Description
Product Overview
The ABB Q Line THQL1115GFTP is a 15‑amp single‑pole ground fault circuit interrupter (GFCI) designed for plug‑in mounting in residential and commercial load centers. Constructed with high‑conductivity copper contacts and a robust plastic housing, this breaker meets stringent UL standards for safety and performance. Its compact one‑inch width per pole allows easy integration into existing panels without sacrificing space.
Key specifications include a 120 V rating, a self‑test feature that verifies proper operation each time power is applied, and a clear front‑face indicator that shows fault status at a glance. The breaker weighs only 6.4 oz and measures 4.6 × 3.1 × 1.3 inches, making it lightweight yet durable for long‑term service. The product is backed by ABB’s global warranty and support network, ensuring peace of mind for installers and end users alike.
Designed for both new construction and retrofit projects, the THQL1115GFTP offers a reliable solution for protecting outlets, appliances, and lighting circuits from dangerous ground‑fault currents. Its plug‑in design eliminates the need for complex wiring, reducing installation time and minimizing the risk of errors. The breaker’s internal thermal‑magnetic trip element provides coordinated protection against overloads and short circuits, delivering comprehensive circuit safety.
ABB’s acquisition of GE Industrial Solutions in 2018 brought together two industry leaders, resulting in a product line that combines GE’s legacy reliability with ABB’s innovative engineering. The Q Line series reflects this heritage, offering a blend of proven technology and modern features such as the built‑in self‑test and easy‑read status indicators. This synergy ensures that the THQL1115GFTP meets the evolving demands of today’s electrical codes and standards.
Installation is straightforward: simply remove the existing breaker, align the plug‑in contacts, and snap the unit into place. No additional tools or wiring modifications are required, which helps reduce labor costs and project timelines. The breaker’s clear labeling and intuitive layout make it an excellent choice for both professional electricians and competent DIY enthusiasts seeking a hassle‑free safety upgrade.
Usage
This GFCI breaker is ideal for protecting kitchen countertop outlets, bathroom vanity circuits, outdoor receptacles, and any area where moisture exposure increases the risk of electric shock. It can also be used in commercial settings such as office break rooms, conference rooms, and retail display areas where equipment may be plugged into temporary power sources.
Because the THQL1115GFTP is rated for 15 amps, it is perfectly suited for standard lighting loads, small appliances, and low‑power equipment. Its rapid response time helps prevent injury by disconnecting the circuit within milliseconds of detecting a ground fault, thereby safeguarding both people and property.
For homeowners undertaking renovation projects, the breaker provides a simple upgrade path to meet current code requirements without the need for a full panel replacement. Electricians can rely on its consistent performance to deliver the protection required by the National Electrical Code (NEC) for GFCI‑protected circuits.
Why Choose Us
ABB’s reputation for engineering excellence and product reliability sets this breaker apart from generic alternatives. Each unit undergoes rigorous testing in ABB’s state‑of‑the‑art facilities, ensuring that it performs flawlessly under a wide range of electrical conditions. The combination of copper contacts and a durable polymer housing provides long‑term corrosion resistance, even in humid or industrial environments.
Our commitment to customer satisfaction extends beyond the point of sale. ABB offers comprehensive technical support, detailed installation manuals, and a responsive warranty service that addresses any concerns promptly. When you choose the THQL1115GFTP, you benefit from a global network of service professionals ready to assist with troubleshooting, replacement parts, or system upgrades.
In addition to safety, the breaker delivers cost‑effective value. Its plug‑in design reduces labor hours, while the self‑test feature eliminates the need for separate testing equipment. This efficiency translates into lower overall project costs and faster completion times, making it a smart investment for contractors and homeowners alike.
Key Features
- Plug‑in mounting eliminates complex wiring, saving installation time and reducing error risk.
- High‑conductivity copper contacts ensure reliable electrical performance and long‑term durability.
- Built‑in self‑test continuously verifies breaker operation, providing peace of mind without extra tools.
- Compact one‑inch width per pole fits easily into standard panels, maximizing space efficiency.
- Comprehensive ABB warranty and dedicated technical support for hassle‑free after‑sales service.
FAQ
What types of circuits should use this GFCI breaker?
The THQL1115GFTP is designed for 15‑amp circuits that supply outlets in wet or damp locations, such as kitchens, bathrooms, garages, and outdoor areas. It is also suitable for protecting lighting circuits and low‑power equipment where ground‑fault protection is required by code.
Can I install this breaker myself, or do I need a licensed electrician?
While the plug‑in design simplifies installation, local electrical codes often require a licensed electrician for any work involving circuit breakers. We recommend professional installation to ensure compliance and safety.
How does the self‑test feature work?
Each time power is applied to the panel, the breaker automatically runs an internal diagnostic that checks the trip mechanism and sensor circuitry. If a fault is detected, the front‑face indicator will illuminate, alerting you to replace or service the unit.
Is this breaker compatible with all ABB panels?
The THQL1115GFTP conforms to ABB’s Q‑Line series specifications, making it compatible with most ABB residential and commercial load centers that accept plug‑in breakers. Always verify panel compatibility before purchase.
What warranty does ABB provide for this product?
ABB offers a standard limited warranty that covers manufacturing defects for a period specified in the product documentation. Additional support options, including extended service plans, are available through authorized distributors.




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