40A 2 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    12/23/22
    Found a challenging item

    I needed a breaker for an old boiler and they found it.

  • MH
    Michael H.
    Flag of United States
    Reviewing
    ABB / General Electric THQP120 - 20A 1 Pole Miniature Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    4/12/19
    Arrived just as described.

    Great online information including photos making it easy to ensure I got the correct breakers for my panel.