Suenn Liang
Stangenes Industries, Inc.
Sonal Industries
Shuogong Power
RoMan Manufacturing, Inc.
R Baker
Power Partners
Omega Engineering, Inc.

20 Single-Phase Transformer Manufacturers in 2024

This section provides an overview for single-phase transformers as well as their applications and principles. Also, please take a look at the list of 20 single-phase transformer manufacturers and their company rankings. Here are the top-ranked single-phase transformer companies as of April, 2024: 1.Power Partners, 2.Custom Coils, 3.Stangenes Industries, Inc..

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List of 20 Single-Phase Transformer Manufacturers

*Including some distributors, etc.

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    • Omega Engineering, Inc.
      • United States of America Address: 800 Connecticut Ave. Suite 5N01, Norwalk, Connecticut, United States of America

      Manufacturer Overview

      OMEGA Engineering Inc., founded in Norwalk, CT, in 1962 is a manufacturer of products used to measure temperature and humidity, flow and level, and pressure. The company's product portfolio includes thermocouple probes and assemblies, pressure gauges and switches, and air velocity measurement systems, wireless systems and portable optic sensors. The company serves markets including Automotive and Electric Vehicles, Renewable Energy and Energy Storage and Electronics and IT Infrastructure. The company also offers customer services that include support, custom research projects and customized services.

    • RoMan Manufacturing, Inc.
      • United States of America Address: 861 47th Street SW, Grand Rapids, Michigan, United States of America

      Manufacturer Overview

      RoMan Manufacturing, Inc., founded in 1980 and headquartered in Grand Rapids, Michigan, USA, is a manufacturer of power conversion systems. The company specializes in producing various products, including transformers, water-cooled power leads, and DC power supplies, that have optimal efficiency, durability, and stability for desired performance. These advanced power conversion systems serve industries like automotive, metalworking, and industrial automation while playing an essential role in powering various applications for industrial operations and necessary output. It is ISO 9001 certified and a member of the American Welding Society and IHEA.

    • Power Partners
      • United States of America Address: 200 Newton Bridge Road, Athens, Georgia, United States of America

      Manufacturer Overview

      Power Partners, established in 1958 in Athens, Georgia, USA, is a manufacturer of various transformer, components, and transformer protection equipment. The product line includes power transformers, EZ Lift eyebolts, distribution transformers, transformer coils, and various transformer protection devices. These products are equipped with optimal efficiency, stability, and advanced technology, allowing optimal electrical power distribution and management. The products find applications in various industries, such as energy, utilities, manufacturing, and infrastructure development. The company offers 48 hours short storm response and sustainable products for the electrical industry. It is a part of ERMCO, and meets ANSI, IEEE, NEMA certifications.

    • Custom Coils
      • United States of America Address: 109 Iowa Street,Alcester, South Dakota, United States of America

      Manufacturer Overview

      Custom Coils, established in 1967 and based in Alcester, South Dakota, is a manufacturer of transformers, inductors, coils and other magnetic components. The company manufactures a range of products which include different types of transformers like power, step up/down, high voltage, ferrite, and trigger pulse transformers as well as DC igniters, high current inductors and antenna coils. These products find application in camera flash, Xenon lighting and flash tubes, motor clutches, biomedical and military targeting lasers. Additionally, the company also provides services such as reverse engineering, custom prototyping, custom winding, component assembly and transformer lamination.

    • Stangenes Industries, Inc.
      • United States of America Address: 1052 East Meadow Circle, Palo Alto, California, United States of America

      Manufacturer Overview

      Stangenes Industries, Inc. started in 1974 and is headquartered in Palo Alto, California. The company is a manufacturer of magnetic cores and transformers used in the medical and research industries and various military applications. Customers include the United States Department of Energy as well as research facilities such as CERN and DESY in Europe and KEK in Japan. Transformers are the company’s primary product including pulse, isolation, current, and general transformers. The company also produces electromagnets, pulse modulators, power supplies, and magnetic cores.

    • Lenco Electronics, Inc.
      • United States of America Address: 1330 S. Belden St., McHenry, Illinois, United States of America

      Manufacturer Overview

      Lenco Electronics, Inc., Since 1973, is a manufacturer custom inductors and transformers such as PCB transformers, constant voltage, autotransformers, and custom transformers. The company also provides NEMA 1 enclosures with removable panels and knockout holes to make electrical connections simple. The McHenry, Illinois-based company services the power production and distribution, electronics, telecommunications, automotive, and electronics industries, and it is a member of the Transformer Association. The business's impregnation area is equipped with three walk-in ovens for the labor-intensive curing process as well as impregnation tanks for vacuum Epoxy and varnish.

    • Dietz Electric Co., Inc.
      • United States of America Address: 4329 W Lincoln Ave, Milwaukee, Wisconsin, United States of America

      Distributor Overview

      Dietz Electric was founded in 1974 and is based in Milwaukee, Wisconsin. Dietz Electric is a broad-line stocking distributor offering electric motors, drives, and power transmission products. Dietz Electric also offers customization options to test, manufacture, modify, and repair all product offerings. Product offerings include electric motors, hazardous locations motors, custom electric motors, variable frequency drives, motor controls, power transmission solutions, and specialty items such as purge systems, Uras vibrators, disc brakes, transformers, and AC line reactors.

