GE Q-Line THQL 20-Amp 1-Pole Standard Trip Circuit Breaker, THQL1120

Regular price $6.91

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GE 20A 1-Pole Standard Trip Breaker

GE Q-Line THQL breakers provide reliable overload and short-circuit protection for residential load centers. This 1-inch, single-pole 20A breaker features quick-make/quick-break operation and easy-to-read trip indication, and is compatible with GE PowerMark and ABB ReliaHome panels.


Key Features:

  • GE/ABB Compatibility: Fits GE PowerMark and ABB ReliaHome load centers
  • Standard Trip Protection: Guards circuits from overloads and short circuits
  • Easy Status Indication: Three-handle positions show ON, TRIPPED (center), and OFF
  • Durable Thermoset Case: Heat-resistant housing with cemented calibration screw for stability
  • 10 kAIC Interrupt Rating: Supports copper #14–8 AWG and aluminum #12–8 AWG conductors

Specifications Table:

Specification Details
Type Standard trip thermal-magnetic
Amperage 20 A
Number of Poles 1
Width 1 in (one inch per pole)
Voltage 120 V
Phase Single phase (120/240)
Interrupt Rating 10 kAIC
Plug-On Neutral No
Ground Fault Protection No self test (not GFCI/AFCI)
Surge Protection No
Wire Range Copper #14–8 AWG; Aluminum #12–8 AWG
Conductor Rating 65°C/75°C
Case Material Heat-resistant thermoset
Trip Indication Three-handle positions: ON, TRIPPED (center), OFF
Certifications NEMA approved; ANSI Certified; CSA & UL Listed
Warranty 1-year limited
Series Q-Line
Model Transition Note GE THQL Q-Line transitioning to ABB branding (New Model # THQL1120A)

Frequently Asked Questions (FAQ):

Q: Is this breaker compatible with my GE PowerMark load center?
A: Yes. It is designed for GE PowerMark and is also compatible with ABB ReliaHome load centers.


Q: What wire sizes can I use?
A: Copper #14–8 AWG or aluminum #12–8 AWG, per manufacturer guidance.


Q: Does it provide ground fault or surge protection?
A: No. It is a standard trip thermal-magnetic breaker without GFCI/AFCI or surge protection.


Q: What is the interrupt rating?
A: 10,000 AIC at 120V.


Q: What is the warranty?
A: 1-year limited warranty per manufacturer.


A Clean, Confident Power Essential

This compact GE breaker quietly elevates the backbone of a home, bringing crisp reliability to the panel with a refined, utilitarian silhouette. The bold handle and clear trip indicator feel purposeful—an elegant nod to performance. Pair it with a neatly labeled load center to keep the heart of the house sleek and organized. Consider it a small yet vital luxury: power management that looks as polished as it performs.


Upgrade your panel with dependable GE protection—add this 20A Q-Line breaker to your cart today.

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