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siemens circuit breaker compatibility list

by Prof. Khalil Pollich Published 3 years ago Updated 2 years ago

Breakers Compatible with Siemens

  • Murray
  • QUF, QPF, QT, and QP Siemens breakers.
  • UL-certified Eaton breakers

Full Answer

What breakers are compatible with Siemens?

Your safest bets are Siemens QAF, QPF, QT, and QP. The most recommended way to know what breakers are compatible with Siemens, check your panelboard’s manufacturer’s manual. But what if you no longer have it or the instructions are illegible? You can use the previous broken Siemens breaker as a reference when buying.

Are Square D Breakers compatible with Siemens Breakers?

Yes, Siemens makes what is called a "QD" Series breaker that is UL listed and "classified" to be used in a very specific list of Sq. D load centers. The list comes in the box with the breakers, but you CANNOT use them willy-nilly in place of QO breakers. Click to see full answer. People also ask, are homeline and Siemens breakers interchangeable? Siemens manufactures a CLASSIFIED breaker that is suitable for replacement ONLY in certain Square D panels as indicated on the breaker literature.

Are Seimens Breakers compatible with Homeline?

So now there are Siemens (they are dropping the Murray name), Eaton BR (ex-Bryant), and Square D Homeline products, as well as several aftermarket-only brands like Connecticut Electric, that all make plug-in breakers that are classified for MANY of the common panels made by their competitors, meaning you can retrofit a Siemens breaker into a Homeline panel, an Eaton BR into a Siemens panel, a Homeline breaker into an Eaton BR panel, and the BREAKERS are all listed as acceptable substitutes ...

Which breakers are compatible?

While you now know that Eaton breakers, Westinghouse breakers, Square D breakers, and Cutler-Hammer breakers are largely compatible, you still need to find the exact models you need for your facility. Click to see full answer. Similarly, are Cutler Hammer and Siemens breakers interchangeable?

Which breakers are interchangeable with Siemens?

The Siemens QP, QT, QAF, and QPF are the standard "interchangeable" plug-on type breakers used in loadcenters under several brand names including Siemens, Murray, Gould, and Sylvania to name the most common.

Are Siemens and Eaton circuit breakers interchangeable?

Eaton's UL classified breakers are designed and tested to be both mechanically and electrically interchangeable with circuit breakers manufactured by General Electric, Thomas & Betts, ITE/Siemens, Murray, Crouse-Hinds, and Square D.

Are Square D and Siemens breakers compatible?

The Siemens Type QD circuit breakers have been classified by UL for use in place of the Square D Type QO® listed circuit breakers in the Square D UL listed panelboards shown below.

What circuit breakers are interchangeable?

Specified breakers are breakers that have been tested and listed for a panel by the manufacturer. Interchangeable breakers are breakers that have been tested in the panels that they are approved for and are similar to specified breakers, typically by a third party such as Underwriter's Laboratory (UL).10-Jun-2021

Are GE breakers compatible with Siemens?

Siemens breakers can be used in GE breaker boxes, and they are generally known to be compatible. Match the size and voltage requirements when using Siemens breakers, as using the wrong breakers can have dangerous results.

Is Square D better than Siemens?

Reasons To Choose a Square D Electrical Panel There are many electricians as well as homeowners who believe that the choice between a Square D electrical panel and a Siemens electrical panel really boils down to personal preference because they are both equally high quality.19-Jul-2021

Can you mix breaker brands?

Brand: Always install the correct brand of breakers in your breaker panel. While some breakers are interchangeable, many are not, even if they look the same. Replacing one brand of breaker with another can be dangerous, may void your breaker or panel warranty, and may lead to a failed electrical inspection.

Will Eaton breaker fit Siemens panel?

Eaton's UL classified breakers are designed and tested to be both mechanically and electrically interchangeable with circuit breakers manufactured by General Electric, Thomas & Betts, ITE/Siemens, Murray, Crouse-Hinds and Square D.

Do breakers need to match the panel?

Generally, the breaker has to match the manufacturer of the box. But you do not need to match manufacturers between separate boxes.14-Oct-2014

Are electrical panels universal?

Most electrical devices, like switches, outlets, and light fixtures can be swapped out with another brand without any problems. ... Electrical panels also come in different styles for residential, commercial, and industrial installations.20-Jan-2019

Are Square D QO and Homeline breakers interchangeable?

These circuit breakers are used for overload and short-circuit protection of your electrical system. Square D Homeline breakers are compatible with Homeline breaker boxes and CSEDs. Square D QO breakers are compatible with QO breaker boxes and CSEDs. Each ANSI-certified and UL-listed.

Why Should You Stick to the Official Documentation?

This is because there’s more than a handful of ways that you’ll end up with the wrong breaker otherwise. Is it risky if you go this route?

What About UL Classified Circuit Breakers?

UL classified breakers, especially those made by Eaton, are an exception to what I said. Why? They’re designed for interchangeability with Siemens breakers, simply put.

Take the Time to Test Your Breaker

Even if you’re close to 100% certain that the breaker replacement you buy is compatible with the panel, I’d still suggest you test it first before using it. Check whether it fits the slot intended for it. Believe it or not, some subcontractors even cut breakers with a saw just to make them fit.

Conclusion

To sum it up, you can rely on a number of Siemens circuit breakers cross reference sites online for knowledge, but, to me, they’re not as conclusive and veritable as anything recommended by the brand through its official manuals.

Take advantage of our services

Here you will find important information, documents, and addresses relating to low voltage power distribution and electrical installation technology.

Get in contact with our sales support and customer service for low voltage power distribution

Do you need help on a concrete project? Do you need a quote for any of our products or solutions? Do you need support for your installed equipment? Do you have a technical question? Do you need something totally different? You can contact us 24/7. We are looking forward to your call or online request.

What is a UL classified circuit breaker?

Specified breakers mean the manufacturer has tested the breakers in the panel and listed them to be used in that panel. You have probably noticed “UL Classified” and interchangeable circuit breakers around the market. These are breakers that have been tested in panels that they are approved for, similar to manufacturer specified breakers.

Is using breakers not listed or labeled a violation of the electrical code?

They site the National Electrical Code (NEC) Section 110-3 (b), which states that using breakers not listed or labeled is a code violation. Their argument is for public safety drawing evidence from past accidents due to the use of Classified breakers in their panel.

Can you use UL classified breakers in panelboard?

Otherwise, just replace the same type of existing breakers in the box. Manufacturers would want to specify their own breakers for use in their panelboards for obvious financial reasons. However, remember you have options with UL Classified breakers like the chart above. Some electricians use Classified breakers for obvious reasons, whether for price, availability, or convenience. But which ever circuit breakers you go with, make sure to install them safely.

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