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Plug-In Transformer Manufacturers and Suppliers

IQS Directory provides an extensive list of plug-in transformer manufacturers and suppliers. Utilize our website to review and source plug-in transformer manufactures with our easy-to-use features which allow you to locate plug-in transformer companies that will design, engineer, and manufacture plug-in transformers for your exact specifications. Our request for quote forms make it easy to connect with leading plug-in transformer manufacturers. View company profiles, website links, locations, phone number, product videos, customer reviews, product specific news articles and other production information. We are a leading manufacturer directory who will connect you with the right manufacturers whether you are looking for power transformers, current transformers, or step down transformers.

Additional Companies:

  • Laguna Hills, CA

    Win Source Electronics, a premier electronic component distributor, offers a broad range of high-quality semiconductors, sensors, diodes, oscillators, and connectors. Our products, sourced from leading global manufacturers, ensure reliability and performance for various applications in manufacturing and technology sectors. Committed to reducing market time and optimizing supply chain efficiency, Win Source provides personalized solutions to meet urgent and long-term component needs.

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  • Houston, TX

    AMGIS can supply your company with a variety of toroidal power products. Whether the application requires power toroidal transformers, toroidal inductors, commercial or medical isolation transformers, 3 phase transformers, auto transformers, high efficiency transformers for renewable energy, or custom toroidal applications, Amgis has a solution for your needs.

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  • Torrington, CT

    Bicron Electronics specializes in high efficiency toroidal transformers up to 10KVA with safety recognitions from UL, CSA, VDE, TUV and IEC as well as high frequency transformers up to 10MHz for isolation, gate drive, pulse and switch mode functions. Bicron is ISO 9001:2000 certified.

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  • Shelton, CT

    We design and manufacture Toroidal Transformers, Inductors and Current Transformers in Connecticut, USA and Asia. Certified to UL/CSA/IEC/EN. CE marking. Applications from lighting to medical devices. Customers served Worldwide. For High Frequency Magnetics, visit our affiliate www.Induktorusa.com

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  • Hawthorne, NJ

    Our lighting electronic transformers are state of the art in construction, components and engineering. Low voltage transformers at CAST come in a variety of models including our Master Series, Journeymen Series, Power Pro Series and Export Series. We also have Mini Transformers for special applications.

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  • Torrance, CA

    Coast/ACM is a leading supplier in the magnetics industry. We have been a top manufacturer of highly reliable transformers and inductors for commercial, defense and space applications since 1952.

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  • Tempe, AZ

    CTM Magnetics is the premier supplier of power quality solutions for the line (grid) side and load (motor) side of variable frequency drives (VFDs) and other power conversion systems from (40 A - 3,000 A), and (0 Hz – 1 MHz). With innovative liquid cooled technology, CTM provides power quality products that offer 50% reductions in size, weight, audible noise, and 97% reduced cabinet air temperature rise at no additional cost. We serve HVAC & Chillers, Marine, Oil & Gas, Military, and EV markets.

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  • Perris, CA

    At Electronetics, we care about quality and performance, and our way of showing it is by providing a wide variety of our equipment and personalized services such as design and prototyping for your most time-sensitive and demanding of projects. All products are 100% USA manufactured, with production quantities ranging from 10-500,000. We are ISO 9001:2008 certified, and have over 30 years of experience in a multitude of industries. Contact us today to learn more!

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  • Gowanda, NY

    Gowanda is a global supplier and manufacturer of electronic parts used in the defense, space, medical, railway, and industrial industries. We specialize in inductors, transformers, coils, and more. Our credibility stems from more than our AS9100, ISO9001, and ISO13485 certifications. We conduct in-house lab testing, invest in prototyping equipment, and maintain an expansive network of suppliers.

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  • Guelph, ON

    Hammond Manufacturing specializes in a wide range of transformers, including electric transformers, custom transformers, power transformers, isolation transformers, toroidal transformers and current transformers. We serve many industries with our complete line of top-quality transformers.

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  • Huntington Beach, CA

    Inductor Supply is a complete manufacturer of power and current transformers, toroidal and dry type transformers, isolation transformers and distribution transformers. Inductor Supply is committed to providing the best price, quality and delivery possible to a variety of industries.

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  • Franklin, WI

    Located in Franklin, Wisconsin, we are dedicated to serving customers wherever they may need us around the world! Since our inception in 1915 we have been committed to ensuring that our customers are receiving the high quality auto transformers and other products and services that they have come to rely on. For more information on what we may be able to do for you visit us online today!

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  • Stratford, CT

    For three decades, J.R. Merritt Controls has been a leading voice in the evolution of industrial control and human interface solutions, helping our customers experience heightened levels of machine operator productivity, comfort and safety. We pledge to remain dedicated to providing innovative application solutions and products of unmatched quality and durability.

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  • Longmont, CO

    Magnelab designs and manufactures AC current sensors and current transformers. We are an ISO 9001 certified company, maintaining our tradition of quality and continual process improvement.

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  • Telford, PA

    At Magnetic Specialties, Inc., we are dedicated to advancing the field of electric transformers with a blend of innovation and precision. Our expertise spans a wide range of transformer solutions, each tailored to meet the specific needs of our clients. We specialize in designing and manufacturing high-quality transformers that deliver reliable performance and efficiency. Our product offerings include custom-designed transformers that cater to various industrial and commercial applications.

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  • Mount Holly, NJ

    With over 40 years of experience, we’ve designed and manufactured a wide array of mid- to high-frequency electronic transformers in numerous sizes and shapes. We specialize in toroidal, pot core, e core and bobbin-based transformers, as well as baluns, chokes, bar chokes and more. Plus, our winding specialists can manufacture components that fit into even the smallest spaces.

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  • Lake Forest, CA

    Nujay takes on the responsibility of identifying, auditing & qualifying high-quality off-shore suppliers, and dealing with them on a day-to-day basis. We offer laminated and coiled transformers that have a wide variety of electronic product applications. They are certified to U.S., Canadian and European standards.

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  • Anaheim, CA

    At Pacific Transformer Corporation, we are dedicated to leading the industry in the design, manufacture, and servicing of electric transformers. Our expertise spans a comprehensive range of transformer solutions, including distribution transformers, power transformers, and specialty units tailored to meet specific operational requirements.

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  • Odessa, FL

    POWER QUALITY INTERNATIONAL, INC. is a full service company, providing power system solutions to its many consulting, utility, industrial, governmental, institutional, commercial and manufacturing clients. The mitigation of load-generated power system harmonics and efficiency improvement is a specialty. PQI clients and customers benefit from over forty years of engineering experience.

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  • Rockledge, FL

    Renco Electronics is a custom manufacturer of both standard and custom transformers, electric and power transformers and isolation transformers for applications in industries such as telecommunications, computers, medical equipment and more.

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  • Sag Harbor, NY

    Founded in 1946, Sag Harbor Industries is your partner for faster, better & more economical electric transformers & assemblies – going beyond just simple components. Low-High voltage, single & 3 phase, miniature to ultra mini, ignition transformers, negative ion power supplies, ferrite core toroidal transformers – everything for custom built transformers, power supplies & chokes up to 5 KVA max.

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  • Mentor, OH

    Spang Power Electronics manufactures and services electric transformers, dry type transformers, isolation transformers, current transformers and custom transformers. We provide for industries including automotive, transportation and chemical.

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  • Charlotte, NC

    SPX Corporation (NYSE: SPXC) is, along with its subsidiaries, a diversified, global supplier of infrastructure equipment with scalable growth platforms in heating, ventilation and air conditioning (HVAC), detection and measurement, and engineered solutions. Within our engineered solutions platform, we are a leading manufacturer of medium and large electrical transformers, as well as cooling towers and heat exchangers for industrial applications.

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  • Fairfield, OH

    For over 45 years, Standex Electronics has been designing/manufacturing custom transformers, 400 HZ Power Transformers, the SCOTT "T" Transformers, resolver isolation transformers and reference transformers. Our products are used in extreme environmental conditions.

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  • McLeansboro, IL

    ISO 9001:2000 registered Sun Transformer creates custom transformers optimized for the needs of many industries. Large power, isolation & auto transformers, printed circuit mount power transformers, units for hostile conditions, units with ferrite or nickel cores for digital telecommunications use, etc.

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  • Tulsa, OK

    Time Mark Corporation manufactures 3-Phase monitors, current monitors, voltage sensors, pump and liquid level controls, surge protective devices, alternating relays, and Signaline timing devices. Current transformers are also available. Time Mark Corporation products are distributed throughout the United States and exported to an expanding international customer base.

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  • Alpha, NJ

    Torelco LLC manufactures toroidal transformers and current transformers along with other transformer components. Additionally, we produce custom transformers to meet your exacting requirements.

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  • Roanoke, VA

    Unprecedented growth in the Power Transformer industry since 1971. VTC’s custom designed power transformers cover the widest scope of any US transformer company (300KVA to 300MVA). See how we can serve your industry with superior capabilities, technical expertise, cost effectiveness & geographic reach. Continuous process improvements assure the highest quality on time, on budget, every time!

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  • OXNARD, CA

    Zinex Corporation has been the industry leader in developing eco friendly plating solutions and processes suitable for production baths in both "job" and "captive" shops. Electric transformers are available. Manufacturing core and winding with quality material we meet all specifications for oil immersed transformers. Each transformer is pot tested to 5000 VDC for 1 minute before installation.

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