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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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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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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 and custom special transformers. Types include Buck-boost, audio, auto, constant voltage, control, converter, current, filament, high temperature (Class H per UL 1446), inverter, isolation (single and three-phase), low profile, medical (UL 2601/IEC 601), plate, pot core, power, printed circuit board (PCB), step-down, step-up and switchmode transformers. Optional NEMA 1 enclosures are provided with seven available sizes. CSA approved. UL listed.

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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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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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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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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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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 surface mount and through hole wideband RF transformers. Types include power converter, no-opto flyback, power over Ethernet, current sense, ultrasonic sensing, gate drive, isolation and data, capacitor charging, configurable, CCFL and power factor transformers. Features vary depending upon model, including magnetically shielded, analog devices, low leakage inductance, internal switches, isolated CAN interfaces, isolated or coupled windings, tin silver copper or tin lead terminations and soldering heat and low DC resistance. Current sense transformers for measuring current at frequencies from 50/60 Hz to greater than 1 MHz. Most items available in stock. UL listed. CSA approved. REACH and RoHS compliant.

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Promark Electronics, Inc

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

Manufacturer's representative for RF transformers for electronics, telecommunications, military, automotive and medical industries. Available in 1 to 175 VA power rating, 120 to 230 V voltage and 50 Hz to 100 kHz frequency with chassis or surface mounting styles and power, current sense, gate drive or flyback transformer designs. Offered in molded, encapsulated, vacuum impregnated, printed circuit and open construction types.

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Advance Electrical & Automation

Thomas Verified
ico-map Lake Elsinore, CA Distributor* 1980 10-49

Distributors of private label electrical products for start-ups, machine builders and manufacturers. Products include programmable logic controllers (PLC), contactors, counters, detectors, motor drives and starters. Enclosures, fuses, keypads, circuit protectors, pushbuttons, relays, sensors, switches, timers, transducers, control transformers and wires are offered. Custom cables and automation systems are also provided. Just-in-time delivery (JIT) and same-day shipment services are also available. Secondary services include kitting and specialized packaging.

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Tri-State Armature & Electrical Works, Inc.

Thomas Verified
ico-map Locations Distributor* $25 - 49.9 Mil 1920 100-199

Distributor of transformers for food processing, chemical, steel, rubber, plastics, printing, pulp and paper industries. 24 hour emergency service is available.

Brands+

Siemens, Sunbelt

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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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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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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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Wisconsin Oven Corp.

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

Distributor of control transformers used to convert three-phase supply to single-phase electric output. Available in 275 to 1,500 VAC voltage. Ignition transformers are also offered. Secondary services such as replacement parts installation and maintenance are provided. Serves the aerospace, automotive, finishing, foundry, composites, laboratory, military and pharmaceutical industries.

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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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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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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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Merrimac Industrial Sales

Thomas Verified
ico-map Locations Distributor* $10 - 24.9 Mil 1978 50-99

Distributor of signaling, auto, general purpose, ignition, low voltage lighting, power distribution, machine tool and NEMA transformers. Line, dry type, single or three phase, buck boost, control, DC, testing and motor drive isolation transformers are also offered. Secondary services include design, engineering and contract manufacturing. Serves the medical, pharmaceutical, textile, defense, plastic, wastewater treatment, food and beverage industries. ITAR registered. UL listed.

Brands+

ABB, Acme Electric, Bero, Chessell, Dongan, Enerdoor, Halmar, Halmar Robicon, ISOMAX, Jefferson Electric, Micron, Rex Power, Siemens, Sola/HD

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Stangenes Industries, Inc.

Thomas Verified
ico-map Palo Alto, CA Custom Manufacturer*, Manufacturer 1974 100-199

ISO 9001:2015 certified. Manufacturer of standard and custom transformers. Isolation, rectifier, trigger, inverter, epoxy cast, current and constant voltage transformers are available. High power klystron, resonant charging, electron gun, magnetron and tanked pulse transformers are also offered. Serves the military, medical and research industries. Meets MIL-T-27 and MIL-I-45208 Spec. UL listed.

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Patio Products USA

Thomas Verified
ico-map Sacramento, CA Distributor* $25 - 49.9 Mil 2003 50-99

Distributor of transformers for indoor and outdoor applications. Various types include power, LED, low voltage, manual and magnetic transformers. Features vary depending upon model, including non-metallic housings, pluggable timers, mounting brackets and photocell outlets.

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Suncor Stainless, Inc.

Thomas Verified
ico-map Plymouth, MA Manufacturer*, Custom Manufacturer $10 - 24.9 Mil 1985 10-49

Manufacturer of standard and custom heavy duty and water resistant DC transformers. Available in 1 to 5 A current, 100 to 240 VAC power supply and 50/60 Hz frequency. Features include 6 ft. power cords and 10 ft. connector leads. Serves the marine, architectural, commercial, government and OEM industries.

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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.