Top 30 Emi Filter Brands in 2024

The most popular brands for Emi Filter Includes EMI, Murata, uxcell, Spectrum, Cosel, NEC, Bourns, Vicor, Coilcraft, Cornell Dubilier among many others.

1

EMI

Popular Brand

EMI Supply are manufacturers and suppliers of industrial and construction supplies. They offer a range of products in adhesives and sealants, Industrial cleaners and lubricants, maintenance, abrasives, electrical equipment, safety equipment, tools, etc. EMI has always emphasized customer satisfaction over anything else and offers a 24x7 customer care service, manuals, videos, and application guides. Besides this, they offer easy payment options, free shipping in the USA, and easy returns. Their products are available on their official website.

2

Murata

Popular Brand

Murata Manufacturing is a Japanese manufacturer of electronic components. It is a leading manufacturer of ceramic filters, high-frequency parts, and sensors worldwide. Murata has always prioritized innovation in science and technology and holds many patents in ceramic capacitors. Began in 1944 as a personal venture, the company now produces several products such as circuit modules, SAW filters, communication modules, connectors, isolators, inductions, etc. Its circuits are used in iPhones. Murata Manufacturing has expanded its reach all over the globe with over 70 subsidiaries in the world.

3

uxcell

Popular Brand

UXCell is an e-Commerce platform with a transparent manufacturing process. Based in Hong Kong, it has been catering to millions of consumers since its inception in 2004. Its direct linkage with over 100 factories in China allows you to bargain with a factory to get the best deals on your products. Its smooth functioning is managed by its skilled team of experts that ensure customers are happy with the products they receive.

4

Spectrum

Best Brand

Spectrum Naturals was founded in 1986 and has since offered the highest quality of culinary essentials. They make organic oils and vinegar that are non-chemically extracted and use non-GMO ingredients. They are the number one culinary oil brand and meticulously run tests on their products to ensure the highest purity level. The brand generally sources its oils from places like Italy and Spain and uses a large variety of seeds and plants to make them.

5

Cosel

Best Brand

COSEL Co., Ltd is one of the primary makers and deals of electrical parts and EMI channels, established by Masato TANIKAWA in 1969 and settled in San Jose, California. The organization focuses on the best quality, dependability, client support, and a low field disappointment rate. It offers different choices and embellishments for our items, including conformal covering, low spillage current, low-speed fans, AC/DC exchanging power supplies, DC/DC converters, and EMI channels.

6

NEC

Best Brand

NEC Display is a leading brand of visual solutions and is among the big names in the industry. They offer the broadest display solutions and make creative displays for big screens like LCD desktops and laser projectors. The company uses skilled engineers and advanced technology to create its products. They aim to make the viewing experience more dynamic and serve their products in various markets, including healthcare and education.

7

Bourns

Best Brand

Electronic devices have become a necessity, and every machine requires a critical component or a sensor. Bourns provides such electronics components and sensors made of high-quality material and have various applications. From automotive and consumer electronics to Network communications and lighting, the items provided by Bourns can have multiple uses. The company also offers solutions to achieve enhanced performance and increased speed. Every product, like inductors, fuses, diodes, etc., has been tested and makes a customer's life easier.

8

Vicor

Best Brand

Power conversion solutions from Vicor Power are designed to be efficient at all times. It doesn't matter if innovative machines...

9

Coilcraft

Coilcraft is a company that designs and manufactures magnetic assistance for a variety of other industries. Since its founding in...

10

Cornell Dubilier

11

Delta Power

12

Eaton

Eaton is a power management firm that aids in improving how its clients handle mechanical, hydraulic, and electrical power. They...

13

Kyocera

The world's largest solar power generating systems manufacturer, Kyocera Corporation, is a global leader in developing and manufacturing electrical products...

14

OKAYA

Okaya designs and manufactures top-notch display, noise, and surge products for various electronic gadgets and appliances. They focus on using...

15

RFI

RFI has achieved significant progress toward its aim of being the most preferred partner for the wireless communication needs of...

16

JMK

17

Steward

Steward advancement materials were founded in 2002 and are a family-owned company. They have provided a detailed contact us section,...

18

Texas Instruments

19

ATI

ATI Systems is a group that is made up of five divisions. The company helps in manufacturing and supplying essential...

20

Vishay

Vishay is a manufacturer of electronic components. The company focuses on the quality of its products and calls them "The...

21

Miller

Miller Bridal is West Michigan's leading bridal salon, servicing all your wedding day needs. After discovering the ideal wedding gown,...

22

Pacific

Honey is a naturally occurring sugary substance made through the nectar extracted by bees, and producing, selling, and manufacturing raw...

23

ABB

ABB is a technology company that is leading in the global market. They tend to push the boundaries of technology...

24

Advance

Advance Instrument Inc. has excellent prowess in electric measurement technology and has progressed in various fields with a farreaching outcome....

25

Crydom

Sensata Technologies is a leading technology brand under the umbrella of Crydom, with an international presence and renown. They aim...

26

Indramat

Providing motion control explications for the industry's transfiguration is Indramat, under the name of Indradrive. The brand is also renowned...

27

Magnetek

For over 30 years, Magnetek has provided some of the best solutions to the crane industry with both traditional and...

28

Powers

Powers is a brand of power tools and accessories such as power fasteners and mechanical anchoring items. These products are...

