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.
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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Customers rate this product 5.0 out of 5 based on 3 reviews.