ABB / General ElectricTHQL1120
Free Shipping Over $99
ABB / General Electric THQL1120WL Miniature Circuit Breaker
- 20A
- 1 Pole
- Plug-On
ABB / General Electric
THQL1120WL
Miniature Circuit Breaker
Brand
ABB / General Electric
SKU
THQL1120WL
Quantity
Shop with Confidence
Add an extra year of protection in your cart.
ABB / General Electric THQL1120WL - 20A 1 Pole Miniature Circuit Breaker
New
Quantity
Similar Items
ABB / General ElectricTHQL1125
25A 1 Pole Miniature Circuit Breaker
ABB / General ElectricTHQL1115
15A 1 Pole Miniature Circuit Breaker
ABB / General ElectricTHQL1115ST1
15A 1 Pole Miniature Circuit Breaker
Description
Designed for residential and commercial use, the GE THQL1120WL is a 20A, 1-pole miniature circuit breaker. It features load side lugs, serving as a versatile substitute for the standard THQL1120. This plug-on breaker installs into GE PowerMark Gold load centers, AQ lighting panels, and GE A-Series panelboards. It accommodates 14-8 AWG copper or 12-8 AWG aluminum conductors. Delivering a 10 kAIC interrupt rating, it is fully SWD and HACR rated for switching duty and HVAC applications.Specifications
| Brand | ABB / General Electric |
|---|---|
| Part Number | THQL1120WL |
| Series | THQL |
| Amperage | 20A |
| Poles | 1 |
| Mounting Style | Plug-On |
| Voltage | 120/240VAC |
| Phase | 1 |
| AIC Rating | 10kA @ 120/240VAC |
| Terminal Type | Box Lugs |
|---|---|
| For Use With | GE PowerMark Gold Load Centers, GE A-Series Panelboards, AQ Lighting Panels, ABB ReliaHome Load Centers |
| Wire Gauge | 14-8 AWG (Cu), 12-8 AWG (Al) |
| Max Wire | 8 AWG |
| Min Wire | 14 AWG (Cu), 12 AWG (Al) |
| Trip Technology | Thermal Magnetic |
|---|---|
| Trip Function Code | LI |
| Trip Function | Long-Time, Instantaneous |
| Trip Adjustability | Fixed Thermal, Fixed Magnetic |
| Available Options | Padlock Attachment, Shunt Trip |
|---|---|
| Accessories | Load Side Lugs |
| Standards | HACR, SWD, UL 489, CSA C22.2 No. 5 |
| Approval | CSA, UL |
| Temp Rating | 60C to 75C |
| Construction Features | HACR Rated, SWD Rated |
Product FAQs
6 answersWhich electrical panels are compatible with the THQL1120WL breaker?
This 1-pole breaker is compatible with GE PowerMark Gold Load Centers, GE A-Series Panelboards, AQ Lighting Panels, and ABB ReliaHome Load Centers.
What wire gauges are approved for the box lugs on this 20A breaker?
The terminals accommodate 14 to 8 AWG copper (Cu) conductors or 12 to 8 AWG aluminum (Al) conductors.
Can I use the THQL1120WL to replace a standard THQL1120?
Yes, the THQL1120WL is a direct substitute for the standard THQL1120 miniature circuit breaker in compatible GE and ABB plug-on panels.
What trip technology does the THQL1120WL utilize for overcurrent protection?
It uses fixed thermal-magnetic trip technology, providing both long-time protection against overloads and instantaneous protection against short circuits.
Does this breaker require bolted hardware for installation?
No, the THQL1120WL features a plug-on mounting style, allowing it to snap directly onto the busbar of compatible Q-Line load centers and panelboards.
Is the THQL1120WL rated for HVAC and switching applications?
Yes, this breaker is fully HACR rated for heating, air conditioning, and refrigeration equipment, as well as SWD rated for switching duty applications.
SuperClub
Join free. Get 500 SuperPoints.
Earn points on eligible purchases and redeem them at checkout.
100 SuperPoints = $1 off.
Warranties
Add an extra year of protection
60-Day Warranty
Your purchase includes 60 days of SuperBreakers warranty coverage.
Add a 1-year warranty extension in your cart.
Get a Quote
Don’t see what you’re looking for?
We source obsolete and hard-to-find parts every day.
Shipping
Free Shipping Policy
Parcel shipments with item value over $99 qualify for free economy shipping within the continental US. Please call to confirm special handling instructions. We do not charge a handling fee or require a minimum amount on any order. SuperBreakers does not ship on customer accounts.
Same Day Shipping
We strive to ship out your items the same day the order is placed. In rare circumstances SuperBreakers may reserve up to 5 business days to consolidate orders for complete shipment.
Expedited Shipments
Orders being shipped via Next Day Air, 2 Day Shipping or 3 Day Shipping must be received by 3 PM EST to guarantee same-day shipments. Expedited orders only ship on normal business days. Shipments will NOT be sent out on Saturdays and Sundays.
International Shipping
All International orders require a $1,000 minimum order threshold. Due to the special nature of these shipments, we require that these be placed with a SuperBreakers representative. Additional shipping and instructions will apply. All International Orders are Non-Cancel and Non-Refundable.
Reviews
Review summary
Customers rate this product 5.0 out of 5 based on 90 reviews.
Total 5 star reviews: 88 Total 4 star reviews: 1 Total 3 star reviews: 1 Total 2 star reviews: 0 Total 1 star reviews: 0
Reviews Summary
Generated by AI from 78 most recent customer reviews
Last updated 8/5/25
Customers say these circuit breakers arrive quickly and fit their electrical panels perfectly. Many reviews mention competitive pricing compared to local suppliers. Frequent comments address the secure packaging and prompt delivery. Reviews highlight the exact match to specifications and ease of installation. The selection receives particular praise, especially for hard-to-find models.
Search
Rating
90 reviews
- KLKim L.Verified BuyerReviewingABB / General Electric THQL2130 - 30A 2 Pole Miniature Circuit BreakerI recommend this productRated 5 out of 5 stars8/6/26Circuit Breaker
Thank you for your fast efficient service! We had a power outage and several power surges that took out our breaker. Fast easy inexpensive repair!!
- RHRussell H.Verified BuyerReviewingABB / General Electric THQL1120GF - 20A GFCI Miniature Circuit BreakerI recommend this productRated 5 out of 5 stars7/20/26Hard To Find
Had an old breaker that was hard to find but they had it and at a reasonable price!
- JBJeff B.Verified BuyerReviewingABB / General Electric THQL32030 - 30A 3 Pole Miniature Circuit BreakerRated 3 out of 5 stars7/14/26No paperwork
Part arrived, would have been nice to receive a packing slip or something in the box beside the part.
- SNScott N.Verified BuyerReviewingABB / General Electric THQL32100 - 100A 3 Pole Miniature Circuit BreakerI recommend this productRated 5 out of 5 stars6/26/26Owner
Worked great, breaker was the exact match
- JDJerry D.Verified BuyerReviewingABB / General Electric THQL32050 - 50A 3 Pole Miniature Circuit BreakerI recommend this productRated 5 out of 5 stars6/19/26Best place to get great prices on 3pole breakers
i have bought from super breakers before & when i need these for a job i know they will be great. i buy to restock my truck.