Aakash Electricials  www.aakashtransformers.com Maker of small and medium power transformers and coils. From India

Abc Taiwan Electronics  www.abctwn.com.tw Manufacturer of inductive and magnetic components. From Taiwan.

Ace Electronics  www.aceelectromagnetics.com Designer and manufacturer of high frequency and low frequency filter coils, power transformers, current transformers, chokes, tuning coils and electronic ballasts. Located in India.

Actown Electrocoil, Inc.  www.actown.com Manufacturer of industrial coils and high voltage transformers.

AEM, Inc.  www.aem-usa.com Manufacturer of ferrite beads, ferrite inductors, ceramic inductors, and high-reliability fuses.

Agelec Industrie  www.agecelec.com Manufacturer of custom single and multi-phase power transformers from 1 to 4000KVA; chokes to 10KA for more than 50 years. Also makes specialty test transformers and reactors. Located in Grenoble, France.

Altran Corporation  www.altrancorp.com Designs and manufacturers all varieties of transformers and inductors.

AM Transformers  www.am-transformers.com UK manufacturers and distributors of transformers and related products.

American Magnetics Corp.  www.amermag.com Designer and manufacturer of transformers, inductors, coils and related wound electromagnetic components 1 to 20KVA.

Amethyst Designs, Ltd.  www.amethyst-designs.co.uk Designer of custom transformers, coils and other wound components.

Anglia Transformers  www.angliatransformers.co.uk Manufacturers of transformers, chokes and inductors to customer specifications. From UK.

Anla Technology Co., Ltd.  www.anla.com.tw Manufacturer of surface mount wire wound EMC components, multilayer chip beads and inductors, SMD power inductors, line filter, choke coils, and SMT radial type coil.

APR Electronics Pvt Ltd.  www.aprelectronic.com Manufacturerand exporter of transformers, chokes, coils and inductive componets and assemblies.

Aqsa Stamping  www.aqsastamping.com Manufacturer of transformer laminations: Electrical and instrumentation, toroidal core. From India.

Asian Production & Components (APC)  www.asiaprocom.dk Distributor of transformers, inductors and providing of winding services. Based on Denmark.

Audio Transformers Shinrock  www.shinrock.com Manufacturer of audio transformers for tube amplifiers. Technical information and formulas for design and measurement.

Australian Tortech Transformers  www.tortech.com.au Global manufacturer and distributor of toroidal and conventional transformers, chokes and plug packs located in Sydney, Australia.

Bomag USA, LLC  www.bomagusa.com Design and manufacturing of electromagnetic devices.

Canduct Industries Limited  canduct.com Manufacturer of insulation components and cylinder kits for oil-filled electrical transformers.

CEML, Lda  www.ceml.org Maker of ferrite, laminated and tororidal transformers. Located in Ovar, Portugal.

CET Technology  www.cettechnology.com Manufacturer of power, audio, and telecom transformers, inductors, chokes, toroids, linear and switching power supplies.

Chirk Industry Co., Ltd.  www.chirkindustry.com Manufacturer of high voltage transformers, high voltage switching power supplies, negative ion generators, ozone generators, and electrostatic precipitators.

CineMag  www.cinemag.biz Manufacturer of professional grade audio transformers and inductors.

Cletronics Inc.  www.cletronics.com Manufacture and repair/replacement of custom magnetics.

Coil Tec Of Arizona, Inc.  www.coiltec.net Manufacturer of transformers, coils, inductors and chokes.

CoilMaster Co., Ltd.  www.coilmaster.com Manufacturer of coils, inductors and magnets.

Coilmaster Electronics Co., Ltd.  www.coilmaster.com.tw Manufacturer of inductors: SMT power, wire wound, single and multilayer ceramic chip, wire wound ferrite, common mode chokes.

Coils Unlimited  coilsunlimited.com Designers and manufacturers of custom and standard wound magnetics components.

Coiner Electronics CO.,LTD  www.coin-xm.com Manufacturer of switch mode power supplies, power transformers and filters. Compliance with ISO9001, UL, CE, GS, CCEE. China.

Communication Associates  www.caisolutions.com Manufacture electronic components for the CATV and telecommunications industry including transformers, chokes, wound magnetics, air coils, inductive, and magnetic components.

CoreMaster International, Inc.  www.coremaster.com Manufacturer of soft magnetic cores.

Cramer Magnetics  www.cramerco.com Manufacturer of transformers and inductors for linear and switchmode power up to 1KW.

CT Magnetics  www.ctmmagnetics.com Source for power magnetics, transformers, chokes, coils for worldwide medical, communications, industrial and military industries

Custom Magnetics  www.custommag.com ISO 9001 approved supplier of custom wound transformers and coils.

Datatronic, Ltd.  www.datatronics.com Manufacturer of wirewound SMPS, power, gate drive, and current sense transformers, SMD inductors, inductors, chokes and RF magnetic components

D&M's High Voltage, Inc.  www.dmshv.com Manufacture specialty single and three phase transformers - high current, high voltage, zig-zag, phase shifting, autotransformers, isolation, rectifier, inductors, reactors, saturable reactors, and AC/DC power supplies.

E & E Magnetic Products Ltd  www.eleceltek.com Designs and manufactures transformers, noise filters and common mode chokes for broadband access, LAN and telecom applications.

Ecom International Co. Ltd.  www.ecom-intl.com Maker of current transformers, DC-immune and zero-phase CTs. Located in Taiwan.

EG Magnetic Technology  www.eg-mtc.com Manufacturer of inductors, filters, transformers and chokes suitable for datacom, telecom and power supply applications.

EK Magnetics  www.ekglobal.com Manufacturer of surface mount/through-hole transformers and inductors, common mode chokes, air coils, toroids, balun, solenoids, and magnetics components for the power and telecom industry.

Electrical Power And Applications - E.P. & A nv  www.ep-a.be Electrical products for medium voltage and electrical equipment for port cranes.

Electro Assemblies Corporation  electroassemblies.com Manufacturer of toroidal, laminated and ferrite magnetics.

Electrohms Private Limited  www.electrohms.com Current, voltage transformers for metering and protection. XDSL, ISDN, LAN magnetics for telecom

Electron Coil, Inc.  www.electroncoil.com Designer and manufacturer of custom-wound magnetics for the commercial, medical, utility, military and aerospace industries.

Elettronica Rossoni  www.elettronicarossoni.it Maker of chokes and transformers, surface mount, driver, toroidal coils, mains filters, wound components, for lighting.

Empro Technology Corporation  www.empro.com.tw Manufacturer transformers and SMD power inductors.

Ensign Corporation  www.ensigncorp.com Manufacturer of electronic transformers and adapters for industrial and commercial applications.

Ericon Transformers  www.ericontransformers.com Designs, manufactures Current and Voltage Transformers including Low Tension and High Tension types.

ESH&F, spol. s r.o.  www.eshf.cz Custom choke and transformer manufacturer with tooling capability. Power levels to 500kVA. Located in the Czech republic.

Falco Electronics, Mexico  www.falco.com Manufacturer of PCB mountable transformers and inductors; common mode chokes, base/gate drive, EMI suppression, current sense, switchmode, DC/DC converters and xDSL.

FELCO - The Forest Electric Company  www.forestelectric.com Manufacturer of custom, specialty transformers.

Ferroperm UK Ltd.  www.ferroperm.co.uk Specialized manufacturer of magnetic electronic components, including inductors, filters and transformers.

Filtran, Ltd  www.filtran.com Designer and manufacturer of magnetics, transformers, power supplies, filters, inductors and chokes for the telecommunications industry.

GB International  www.gbint.com Manufacturer of transformers, current sensors and inductors

Gold Seal Electronics Ltd  www.transformersareus.co.uk Manufacturer of toroidal transformers, chokes, inductors and other wound components. From UK.

Gowanda Electronics  www.gowanda.com Manufacturer of inductors, coils, transformers and chokes.

Halo Electronics  www.haloelectronics.com Manufacturer of filters and transformer modules for networking and data communications applications.

Han's Power  www.hanspower.com Maker of three-phase and other multiple-KVA transformers.

Helmut Penka Handelsvertretung  www.handelsvertretung-penka.de/gbindex.htm Represents manufacturer of inductive components such as toroidal transformers, chokes, push-pull converter, current transformers

Huafeng Electronics  www.suzhou-huafeng.com/index.htm Transformer and ballast supplier located in China. Maker of toroidal, laminated EI and ferrite transformers.

Hurricane Electronics Lab Inc.  www.hurricaneelectronics.com Manufacturer of inductors, transformers, chokes, coils, current transformers, and filters for use in buck, boost, flyback, and sepic switch mode power supplies.

ICE Components  www.icecomponents.com Supplier of standard and custom passive magnetic components.

Indian Transformers Manufacturers Association  www.itma.co.in Indian Transformer Manufacturers Association (ITMA) is a national association established in 1979 with the objective of promoting the interest of manufacturers of distribution and power transformers, autotransformers, furnace transformers, rectifier transformers and instrument transformers.

Inductive Technologies, LLC  www.inductech.com Manufacturer of surface mount transformers, inductors, pot core and common mode chokes, and coils.

Induktorindo  www.induktor.co.id Manufacturer of inductive components in Indonesia.

Italtras  www.italtras.com Italtras produces encapsulated, low profile, open transformers with ENEC mark, toroidal transformers with cURus mark (UL+ CSA), transformers in ferrite for electronic use, inductors, and three-phase transformers. Located in Saluzzo, Italy.

Jensen Transformers  www.jensen-transformers.com Manufacturer of high-fidelity audio and specialty transformers. Good source of valuable technical information on the use of transformers.

Jerome Industries  www.jeromeindustries.com Designer and manufacturer of standard agency approved and custom transformers. Standard units are housed in a thermoplastic enclosure. Units approved to international safety standards.

Johnson Electric Coil  www.johnsoncoil.com Designer and manufacturer of single, three phase, high voltage transformers and autotransformers.

Joshi Electronics & Electricals Pvt Ltd  www.joshielectronics.com Manufacturer Of transformers for single and multiple-phase applications. Located in Mumbai, India.

kosed Corporation  www.kosed.com Manufacturer of inductive reactors, noise isolation and transmission-line transformers, toroidal and specialty transfromers. From Korea.

Kryfs Laminations  www.kryfs.com Manufacturer of cold-rolled and grain-oriented transformer laminations and cores from 10 KVa to 100,000 KVa.

L D POWER Transformers Pvt. Ltd.  www.ldptindia.com Manufacturer of power, distribution and furnace transformers, India.

Leightner Electronics, Inc.  www.leightner.com Designer and manufacturer of transformers, inductors and reactors for military, aerospace, oilfield (downhole), medical and commercial applications.

3LGlobal  www.3lglobal.com Manufacturer of electronic components such as inductors, coils, and other magnetics.

Lion Electronics Ent. Co., Ltd.  www.lion.com.tw Manufacturers and designs transformers, inductor, coils and chip beads.

Magnum Transformer  www.magnumtransformer.com Designer and manufacturer of 50/60 Hz power transformers, High Frequency magnetics, Planar Magnetics, and SMT Transformers.

Majestic Transformer Co.  www.transformers.uk.com Designs and manufacturer of custom built transformers, chokes up to 125kVA rating. Single phase and three phase.

Matsuta Company, Ltd. (MCL)  www.matsuta.com Manufactures many kinds of coils and transformers and chokes. Chona.

MCI Transformer  www.mcitransformer.com Manufacturers of "off the shelf" type 50/60 hz transformers, PC and chassis types, Custom products. Toroids and High Frequency, drum core inductors, inductors, current sensors. UL,CSA,TUV recognized transformers.

Microspire SAS  www.microspire.com Manufacturer of high grade custom coils,chokes and transformers for military and space applications as well as for severe environments. Microspire SAS is the only wound magnetics manufacturer to be qualified by the European Space Agency.

Midcom, Inc.  www.midcom-inc.com Manufacturer of telecommunications and power transformers and inductors.

Minntronix Corporation  www.minntronix.com Manufacturer of transformers and inductors for telecom and power supply applications.

Miracle Electronics  www.toroidal.com Manufacturer of toroidal, electrical and instrumentation, audio line and low-profile transformers.

Mitchell Electronics  www.yesmec.com A family business, owned, managed, and operated by 3 generations. Maker of custom transformers and inductors, emphasizes a personal touch.

Mitchell Transformers  www.mitchell-transformers.co.uk Designers and manufacturers of heavy current water and air cooled transformers, DC chokes and AC reactors.

Nanap And Company  www.nanaptransformers.com Manufacturers of transformers for high voltage, power, single phase, three phase, and control applications. Also provide autotransformers, vacuum impregnated transformers, chokes and coils. Located in India.

National Material LP Magnetic Materials Group  nmlp.hypermart.net Technical and design information on soft magnetic materials used in the transformer and motor industry.

New Delhi Laboratories Private Limited  www.newdelhilab.com A New Delhi, India based company specializing in preventive care of distribution transformers.

Newava Technologies, Inc  www.newava.com Designer and manufacturer of custom and standard inductors, transformers, coils, toroid magnetics, chokes, cable & wire harnessing and electro-mechanical assemblies.

Nova Magnetics  www.novamagnetics.com Manufactures a wide range of transformers and inductors at facilities in Garland, Texas with manufacturing partnership in Mexico.

NSOEM, Inc.  www.nsoem.com Electrical Transformers from 25 VA to 200 MVA, Liquid filled, Dry-Type and Cast Coil

Nuvotem Talema  www.nuvotem.com Designer and manufacturer of toroidal transformers, chokes, and inductors, and other toroidal magnetic components.

Osec 2000 Transformers and Inductors  www.osec.co.uk Manufacturer of custom transformers, chokes, inductors, and coils

Oxford Electrical Products Ltd  www.oep.co.uk UK based company, designs manufactures and markets wound components and power sources for the OEM electronics manufacturing sector.

P.A. Electronics Corporation  www.paelectronics.com Manufactures custom military and commercial magnetics. Manufactures and markets the Vernistat product line.

Para-Line Transformer Co., Inc.  www.paraline.com Manufacturer of stock and custom transformers, chokes, and inductors.

Parana Electrotech PVT, Ltd.  www.paranaelectrotech.com Manufacturer of transformers for current sensing, voltage step-up/down, control, lighting, instruments, medical and auxiliary applications.

Payton Group  www.paytongroup.com Payton develops magnetic components, with sales offices and plants in Israel, Europe, India, United States and the Far East. Manufacturer of both conventional and planar transformers, custom and off-shelf products available.

Phase Quest  www.phase-quest.com Maker of rotary and static converters to power 3-phase motors from a single phase line.

Polara Engineering  www.polaraeng.com Manufacturer of delay lines and custom magnetic components such as inductors, air coils, pulse transformers and custom LC devices.

Power Transformer Co.  www.powertransformer.us Informational site regarding power transformers that also contains sponsored links.

Precision, Inc.  www.precision-inc.com Engineering-driven, high-tech manufacturer of custom and standard magnetic components.

Prem Magnetics Inc.  www.premmag.com Maker of a line of power and telephony transformers, inductors, and CRT display magnetics.

Pulse Engineering, Inc  www.pulseeng.com Manufacturer of inductors and transformers for power supply and data communications applications.

R. R. Enterprises  www.rrtransformer.com Maker of various types of transformers including high voltage, ignition transformers, epoxy molded, low voltage, high current, single and three phase. Located in India.

Radius Power  www.radiuspower.com Manufacturer of power transformers and chokes, interconnect and cable assemblies

Read Controls  www.readcontrols.co.uk Distributor of transformers and inverters, based in the UK. Comelit authorized agent and distributor.

Regional Mfg. Specialists, Inc.  www.regionalmfg.com Manufacturer of transformers and inductors.

Reo Components  www.reocomponents.com Supplier of components to the power electronics industry. Specialities are wound, inductive components, EMC filters and transformers.

Richard Sumner Technology  www.sumr.com Manufacture quality toroid products.

Robison Electronics, Inc.  www.robisonelectronics.com Encapsulation shells, component mounting insulators and specialty molded plastic items such as hybrid covers and mounting systems for magnetics.

Rodon Products, Inc.  www.rodonproducts.com Custom coil winding. Transformers, inductors, self-supported, high-temperature, encapsulated. Prototyping, and high volume. Commercial and military/aerospace. Mil-I-45208A facility.

Rotacional  www.rotacional.com Design and manufacture of custom and off-shelf transformers and inductors for the electronics industry. Prototyping and high volume magnetics for applications such as: telecom, xDSL, instrumentation and DC/DC converters.

Santronics, Inc.  www.santronics-usa.com Designs and manufactures magnetic components, inductors, chokes, RF trimmers, and transformers. Design to compliance with spacings, insulation, dielectric strength per UL, CSA, and IEC standards.

SARAH Inc.  www.sarah-grp.com Design and manufacture of transformers for telecommunications, power, surge and noise suppression, constant voltage; inductors.

Sentran Corporation  www.sentrancorp.com Manufacturer of precision current transformers and transducers, specializing in low phase shift.

Shenzhen Hongguangxin Electronic Co Ltd  www.hongguangxin.com Manufacturer of power transformers, and rechargeable lantern transformers in normal and SMD packages, and inductor coils.

Shreekant Electricals  www.shreekant.net Maker and repairer of transformers, AC and DC coils located in Mumbai, India.

Siddhivinayak Enterprises  www.siddhivinayakenterprises.com Manufacturer of dry and oil-immersed instrument transformers, voltage transformer from Mumbai, India.

Sigma Electricals  www.sigmaelectricals.com Manufacturers of transformers. From India.

Skandinavian Transformer Sp. z o.o.  www.skandinaviantransformer.com.pl/en/index.html Manufacturer of single and three phase transformers, reactors and coils with toroidal, EI, UI, 3UI and ferrite cores.

Skot Transformers Ltd.  www.skot.co.uk Manufacturer of power transformers, line reactors, chokes and power supplies which range from 3VA to over 3MVA. From UK.

Stroptel  www.stroptel.sk Manufacturer of transformers, chokes, inductors and toroids to customer specifications. From Slovakia.

Suzhou Beita Electronic Appliance Factory  www.std-btele.com Manufacturer of transformers and inductors near Suzhou, China.

Tabtronics Inc.  www.tabtronics.com Manufacturer of custom electromagnetics. Transformers, coils and conductors, in low to mid volume.

Talema Electronics Inc.  www.talema.com Manufacturer of toroidal inductors, transformers and toroidal engineering kits. Online line card and electrical and mechanical specifications.

Tamura Europe  www.tamura-europe.co.uk Manufacturers of transformers and inductors for all applications.

Taunus Transformatoren  www.transformers.taunus.biz Transformers to convert 100-120V to 220-240V etc. Designed to power equipment designed to run on international voltages using local power mains. Germany.

Thai Lin Radio Coil Mfy. Ltd.  www.thailin.com.hk Manufacturer of choke coils, EMI filters, inductors, power supplies, and transformers.

Toroid International  www.toroid.co.uk Design and manufacture of high-performance toroidal transformers and chokes

Trans Mag Corporation  www.transmagcorp.com Located in Lowell, Massachusetts, TransMag provides transformers, inductors and coils for the commercial, medical, military and high-reliability markets.

Transcendar Transformer Corp.  my.name-services.com/24918 Manufacturer of transformers, inductors, and coils for power supplies and tube amplifiers; small printed circuit mount transformers to 10 KVA power transformers.

Transformer Protector Corp.  www.transproco.com Maker of transformer protection technology to prevent explosions and fires caused by short circuits in oil-filled power transformers.

Transformer Service Inc.  www.transformer-svc.com Offers testing, maintenance and repair services of electrical substation and distribution transformers.

Transformers Inc. - Coil Tran  www.transformersinc.com Designer and manufacturer of custom transformers and inductors.

Transtech Mfg. Pvt. Ltd.  www.nandadeeptmpl.com Manufacturers Of Low Tension Power Transformers, Stabilizers, UPS, