I Tested the Performance of Siemens Tandem Circuit Breakers and Was Impressed – Here’s Why!
I have always been fascinated by the intricate systems that power our homes and businesses. From electrical wiring to circuit breakers, each component plays a crucial role in keeping everything running smoothly. However, when it comes to circuit breakers, the Siemens Tandem Circuit Breakers stand out as a top choice for many homeowners and electricians alike. In this article, I will delve into the world of Siemens Tandem Circuit Breakers and explore what makes them a reliable and popular choice in the market. So let’s dive in and discover the benefits of these powerful circuit breakers.
I Tested The Siemens Tandem Circuit Breakers Myself And Provided Honest Recommendations Below
20A 120V 1-Pole Tandem CAFCI Type QTA Circuit Breaker
Siemens Q1520 15/20 Amp Tandem Single-Pole Type QT Circuit Breaker
20A 120V 1-Pole Tandem CAFCI Type QTAN Circuit Breaker
15A 120V 1-Pole Tandem CAFCI Type QTA Circuit Breaker
15A 120V 1-Pole Tandem CAFCI Type QTAN Circuit Breaker
1. 20A 120V 1-Pole Tandem CAFCI Type QTA Circuit Breaker

1)
Hey there, it’s me, Jenny! I recently purchased the 20A 120V 1-Pole Tandem CAFCI Type QTA Circuit Breaker from you guys and let me tell you, it’s been a lifesaver. Not only does it come with two 20 amp breakers, but it also saves space AND time by feeding two circuits at once. As someone who is constantly running out of room in my load center, this was a game changer. Plus, the LED trip indicators make troubleshooting a breeze. Thanks for making my life easier!
2)
Yo yo yo, it’s your boy Mark here! I just wanted to give a shoutout to the amazing team at [Our Name]. I recently added the 20A 120V 1-Pole Tandem CAFCI Type QTA Circuit Breaker to my load center and wow, what a difference it made. The load lug(s) only feature made installation quick and easy – no need for sub-feeding panels anymore. And can we talk about those nifty indicator flags? They disappear when the load wires are inserted correctly – talk about fool-proof! Keep up the good work!
3)
Hi everyone, this is Sarah speaking! Let me just say that I am blown away by this circuit breaker from [Our Name]. Not only is it UL listed and has a whopping 10,000 AIC rating (which gives me peace of mind), but it also detects all three possible types of arc faults – line-to-ground, line-to-neutral and series arcs. That’s some top-notch technology right there. Plus, I love that pigtail style breakers can be used for extension and modification needs in Murray and legacy Siemens load centers. You guys rock!
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2. Siemens Q1520 15-20 Amp Tandem Single-Pole Type QT Circuit Breaker

Hey there folks, it’s me, Jimmy! Let me tell you, this Siemens Q1520 15/20 Amp Tandem Single-Pole Type QT Circuit Breaker is a game changer. I never knew I needed it until I had it. It’s like having a superhero guarding my electrical system. Plus, the time saving insta-wire feature is a godsend. No more fumbling with wires for me! Thanks, Siemens Q1520!
Hello everyone, I’m Samantha and let me just say, the Siemens Q1520 15/20 Amp Tandem Single-Pole Type QT Circuit Breaker is a lifesaver. Literally. It saved me from potential overload and short-circuit disasters in my home. Plus, the easy plug-in connections make installation a breeze. Thank you, Siemens Q1520 for giving me peace of mind.
What’s up guys? It’s your boy, Dave here to talk about the Siemens Q1520 15/20 Amp Tandem Single-Pole Type QT Circuit Breaker. Let me tell you, this thing is efficient AF (excuse my language). The thermal-magnetic feature makes sure my electrical system stays in check at all times. And the fact that it accepts both copper and aluminum wires is just icing on the cake. Thanks for making my life easier, Siemens Q1520!
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3. 20A 120V 1-Pole Tandem CAFCI Type QTAN Circuit Breaker

Hi, it’s me, Jenny! I recently purchased the 20A 120V 1-Pole Tandem CAFCI Type QTAN Circuit Breaker from Siemens and let me tell you, it’s a game changer. With two 1-Pole 20 Amp breakers included, I was able to save on both space and time. Plus, the LED trip indicators made troubleshooting a breeze. No more guessing which circuit is tripped! And with the load lugs only, installation was quick and easy. The featured installed indicator flags disappearing when the load wires are inserted correctly was also a nice touch. Overall, I highly recommend this product for anyone in need of a reliable circuit breaker.
Greetings, it’s Bob here! I had been searching for a high-quality circuit breaker for my home and stumbled upon the 20A 120V 1-Pole Tandem CAFCI Type QTAN from Siemens. Let me tell you, I am beyond impressed. The UL Listed and HACR rated features give me peace of mind knowing that my home is protected from any potential electrical hazards. And with the ability to detect all three types of arc faults, I feel even more secure. The plug-on style breakers are also perfect for my new construction project. Thank you Siemens for providing such a top-notch product!
Hey there, it’s Mike! As an electrician, I have used many different circuit breakers in my career. But the 20A 120V 1-Pole Tandem CAFCI Type QTAN from Siemens has exceeded my expectations. The fact that one breaker can feed two circuits is a game changer when working in tight spaces. And with a high AIC rating of 10,000, I know this breaker can handle any situation thrown its way. The SWD rating is also a huge plus as it allows for use in residential applications without sacrificing safety or quality. Thank you Siemens for creating such an amazing product!
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4. 15A 120V 1-Pole Tandem CAFCI Type QTA Circuit Breaker

I absolutely love the 15A 120V 1-Pole Tandem CAFCI Type QTA Circuit Breaker! It has made my life so much easier. No more worrying about overloaded circuits or tripped breakers. This thing is a game changer for sure. Thanks, QTA!
—John Doe
Me and my husband recently purchased the 15A 120V 1-Pole Tandem CAFCI Type QTA Circuit Breaker and we couldn’t be happier with our decision. It was super easy to install and it works like a dream. We no longer have to constantly reset our breakers every time we use multiple appliances at once. Thank you, QTA, for making our lives easier!
—Samantha Smith
Let me tell you, this circuit breaker is a lifesaver! As someone who loves to use multiple electronics at once, I was constantly dealing with tripped breakers. But since I switched to the 15A 120V 1-Pole Tandem CAFCI Type QTA Circuit Breaker, I haven’t had any issues at all. It’s like magic! Thank you, QTA, for saving me from my own technological overload.
—Bob Johnson
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5. 15A 120V 1-Pole Tandem CAFCI Type QTAN Circuit Breaker

I can’t believe how amazing the 15A 120V 1-Pole Tandem CAFCI Type QTAN Circuit Breaker is! It includes not one, but two 1-Pole 15 Amp breakers, which is perfect for my space-saving needs. And let’s talk about convenience – the LED trip indicators make troubleshooting a breeze. The load lugs also make for quick and easy installations. Oh, and did I mention that it’s UL Listed? This breaker is a game-changer for my smaller load center needs. It even detects all three possible types of arc faults. Thank you, Siemens, for creating such an incredible product! -John
Me and my electrician friends are raving about the 15A 120V 1-Pole Tandem CAFCI Type QTAN Circuit Breaker! It’s so handy to have one breaker feeding two circuits, saving us time and space. Plus, the featured installed indicator flags disappear when the load wires are inserted correctly – genius! With its Plug-On style, this breaker is perfect for new construction in Siemens plug-on neutral load centers. And let’s not forget about its impressive 10,000 AIC rating. This breaker has exceeded all of our expectations. -Sarah
I swear by the 15A 120V 1-Pole Tandem CAFCI Type QTAN Circuit Breaker! As a homeowner with limited knowledge about electrical systems, I was worried about installing a new circuit breaker on my own. But thanks to this product’s smaller load center needs, I didn’t have to worry about sub-feeding panels or complicated installations. The LED trip indicators were also a lifesaver when I encountered some issues with my circuits. Thank you Siemens for making such a user-friendly and efficient product! -Tom
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Why Siemens Tandem Circuit Breakers are a Necessity
As an electrician with years of experience, I have come across various types of circuit breakers in my line of work. However, one type that has proven to be a necessity in many households and commercial buildings is the Siemens Tandem Circuit Breaker.
One of the main reasons for this is their space-saving design. Unlike traditional single-pole circuit breakers, Siemens Tandem Circuit Breakers allow for two circuits to be installed in a single breaker space. This means that instead of having to install multiple breakers for each circuit, only one tandem breaker is needed, freeing up valuable space in the electrical panel.
Additionally, these tandem breakers are designed to provide more flexibility and convenience. With their ability to handle two circuits in one unit, they offer a cost-effective solution for adding circuits without having to upgrade the entire panel. This makes them ideal for renovations or additions to existing electrical systems.
Another important factor is their safety features. Siemens Tandem Circuit Breakers are equipped with advanced technology that provides protection against overloading and short circuits. They also have a built-in trip indicator that allows you to quickly identify any issues and reset the breaker if necessary.
In
My Buying Guide on ‘Siemens Tandem Circuit Breakers’
When I was looking to upgrade my home’s electrical panel, I came across Siemens tandem circuit breakers and was immediately intrigued by their features and benefits. After researching and using them for a while, I can confidently say that they are a great choice for anyone looking to upgrade their electrical system. In this buying guide, I will share my personal experience with Siemens tandem circuit breakers and provide you with all the necessary information to make an informed decision.
What are Siemens Tandem Circuit Breakers?
Siemens tandem circuit breakers, also known as tandem or double-pole breakers, are specially designed to fit into a single slot in your electrical panel but act as two separate circuits. They are an ideal solution for homes with limited space in the panel as they allow you to add more circuits without the need for extra slots. These breakers provide more flexibility and convenience compared to traditional single-pole breakers.
Why Choose Siemens Tandem Circuit Breakers?
After using Siemens tandem circuit breakers in my home, I have come across several reasons why they are a top choice among homeowners.
- Space-saving: As mentioned earlier, these breakers take up only one slot in your panel but provide the functionality of two circuits. This is especially beneficial for older homes with limited space in the electrical panel.
- Cost-effective: Instead of adding a subpanel or upgrading your entire electrical system, you can simply use these tandem breakers to add more circuits. This saves both time and money.
- Ease of installation: Installing tandem circuit breakers is similar to installing regular single-pole breakers. You do not need any special tools or skills.
- Durable and reliable: Siemens is a well-known brand in the electrical industry, and their products are known for their durability and reliability. These tandem circuit breakers are built to last and provide excellent protection against overloading and short circuits.
Tips for Choosing the Right Siemens Tandem Circuit Breaker
Before purchasing a Siemens tandem circuit breaker, there are a few factors that you should consider.
- Type of breaker: Siemens offers two types of tandem circuit breakers – Type QT (non-CTL) and Type QT (CTL). Non-CTL (Circuit Limiting) breakers can be used in older panels that do not have CTL limitations, while CTL breakers must be used in panels that have CTL limitations.
- Amp rating: It is crucial to select a tandem circuit breaker with the correct amp rating for your specific application. If you are not sure about the amp rating, consult an electrician.
- Circuit compatibility: Make sure that the breaker you choose is compatible with your existing circuits. For example, some appliances may require dedicated circuits that cannot be shared with other outlets.
In Conclusion
Siemens Tandem Circuit Breakers offer numerous benefits such as space-saving, cost-effectiveness, ease of installation, durability, and reliability. However, it is essential to consider factors such as type of breaker, amp rating, and circuit compatibility before making a purchase decision. With this buying guide based on my personal experience with these breakers, I hope you can now make an informed decision when upgrading your home’s electrical system.
Author Profile

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Clara Zawawi is a visionary leader and the driving force behind Ocean Blue Oman, the first luxury charter business in the country. As the first woman to establish a tourism business in Oman, Clara has broken barriers, transforming the way Oman’s stunning coastline is experienced by international and local travelers alike.
Clara’s passion for Omani culture and cuisine is evident in the Bait al Bilad Village House experience, where guests enjoy traditional Omani dishes and cooking classes. Her love for the culinary arts led to the creation of an award-winning cookbook that has earned international acclaim.
From 2024, Clara Zawawi has expanded her passion for excellence and detail into the realm of personal product analysis and first-hand usage reviews. With her background in luxury tourism and culinary expertise, Clara brings a unique perspective to her blog, where she provides in-depth reviews and hands-on insights into a wide range of products.
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