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Welcome to the premier industrial resource for Transformers. The following listing features a comprehensive index of transformer manufacturers and distributors specializing in a complete range of transformers, custom and standard. From prototyping to production, from step-up, step-down, single phase and three phase transformers to ferroresonant transformers, all transformer related prodcuts and services can be sourced using this portal.

ThomasNet.com also provides a variety of search tools, including location, certification and keyword filters, to help you refine your results. These tools enable users to find specific resources, such as local suppliers of dry-type distribution transformers or IS0 9001-2000 certified manufacturers of custom transformers, with just a click of the mouse. For additional company or contact information, use the web links provided in each listing.
 

Transformers Suppliers

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Pacific Transformer

Thomas Verified
ico-map Anaheim, CA Custom Manufacturer*, Manufacturer $25 - 49.9 Mil 1981 100-199

Manufacturer of standard and custom electric transformers. Types include audio, toroidal, low-profile, power and inverter transformers. Made in USA, production capabilities for units up to 750kVA in size. Design, engineering and prototyping services are offered. Serves a wide array of industries including aerospace, defense, automotive, marine, medical and dental. UL listed and CSA approved. CE certified and ITAR registered. RoHS and REACH compliant.

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Triad Magnetics

Thomas Verified PathCOVID-19 Response
ico-map Perris, CA Manufacturer*, Custom Manufacturer $50 - 99.9 Mil 1943 1000+

ISO 9001:2015 worldwide custom manufacturer of power transformers including step-up or boost transformers & step-down or buck transformers. Other capabilities include autotransformers, general purpose, control, distribution, & isolation transformers. Primary specifications, secondary specifications, transformer construction, transformer type, mounting configuration & operating temperature can be specified. Other capabilities include inductors, chokes, coils & power supplies. Also available are gate drive, current sense, & audio transformers. Materials are VDE, IEC, UL, & CSA compliant.

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BDI

Thomas Verified
ico-map Locations Distributor* $250 Mil. and over 1935 1000+

Distributor of transformers. Also offers generators, automation systems and electric components.

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Lenco Electronics, Inc.

Thomas Verified
ico-map McHenry, IL Manufacturer*, Custom Manufacturer $10 - 24.9 Mil 1973 50-99

ISO 9001:2015 certified manufacturer of standard & custom transformers. Types of transformers include autotransformers, single phase transformers, three phase autotransformers, three phase isolation transformers, small PC transformers & AC & DC constant voltage transformers. Transformers such as converter transformers, current transformers, filament transformers, R-core transformers, inverter transformers, low profile transformers, control transformers, 400 Hz transformers, audio transformers, switch mode transformers, plate transformers, medical (UL 2601/IEC 601) transformers, hi-temperature (Class H per UL 1446) & pot core transformers are available.

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MPS Industries, Inc.

Thomas Verified
ico-map Locations Manufacturer*, Custom Manufacturer $10 - 24.9 Mil 2004 10-49

ISO 9001:2015 and TS16949 certified manufacturer of standard and custom electric surface mount transformers. Various types include current sense, audio, video, fly back and balun transformers. Suitable for various applications including laptops, refrigerators, pumps, induction cook tops and accelerometers. Automotive, consumer electronics, military/defense, aerospace, medical, telecommunication and other industries served. RoHS and REACH compliant. CE certified. CSA approved. UL and ETL listed. On-time delivery. Made in the USA.

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Electronic Craftsmen

Thomas Verified PathCOVID-19 Response
ico-map Waterloo, ON Custom Manufacturer*, Manufacturer 1956 50-99

Manufacturer of custom power, pulse, specialty, three-phase, multi-phase, switch mode and LED lighting step-down transformers for power electronics applications. Working Voltages to 10kV and Power to 100kVA (frequency dependent). Available in a variety of configurations including PCB mount, molded (encapsulated), channel frame and bracket mounting designs. Corrosion resistant, antifungal and non-nutrient coatings are also available. AS9100 and ISO 9001 Quality Registered. Serving the aerospace, communication, aircraft, electric, electronics, marine, induction heating, transportation, lighting, charging and mining industries. Stocking programs available. Target is 100 percent On-time delivery. Five-year warranty.

Brands+

Slim Line

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TTI Inc.

Thomas Verified
ico-map Locations Distributor* $250 Mil. and over 1971 1000+

Distributor of electronic transformers with variable voltage and current, wide range of frequency, termination styles and operating temperature. Types include audio, LAN, PoE, pin terminal and SMT transformers. Suitable for digital data transmission, telecommunications, automotive, power supplies and flight applications. Secondary services such as packaging, labeling, marking, documentation and lead preparation are offered. Stock items available. RoHS compliant.

