- Home Page /
- Tools & Home Improvement /
- Electrical /
- Breakers, Load Centers & Fuses /
- Circuit Breakers /
- Thermal-Magnetic Circuit Breakers /
- ABB Q-Line THQL21100 Circuit Breaker 100 Amp ...
0 ratings
Item #:
216336500
ABB Q-Line THQL21100 Circuit Breaker 100 Amp Double Pole
87% of respondents would recommend this to a friend
Item #:
216336500
GBP 60
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
33%
In stock
Imported from USA store
QTY:
Only 1 item left in stock.
Order now and get it around Saturday, October 03
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
ABB's THQL21100PA thermal magnetic breaker provides protection for residential and commercial electrical systems, designed for longevity and safety.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
Note: Step Down Voltage Transformer required for using electronics products of US store (110-120). Recommended power converters Buy Now.
What Stands Out
High Ampacity
With a 100 Amp capacity, this breaker is designed for robust residential or light commercial applications, ensuring your electrical system can handle larger loads without compromising safety.
Thermal Magnetic Design
The thermal magnetic mechanism provides reliable overload protection and short circuit interruption, enhancing safety for your electrical installations while minimizing chances of nuisance tripping.
Easy Installation
Designed as a plug-on breaker, it simplifies installation in load centers, allowing for quick setup and replacement, which reduces downtime and eases maintenance efforts for electricians.
Product Details
| Brand Name | ABB |
| Model | THQL21100PA |
| UPC | 783164700374 |
| Part Number | THQL21100PA |
| Number of Items | 1 |
| Manufacturer | ABB |
| Number of Packs | 1 |
| Unit Count | 1 Count |
| Included Components | 1 Circuit Breaker |
| Current Rating | 100 A |
| Circuit Breaker Type | Standard |
| Mounting Type | Plug-In Mount |
| Number of Poles | 2 |
| Voltage | 240 volts_of_alternating_current |
| Item Dimensions D x W x H | 2.25"D x 5.68"W x 5.25"H (5.7 x 14.4 x 13.3 cm) |
| Item Highlight | 120/240 VAC • 10 kAIC Interrupt Rating • Thermal Magnetic Plug-On for Load Centers |
| Brand | ABB |
| Product Dimensions (L x W x H) | 2.25"D x 5.68"W x 5.25"H (5.7 x 14.4 x 13.3 cm) |
What's in the box
1 Circuit Breaker
Who Should Buy?
-
Homeowners
Ideal for homeowners upgrading their electrical systems to support high-demand appliances and circuits safely.
-
Electricians
A great choice for electricians needing reliable and easy-to-install circuit breakers for residential and commercial projects.
-
DIY Enthusiasts
Suitable for DIY enthusiasts looking to enhance their home’s electrical system with reliable, user-friendly circuit breakers.
-
Small Equipment
Not suitable for users who only need protection for small, low-amperage electrical equipment or devices.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the ABB Q-Line THQL21100 Circuit Breaker used for?
Answer: The ABB Q-Line THQL21100 Circuit Breaker is designed to protect residential and commercial electrical systems from overcurrents and short circuits. This 100 Amp double-pole breaker is suitable for 120/240 VAC systems, making it ideal for a variety of applications such as powering heavy-duty appliances and equipment. Its thermal magnetic technology offers robust protection, ensuring that your electric load centers function safely and efficiently under various load conditions. -
Question:
What are the key features of the ABB Q-Line THQL21100 Circuit Breaker?
Answer: Key features of the ABB Q-Line THQL21100 include its 100 Amp capacity, double-pole configuration, and a 10 kAIC interrupt rating. This breaker is designed to securely connect to load centers and is capable of interrupting fault conditions to prevent damage to electrical components. The thermal magnetic operation ensures reliable tripping under both overload and short-circuit conditions, making it a dependable choice for safeguarding electrical circuits. -
Question:
How should I install the ABB Q-Line THQL21100 Circuit Breaker?
Answer: To install the ABB Q-Line THQL21100, ensure the power is turned off at the main breaker. Remove the panel cover, locate the slots in the load center, and plug the breaker into an available double-pole space. Secure it firmly in place and connect the wires, following standard electrical codes and safety practices. This breaker is designed for simple plug-on installation, facilitating a straightforward process for qualified individuals such as electricians or DIY enthusiasts. -
Question:
Is the ABB Q-Line THQL21100 compatible with all load centers?
Answer: While the ABB Q-Line THQL21100 is compatible with many standard residential load centers, it is essential to ensure it matches your specific panel type and configuration. This breaker is engineered for compatibility with ABB load centers and others designed for plug-on breakers typically used in homes and businesses. Always consult the load center specifications to verify compatibility before installation. -
Question:
What does the 10 kAIC rating on the ABB Q-Line THQL21100 signify?
Answer: The 10 kAIC rating indicates the maximum fault current the breaker can safely interrupt without failure. In practical terms, this means the ABB Q-Line THQL21100 is capable of handling short circuits with a current level up to 10,000 amperes. This feature provides peace of mind, ensuring reliable protection against potentially damaging electrical faults, making it crucial for environments with high fault current potentials. -
Question:
Can the ABB Q-Line THQL21100 Circuit Breaker be used for both single-phase and three-phase systems?
Answer: The ABB Q-Line THQL21100 Circuit Breaker is primarily designed for single-phase 120/240 VAC systems. While it may not be suitable for three-phase systems directly, it can be used in specific configurations where double-pole breakers are required. For applications needing three-phase protection, other breakers specifically designed for that purpose should be considered, ensuring optimal safety and performance. -
Question:
What type of maintenance does the ABB Q-Line THQL21100 require?
Answer: The ABB Q-Line THQL21100 Circuit Breaker requires minimal maintenance. Periodically, it’s advisable to check the panel for any signs of overheating or discoloration and ensure the breaker functions properly. Testing the circuit by resetting the breaker can help confirm its operational status. Regular inspections can help maintain electrical safety and identify potential issues before they escalate. -
Question:
What appliances can I safely use with the ABB Q-Line THQL21100 Circuit Breaker?
Answer: The ABB Q-Line THQL21100 Circuit Breaker is suitable for a range of heavy-duty appliances that require significant electrical loads, such as electric water heaters, HVAC systems, and dryers. By ensuring the combined load does not exceed 100 Amps, this breaker can efficiently manage the electrical demands of large appliances, providing reliable circuit protection and preventing overloads. -
Question:
Where can I buy the ABB Q-Line THQL21100 Circuit Breaker in Guernsey?
Answer: You can purchase the ABB Q-Line THQL21100 Circuit Breaker from Ubuy in Guernsey. Ubuy offers a wide selection of electrical components, ensuring that you find the right breaker for your needs with ease and convenience. Their platform provides detailed information, customer support, and a seamless shopping experience tailored to your electrical supply requirements.
ABB Thermal-Magnetic Circuit Breakers Editorial Review
The ABB Q-Line THQL21100 Circuit Breaker is a robust 100 Amp double-pole breaker designed for 120/240 VAC systems with a 10 kAIC interrupt rating, making it a reliable choice for load centers. This thermal magnetic plug-on breaker features a compact design with dimensions of 2.25"D x 5.68"W x 5.25"H, ensuring it fits well within existing panel setups. Users appreciate its straightforward installation process, citing its plug-in mounting type as a significant advantage. The reliability and safety provided by this circuit breaker make it a popular item among those looking to enhance their electrical systems.
Customer Reviews & Ratings
3 customers ratings
-
5 Star
100%
-
4 Star
0%
-
3 Star
0%
-
2 Star
0%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Pros
- Compact and space-saving design
- Easy plug-in installation
- Suitable for residential load centers
- High interrupt rating for safety
- Reliable thermal magnetic protection
Cons
- May require adaptation for certain older panels
Platform Trust & Buyer Confidence
JK
Jasmin
Verified buyer
“Great products and very good service: very easy and very fast international delivery.”
9 September 2026 · via Trustpilot
AG
Anke
Verified buyer
“Wonderful online shopping experience, smooth transaction from the start. Payment method works conveniently and delivery is unexpectedly fast and reliable. You go the extra mile for service. What makes this even more amazing, you deliver to Namibia. I will remain a happy Ubuy customer and will increase my purchases for sure! Thank you!”
10 September 2026 · via Trustpilot
H
Hazel
Verified buyer
“Very easy to find the products what you need, and so fast delivery, that’s why I highly recommended to others costumers to used ubuy.”
10 September 2026 · via Trustpilot
O
Opaleye
Verified buyer
“I received exactly what I ordered I was skeptical about your site because that was my first time to order. But the order came timely and neatly packaged. I was not disappointed. Thank you.”
11 September 2026 · via Trustpilot
AC
Adele
Verified buyer
“Easy to find and order what you want on the website. Delivery is quick to the UK”
8 September 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
GBP 60
Order now and get it around Saturday, October 03
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Only 1 item left in stock.
Secured transaction
PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Meets NEMA standards, ANSI certified, and CSA/UL listed.
- 100A double-pole breaker protects against electrical faults.
- Heat-resistant case ensures structural integrity.
- Corrosion-resistant tin-plated copper stabs for a reliable connection.
- Easy installation with a secure design and calibration screw.
- Ideal for use with any GE or ABB load center.
Ubuy Assurance
Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns *, and secure packaging on every order.