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ABB / General Electric THQP125 Miniature Circuit Breaker

  • 25A
  • 1 Pole
  • Plug-On
ABB / General Electric THQP125
Miniature Circuit Breaker
Brand ABB / General Electric
SKU THQP125
Select Item Condition
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  • 25A
  • 1 Pole
  • Plug-On

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General Electric THQP125 1 Pole Circuit Breaker

ABB / General Electric THQP125 - 25A 1 Pole Miniature Circuit Breaker

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$11.98 In Stock

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Description

Offering a specialized 25-amp rating, this single-pole miniature breaker is ideal for specific residential or light commercial applications requiring precise overcurrent protection. The half-inch slim profile mounts effortlessly into GE PowerMark Gold and Q-Line load centers, helping facility managers optimize enclosure capacity. Built with a trip-free mechanism, it ensures the circuit opens safely under fault conditions even if the handle is held in the ON position.

Specifications

Key specifications
Brand ABB / General Electric
Part Number THQP125
Series THQP
Amperage 25A
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, UL 489
Approval CSA, UL
Temp Rating -25C to 70C
Construction Features HACR Rated, Quick-Make/Quick-Break, Trip-Free Mechanism, Reverse Feed

Product FAQs

6 answers
What is the difference between GE THQP and THQL breakers?

THQP breakers are half-size, measuring 1/2 inch wide per pole, allowing two circuits to fit in a single standard slot. THQL breakers are full-size, measuring 1 inch wide per pole. THQP breakers only fit in panel slots specifically designed to accept them.

Can I install a THQP125 in any GE load center?

No. While THQP breakers are designed for GE Q-Line and PowerMark Gold load centers, they require specific slots that accept half-inch breakers. Check the panelboard label or wiring diagram to confirm which positions allow THQP installation.

How does the THQP125 connect to the panel busbar?

The THQP125 uses a plug-in connection designed specifically for GE load centers that support half-inch breakers. It attaches to the busbar using a specialized clip system that differs from standard 1-inch breakers, ensuring it can only be installed in approved tandem slots.

Is the THQP125 HACR rated?

Yes, this breaker is HACR rated, making it suitable for use with heating, air conditioning, and refrigeration equipment that requires this specific listing.

Can I use a THQP breaker to replace a standard THQL breaker?

Not directly. Standard THQL breakers are 1-inch wide, while THQP breakers are 1/2-inch wide. They occupy different amounts of space and attach to the busbar differently. You must verify your panel accepts half-inch breakers before substituting.

What does the LI trip function code mean on this breaker?

The LI designation indicates a thermal-magnetic trip mechanism. The L stands for Long-Time, which provides thermal protection against sustained overloads. The I stands for Instantaneous, which uses a magnetic element to trip immediately during a short circuit.

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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.