      • Japan Address: 4-8-7 Nagajigongencho, Okaya, Nagano, Japan

      Manufacturer Overview

      Toyogiken Co. Ltd (TOGI) is a manufacturer in electrical machinery and accessories. They design, develop and sell terminal blocks, transformers, cables, box terminals, PC board terminals and related accessories. TOGI headquartered in Nagano, Japan has set up their global operations in China, Taiwan, Korea, Thailand, Indonesia, Malaysia and Vietnam. The company is ISO:9001 2015 certified. In addition they are also involved in solar power business operations. TOGI holds 7 patents, 5 trademark patents and 48 utility model patents.

    • Hitachi, Ltd.
      • Japan Address: 6-6, Marunouchi 1-chome, Chiyoda-ku, Tokyo, Japan

      Manufacturer Overview

      Hitachi, Ltd was established in 2002 and headquartered in Chiyoda-ku, Tokyo is a manufacturer of industrial electrical equipment and system solutions. The company offers an extensive and diversified product portfolio including industrial drive systems, power electronics, energy-related equipment, power distribution systems, and various other industrial solutions. These products serve as integral components that drive advancements in industrial capabilities across diverse sectors by playing a pivotal role in promoting energy conservation and storage, automating robot systems in large factories, enabling smarter manufacturing through digital solutions, and facilitating efficient transportation within industrial facilities.

      • Japan Address: No.1-9,2-chome,Dojima,Kita-ku, Osaka, Japan

      Manufacturer Overview

      RISHO KOGYO CO. LTD. is a Japanese manufacturer of electronic materials and cast resin products founded in 1921 and based in Kita-ku, Osaka. The company produces various electronic materials, insulating materials, and epoxy cast resin devices. Its products include epoxy tape for smart card terminals, cast resin phase advanced capacitors, and thermosetting resin laminated tubes/rods. The company primarily serves clients in the energy distribution, civil engineering, and offshore sectors. It offers additional services such as R&D, environmental management, and customer support.

      • India Address: 207, Pioneer Ind.Est., Subhash Road., Jogeshwari E , Mumbai, Maharashtra, India

      Manufacturer Overview

      KRISHNA ELECTRICALS, established in 1990 in Mumbai, India, is a manufacturer of transformers, and various electrical components. The company offers various products, including transformers, grinder extension boxes, solar water heaters, and safety headlamps. The transformers are efficient and stable, ensuring optimal electrical power distribution. The grinder extension boxes facilitate convenient tool usage, enhancing productivity. The solar water heaters harness renewable energy, reducing energy costs and environmental impacts. These products find applications in various industries, including construction, manufacturing, and residential sectors. It is ISO 9001:2015 certified, and serves Godrej, Larson & Toubro, Tata Power, and Siemen’s Systems, to name a few.

    • KDM
      • China Address: #9, Xinyuan Road, Huishan District, Wuxi, Jiangsu, China

      Manufacturer Overview

      KDM is a Chinese manufacturer and supplier of steel enclosures that was established in 2006 in Wuxi, Jiangsu. The company produces various outdoor and indoor enclosures, including control panel, telecom, and battery configuration models. It also offers merchandise displays, point-of-purchase and point-of-sale (POP/POS) materials, and retail fixtures such as racks and shelves. KDM products are mainly used by clients in the industrial and retail sectors, as well as in the telecommunication and energy industries.

    • Sonal Industries
      • India Address: Gat No.129 - 1/1, Behind New Swagat Restorant, Pune - Mumbai, Express Highway, Tathawade, Pune, Maharashtra, India

      Manufacturer Overview

      Sonal Industries, founded in 2008 and headquartered in Mumbai, India, is a manufacturer of power transformers, high-current transformers, high-voltage transformers, and chokes. The precision-engineered products are designed to ensure efficient electrical power distribution, voltage regulation, and current management. These transformers and chokes are used for their stability, durability, anti-corrosion features, and ability to meet stringent performance standards across various industries, including power generation, transmission, and distribution, as well as industrial machinery and electrical equipment. The company adheres to international standards such as ISO 9001:2015 and use advanced technology to offer unique, energy-efficient solutions for diverse needs.

    • Transcon
      • India Address: Sy. 102&103, Plot No. 11-13-173/15/15A/20/21, SIFCO Road, Balanagar, Hyderabad, Telangana, India

      Manufacturer Overview

      Transcon was established in 2003 and is based in Hyderbad, Telangana, as a manufacturer of energy-efficient tools. The company is the first industry to get certified with the stringent BEE 5 star rating. The company's product portfolio includes distribution transformers, power transformers, special designed transformers, lightning arrestors as well as servo controlled voltage stabilizers. The company also produces 33 kV voltage class and 25KVA distribution transformers while investing in an in-house engineering and R&D.

    • R Baker
      • United Kingdom Address: Evans Road, Speke, Liverpool, United Kingdom

      Manufacturer Overview

      R Baker Electrical, established in 1982 and headquartered in Liverpool, United Kingdom, is a manufacturer of transformers and motors. The company specializes in producing a comprehensive range of transformers, including power transformers, distribution transformers, dry-type transformers, motors, and furnace transformers. These transformers are engineered to offer efficient voltage regulation, reduce electrical losses, and ensure the safe distribution of electrical power. The transformers are important components in various industries, including energy distribution, manufacturing, construction, and more. It adheres to stringent quality standards and certifications, such as ISO 9001, ensuring the reliability and performance of the products.

      • China Address: No.8 Xinggong 1st Road, Jiangshan City, Zhejiang, China

      Manufacturer Overview

      SCOTECH, established in 1999 and located in Zhejiang, China, is a manufacturer of various transformers and metallurgy products. The product portfolio includes power transformers, distribution transformers, prefabricated substation dry-type transformers, and furnace transformers. These transformers are designed to efficiently manage and distribute electrical power, ensuring optimal performance and safety in various applications. The transformers find use in industries such as power generation, distribution, mining, metallurgy, and more. The company has ISO 9001 and ISO 14001 certifications and makes up to 100 MVA 230KV transformers for stability and efficiency of electrical systems across diverse sectors.

    • Suenn Liang
      • Taiwan Address: No.13, Jingke Central 2nd Rd., Nantun Dist., Taichung City, Taiwan

      Manufacturer Overview

      Suenn Liang, founded in 1986 at Taichung CIty, Japan is a manufacturer of customized and professional electrical power transformers. The company specializes in electrical power transformers and uses cutting-edge technology to make toxic inspection, functional inspection passed transformers. A few of their products are auto voltage regulator, single and three phase reactor, three phase power transformer, and single phase AC to DC dry type transformer. They are used in electric reactors, X-ray equipment, CNC machinery, automation systems and PCB drilling machines along with many other applications. These transformers make power distribution to commercial, industrial and residential electrical loads safely and smoothly.

    • Shuogong Power
      • China Address: No. 345 South Zhangshen Road, Zhangmutou Town, Dongguan City, Guangdong, China

      Manufacturer Overview

      Shuogong Power, established in 2006 and based in Guandong, China, is a manufacturer of various power control transformers. The product offerings include single-phase and three-phase transformers, voltage transformers, and current transformers. These transformers are designed to provide efficient voltage conversion, current measurement, and electrical isolation, ensuring optimal power distribution and control in various electrical systems. The transformers find application in industries such as electronics, telecommunications, manufacturing, and renewable energy. The ISO, RoHS certified company offers stable and optimal-performance transformers that meet international standards for power control solutions worldwide.

    • Electronic Craftsmen
      • Canada Address: 73 Schaefer Street Waterloo, Ontario, Canada

      Manufacturer Overview

      Electronic Craftsmen is a Canadian custom manufacturer specializing in inductors and transformers that was originally founded in 1956 as E Craftsmen Corporation. From their 23,000 sq ft facility in Waterloo, Ontario, the company produces various custom magnetics including power, toroidal, and flyback transformers, common and differential mode chokes, and filter inductors. These are used by clients in the renewable energy, aviation, and industrial manufacturing sectors. Electronic Craftsmen has an onsite machine shop from which it provides additional services for customer projects, such as engineering, encapsulation, prototyping, and testing.

    • Manufacturer Overview

      Kunda Transformers Private Limited, established in 2012 in Hyderabad, Telangana, India, is a manufacturer of transformers and electrical products. The company specializes in manufacturing various optimal-quality transformers, including power transformers, distribution transformers, and special-purpose transformers. These transformers are equipped with robust construction, efficient performance, and adherence to international standards, ensuring stable and safe electrical operations. The products find applications in various industries such as power distribution, manufacturing, renewable energy, and infrastructure development. It offers advanced transformer solutions that result in the efficient functioning of electrical systems and is ISO 9000:2015 compliant.

Single-Phase Transformer Manufacturer Ranking

*Including some distributors, etc.

Derivation Method

The ranking is calculated based on the click share within the single-phase transformer page as of April 2024. Click share is defined as the total number of clicks for all companies during the period divided by the number of clicks for each company.

Number of Employees

  1. Hitachi, Ltd.: 29,485
  2. Power Partners: 400
  3. TOYOGIKEN CO.,LTD.: 238

Newly Established Company

  1. Sonal Industries: 2008 (16 years ago)
  2. Shuogong Power: 2006 (18 years ago)
  3. Transcon: 2003 (21 years ago)

Company with a History

  1. Hitachi, Ltd.: 1910 (114 years ago)
  2. RISHO KOGYO CO., LTD.: 1921 (103 years ago)
  3. Omega Engineering, Inc.: 1962 (62 years ago)

Single-Phase Transformer Manufacturers in United States

*Including some distributors, etc.

Global Distribution of Single-Phase Transformer Manufacturers by Country

*Including some distributors, etc.

Country Number of Companies Share (%)
United States of America United States of America 7 36.8%
Japan Japan 3 15.8%
India India 3 15.8%
China China 3 15.8%
United Kingdom United Kingdom 1 5.3%
Taiwan Taiwan 1 5.3%
Canada Canada 1 5.3%

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