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  • 6 leading manufacturers
  • 24 additional suppliers
  • 16 states and provinces
  • 17 related categories
  • 4 guide sections
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Leading manufacturers
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Additional suppliers
The category's other listings, shown on its Additional Companies page. Counted by listing.
States and provinces
U.S. states and Canadian provinces where the listed companies are located.
Related categories
Other categories IQS links from this one as related products or processes.
Guide sections
Sections in this category's industry guide.
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Current Transformers Manufacturers and Suppliers

IQS Directory provides a detailed list of current transformer manufacturers and suppliers. Find current transformer companies that can design, engineer, and manufacture current transformers to your specifications. Peruse our website to review and discover top current transformer manufacturers with roll over ads and complete product descriptions. Connect with the current transformer companies through our hassle-free and efficient request for quote form. You are provided company profiles, website links, locations, phone numbers, product videos, and product information. Read reviews and stay informed with product new articles. Whether you are looking for manufacturers of voltage transformers, oil filled transformers, and dc transformers of every type, IQS is the premier source for you.

Suppliers located in CA, IL, NJ +13 more states

Read the current transformers guide
Contents (4 sections)

Leading Current Transformers Manufacturers

Location

Showing all 6

Leading current transformers manufacturers
Placement No.ManufacturerLocationContactActions
1

Triad Magnetics

With more than 500 transformer manufacturers in the world, why choose Triad? We’ve been an industry leader for over 80 years, demonstrating our commitment to quality and reliability as we continue to innovate. With over 1,500 standard off-the-shelf parts and the capability to customize any of our products to meet your specific needs, our engineering team is available to assist you. Contact us today to let us know how we can help with your next project!

LocationPerris, CA
View Manufacturer
2

V-Tech Manufacturing Solutions, LLC

At V-Tech Manufacturing Solutions, we provide electric transformer solutions designed to support reliable power distribution, voltage regulation, and electrical system performance across a wide range of industrial and commercial applications. Our company focuses on delivering products that meet demanding operational requirements while maintaining quality, consistency, and long-term dependability.

LocationCastle Rock, CO
View Manufacturer
3

Lenco Electronics, Inc.

Established in 1973 manufacturing a wide variety of custom transformers and inductors. Transformer products range from small PC transformers to single-phase units with capacities between 10mW and 25KVA, as well as three-phase transformers from 7VA to 75KVA. With our extensive experience in custom inductors and transformers, Lenco serves as your source for all requirements. We offer affordable samples, as well as design and manufacturing support, whether you need just one unit or thousands.

LocationMcHenry, IL
View Manufacturer
4

Dongan Electric Manufacturing Company

Dongan Electric Manufacturing Company delivers high-quality electric transformers built for industrial, commercial, and OEM applications. With decades of experience, our team engineers reliable and efficient solutions for power distribution and electrical systems. Our extensive product line includes control transformers, industrial control transformers, encapsulated transformers, and custom-designed units, all crafted with precision and durability.

LocationFraser, MI
View Manufacturer
5

Sun Transformer

At Sun Transformer, we specialize in the design and manufacture of electric transformers built to support dependable power distribution, voltage regulation, and electrical performance across a wide range of industrial and commercial applications. Our company is focused on delivering transformer solutions that meet demanding operational requirements while maintaining reliability, efficiency, and long-term value.

LocationMcLeansboro, IL
View Manufacturer
6

SNC Manufacturing Company, Inc.

At SNC Manufacturing Co., we specialize in the design and production of electric transformers that serve a wide range of industrial and commercial applications. As a team deeply rooted in electrical innovation, we take pride in engineering solutions that deliver consistent performance, exceptional durability, and long-term value. Our capabilities extend from custom transformer manufacturing to OEM solutions, allowing us to meet the unique needs of our customers with precision and reliability.

LocationOshkosh, WI
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Additional Current Transformers Companies

The category’s other current transformers companies are listed on their own page, with location, phone and website where each supplier provides them.

View 24 Additional Current Transformers Companies

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Quick Answers

How many current transformers manufacturers are listed on IQS Directory?
6 leading manufacturers and 24 additional suppliers.
Where are current transformers manufacturers located?
The listed suppliers are in 16 states and provinces: California (6), Illinois (4), New Jersey (3), Ohio (3), Colorado (2), Connecticut (2), Arizona (1), Florida (1), and 8 more.
How do I get quotes from current transformers suppliers?
Select suppliers in the table and choose Request Quotes. IQS reviews your request and forwards it to every supplier you select.

Current Transformers

4 sections

Current transformers are tools that are used to measure the current (or flow of electricity) in electrical transmission lines.

Applications of Current Transformers

Current transformers are important parts of power grid flow measurement. They can be found in large volumes on all power grids at specific intervals. They are also found mounted on homes and businesses for the purposes of measuring electricity flow. They are fitted with meters that can be easily read by utility workers. Because of the role current transformers play in the measurement and control of the flow of electricity, they are an essential part of all electricity control and access systems.

How Current Transformers Work

Understanding a current transformer requires an understanding of electrical current. Electrical current is measured in amperes, and one ampere is equal to the movement of 6.241 × 1018 electrons passed a given point per second. While power transformers control voltage, current transformers can measure and control movement for measuring purposes and help control the flow of electricity to electronic devices. Current transformers are used to obtain the measure of current in an AC power transducer. Current transformers also retain the ability to transform current to a value suitable for measurement or control. These transformers provide isolation and a step-down current output.

Types of Current Transformers

The simplest form of a current transformer consists of two coils of wire, electrically insulated from one another and arranged so that a change in the current in one coil (the primary) will produce a change in voltage in the other (the secondary). The transformers are designed to provide a current in its secondary, which is accurately proportional to the current flowing in its primary.

There are several types of current transformers including protective, measuring, air-gapped, anti-remanence, wideband, and linear current transformers as well as differing styles including split core and clamp-on current transformers. As is true with all other electricity control and measuring equipment, extra care must be taken when servicing or inspecting current transformers in order to avoid injury or equipment damage.

Points to Consider When Purchasing Current Transformers

The accuracy and cost of current transformers depend on core materials. In a current transformer, the wire to be gauged is placed within the opening of the device and a measure of either alternating voltage or alternating current is produced.

 


More Current Transformers Information

 

 

Current Transformer Informational Video