Brands+

API Delevan, Abracon, Bourns, Eaton, Kemet, TE Connectivity, Toshiba, Vishay

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Neeltran, Inc.

Thomas Verified
ico-map New Milford, CT Turnkey Systems Integrator*, Remanufacturer $25 - 49.9 Mil 1973 100-199

Design, fabrication and installation of oil filled, dry type and water cooled transformers. Types include furnace, power pack, phase changer, high frequency, traction duty, dry rectifier, grounding and buck-boost auto transformers. Features include low eddy current losses, copper windings, short circuit braced, fan cooling, temperature monitoring, current overload protection, isolated, built-in ramps, six LED indicators for diagnostics and computer interfaces. Suitable for traction, electro-chemical, heating, metal processing, military and other applications. Remanufacturing and repair services are provided. 24/7 services available. Meets ANSI and NEMA standards. CSA approved. UL listed.

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Endicott Coil Co, Inc.

Thomas Verified PathCOVID-19 Response
ico-map Binghamton, NY Custom Manufacturer* $5 - 9.9 Mil 1951 50-99

Custom manufacturer of power, isolation, current, step-up/step-down, flyback, instrument, current sensing, switchmode power supply, printed circuit board (PCB) assemblies and ferrite transformers for the aircraft/aviation, automotive, aerospace, computer, nuclear energy, medical and other industries. Transformers are offered in power ratings up to 5,000 VA and can be designed with either ferrite cores or laminations between 0.375 in. and 2.125 in. Suitable for automatic switches, dental valves, electronic locks, fuel monitors, linear vibrators, security systems and various other applications. Prototype and short to large scale production offered with 1 to 100,000 units. Vendor managed inventory (VMI) programs available. Meets Mil-Spec. CSA approved. RoHS compliant. UL listed. Kanban and JIT delivery.

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Pico Electronics, Inc.

Thomas Verified
ico-map Pelham, NY Manufacturer*, Custom Manufacturer $25 - 49.9 Mil 1967 200-499

Manufacturer of standard and custom electric and electronic transformers. Types include surface mount and plug-in transformers. Various features include thermal shock resistance, electrostatic shielding, magnetic shield design, moisture sensitivity levels and primary and secondary windings.

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Coilcraft, Inc.

Thomas Verified
ico-map Cary, IL Manufacturer*, Custom Manufacturer 1945 1000+

Manufacturer of standard and custom electric and electronic current and ultrasonic sensing, power converters, PoE, gate drive, capacitor charging, compact, flyback, planar transformers. Isolation and wideband RF transformers are also available. Comes with surface and through-hole mountings. Suitable for commercial and industrial power supply and data communication including multi-point data transmission, automation and control systems, current and voltage conversion applications. Custom surface mount regulator transformers are offered. RoHS compliant.

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S M Service & Technology

Thomas Verified
ico-map Union, NJ Distributor* Under $1 Mil 1985 1-9

Distributor of transformers. Other products include motors & replacement motors, breakers & breaker parts, controls & variable frequency drives.

Brands+

ABB, Bourns, Eaton, Kemet, Siemens, Square D, Westinghouse

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Promark Electronics, Inc

Thomas Verified
ico-map Victor, NY Manufacturers' Rep*, Custom Manufacturer $10 - 24.9 Mil 1980 1-9

Custom build to print products including enclosures as well as cable and printed circuit board assemblies.

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Compressed Air Systems, Inc.

Thomas Verified PathCOVID-19 Response
ico-map Locations Distributor* 1963 50-99

Distributor of compressed air systems. Various products include abrasives, adapters, air guns, analyzers, beads, bearings, blowers, air compressors, controllers, coolers, couplings, detectors, drains, dryers and exhausters. Fittings, hose, horns, indicators, kits, lights, nipples, monitors, nozzles, plugs, pumps, pump parts, receivers, regulators, separators and silencers are also available. Capabilities include inspection, preventative maintenance, installation and engineering.

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Emerson Automation Solutions, Regulators and Relief Valves

Thomas Verified
ico-map Locations Manufacturer* $50 - 99.9 Mil 2008 1000+

Manufacturer of non-ventilated automation, buck/boost, general purpose ventilated, industrial control, constant voltage, aluminum/copper wound open style, low temperature rise and drive isolation transformers. Features vary depending upon model, including copper lead wire terminations, aluminum windings, electrostatic shields, panel enclosures, core/coil design, terminal board connections, wiring compartments, insulation systems and silicon steel cores. Drive isolation transformers are suitable for SCR (silicon control rectifier) variable speed motor drive applications.

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Wisconsin Oven Corp.

Thomas Verified
ico-map East Troy, WI Manufacturer*, Custom Manufacturer $1 - 4.9 Mil 1973 100-199

Custom manufacturer of control transformers for electronic applications. Electronic transformers are available with 500 VAC to 1,000 VAC power supply & 275 VAC voltage. Electronic transformers are used for converting three phase current to single electric output.

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AutomationDirect

Thomas Verified
ico-map Cumming, GA Distributor* 1994 200-499

Distributor of encapsulated, compact control and buck-boost transformers. Available in a variety of configurations. Features vary depending upon model and include electrical steel cores, aluminum/copper windings, enclosures, gray powder coat finishes, grounding studs, electrostatic shields, keyhole mounting slots and slotted mounting holes. Uses as automatic or isolation transformers. Suitable for air conditioners, heating elements, motor and other applications. Most items available in stock. 24/7 services provided. RoHS compliant. UL listed.

Brands+

Eaton

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OTP Industrial Solutions

Thomas Verified
ico-map Locations Distributor* $100 - 249.9 Mil 1963 500-999

Distributor of transformers for various applications including manufacturing plants & commercial. Various features of transformers include epoxy encapsulation & sealing, silicon steel built laminations, secondary fuse clips, optional covers on terminals & fuse blocks, wires with fork connectors, primary taps, multiple windings & mounting screws. On-time delivery.

Brands+

Cutler-Hammer, Eaton, Red Lion, Siemens

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American Surplus, Inc.

Thomas Verified
ico-map East Providence, RI Distributor* $10 - 24.9 Mil 1993 10-49

Distributor of new and used transformers. Installation services are also available.

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WAGO Corp.

Thomas Verified
ico-map Germantown, WI Manufacturer* $100 - 249.9 Mil 1979 200-499

Manufacturer of plug-in and split core current transformers for use in confined space and retrofitting existing system applications. Available in 50/60 Hz frequency. Surrounding air operating temperature ranges from -5 to +55 degrees C. Various features include mountings, hinged, color-coded connecting cables, mountings, vibration/shock resistance and mechanical retention. Serves the automotive, railway system, power engineering, building, lighting, marine, offshore and process industries. Most items available in stock. RoHS compliant. JIT delivery.

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Addison Electric

Thomas Verified
ico-map Addison, IL Distributor* $10 - 24.9 Mil 1992 10-49

Stocking distributor of current transformers. Other products include electric brakes, analog meters, counters, cycloidal gearboxes, electric clutches, helical bevel gearboxes, in-line gearboxes, enclosures, right angle gearboxes, stainless steel gearboxes, line/load reactors, tachometers, tension devices and worm gearboxes. 24 hour telephone support services and same day shipping for emergency deliveries are available.

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Frain Industries

Thomas Verified PathCOVID-19 Response
ico-map Carol Stream, IL Distributor* $10 - 24.9 Mil 1981 100-199

Distributor of used electric transformers. Available in 480 V input and 240 V output voltage ratings. Capabilities include turnkey systems integration, machinery retrofit and reconditioning, testing and on-site installation and training.

Brands+

Acme Electric

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DoorKing, Inc.

Thomas Verified
ico-map Locations Manufacturer* $25 - 49.9 Mil 1948 100-199

Manufacturer of access control accessories including transformers. 12, 16 and 24 VAC and VDC transformers and 12 VDC regulated transformers are available. Applications include telephone entry systems, telephone access systems, access control systems, gate operation systems, parking control systems and security systems.

Brands+

DKS, DoorKing

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Technic Inc.

Thomas Verified
ico-map Locations Manufacturer* $100 - 249.9 Mil 1944 500-999

Manufacturer & distributor of electroplating equipment & supplies including coil, conduction, electric, immersion, infrared, infrared electric, over-the-side, printing press, process & quartz heaters. Preheaters also available.

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bisco industries

Thomas Verified
ico-map Locations Distributor* 1973

Distributor of control circuit transformers. Features vary depending upon different models. Some of the features include epoxy encapsulated coils, silicon steel lamination, copper magnet wires, molded-in terminals and touch safe covers. Transformers provide stepped down voltages for machine tool control devices and industrial control panels. Vendor managed inventory (VMI) programs and stock items available. Meets AS9100 Rev C standards. Kanban and JIT delivery.

Brands+

ABB, Bourns, Bussmann, Kemet, Micron, RCD, TE Connectivity, Vishay