29

Kepco

Kepco is a power supplying company registered under ISO standards. They have been in the industry since 1946 and manufacture...

30

Raytheon

Raytheon is a combination of solutions for the defense, aviation and aerospace sectors of our world. An assembly of the...

EMI Filter Buying Guide: Protect Your Electronics

Electromagnetic interference, or EMI, can wreak havoc on electronics. Electrical devices are everywhere today, and their numbers are growing. From cell phones to wireless headphones to Bluetooth speakers, the electromagnetic emissions from these devices can interfere with other electronic devices and cause them to malfunction. This is where EMI filter comes into play. An EMI filter can eliminate or greatly reduce the EMI emanating from your electronics. However, choosing the right EMI filter for your needs can be intimidating. This buying guide will help you through the process.

What is an EMI Filter?

An EMI filter is an electrical component that reduces or eliminates electromagnetic interference that can cause problems with electronic equipment. It can be a simple passive device made up of inductors, capacitors, and resistors, or it can be an active device that incorporates transistors, ICs, and other components. The filter works by trapping noise and preventing it from moving through the device.

Why You Need an EMI Filter?

EMI can cause a wide range of problems for your electronics. For example, it can cause problems with radio or satellite reception, create static when using speakers or headphones, and even cause equipment failure. EMI can also cause problems with sensitive equipment, such as medical or scientific instruments. An EMI filter can help prevent all of these problems by removing the interference from your device's signal.

Things to Consider When Buying an EMI Filter

Type of EMI Filter

There are two main types of EMI filters: passive and active. Passive filters are simpler and less expensive, but they are less effective at filtering out higher frequencies. Active filters, on the other hand, are more expensive but can filter out a wide range of frequencies, making them more effective in reducing EMI. Consider your needs and budget when choosing the type of EMI filter to buy.

Frequencies to Filter

EMI filters work by filtering out noise at specific frequencies. Different devices produce different frequencies. Therefore, you need to know the frequency of the EMI noise that you want to filter out. This will help you choose a filter that can handle the correct frequency range.

Maximum Current Rating

The maximum current rating of an EMI filter is an important specification to consider. It is the maximum amount of current that the device can handle. You should choose a filter with a maximum current rating that is greater than the maximum current of your device. The current rating is specified in amperes (A).

Termination Style

The termination style of the filter refers to the way it is connected to the device. The most common termination style is a through-hole that requires soldering. However, you can also get filters with other termination styles such as surface mount or wire lead. Choose a termination style that is compatible with your device.

Filtering Capabilities

The filtering capabilities of an EMI filter are important to consider. A filter with better filtering capabilities will remove more EMI noise, making it more effective. The filtering capabilities of a filter are typically measured in decibels (dB). The higher the dB rating, the better the filter's EMI reduction capabilities.

Compliance with International Standards

Different countries have different regulations regarding EMI. Make sure the filter you choose is compliant with the standards that apply to your location. This is especially important if you are planning to use the filter in a commercial or industrial setting.

Where to Buy an EMI Filter?

You can find EMI filters at electronics shops and online retailers. Online retailers like Amazon offer a wide selection of filters from different manufacturers. Buying online is convenient and allows you to compare prices easily. However, always make sure to buy from reputable sellers and look for filters that come with a warranty.

Conclusion

If your electronic devices are experiencing interference or other problems, an EMI filter may be just what you need. By reducing or eliminating EMI noise, an EMI filter can help improve the performance and reliability of your equipment. When choosing an EMI filter, consider the type of filter, the frequencies you want to filter, maximum current rating, termination style, filtering capabilities, and compliance with international standards. By understanding and evaluating these factors, you can choose the right filter for your needs and protect your electronics.

Additional Features to Look for in an EMI Filter

While considering the main factors in choosing an EMI filter, there are additional features that can make the filter more useful and convenient. These features include:

  • EMI Shielding: Some filters come with a built-in shield that helps to protect your device from external EMI interference. This can be particularly useful in environments with lots of electronic devices.
  • Temperature Range: Filters that operate within a wide range of temperatures ensure that they will work effectively no matter the climate or environmental conditions.
  • Compact Size: A smaller filter can allow for more efficient use of space within a device or equipment.
  • Easy Installation: Filters that are easy to install can save time and reduce the chances of damaging your electronic device. Look for filters that come with clear instructions and all the necessary tools and accessories.
  • Cost: While you shouldn't sacrifice quality for cost, finding a filter that fits your budget is also important. Look for filters that offer good value for money.

Common EMI Filter Applications

EMI filters can be used in a wide range of electronic devices and systems. Here are some common applications for EMI filters:

  • Power Supplies
  • Medical Equipment
  • Laboratory Equipment
  • Audio Equipment/Systems
  • Communications Equipment
  • Industrial Machines
  • Aircraft and Military Equipment
  • Automobiles

In Conclusion

Overall, an EMI filter is an essential component in ensuring that your electronic devices are protected from EMI interference. By considering the type of filter, the frequencies you want to filter, maximum current rating, termination style, filtering capabilities, compliance with international standards, and additional features, you can choose the right filter for your needs. Once you have selected the ideal filter, you can enjoy the increased reliability and performance of your electronics while preventing any disruption caused by EMI interference. Ensure that you buy an EMI filter from a reputable retailer and also check for the warranty to ensure that the product you purchase is reliable and functional.

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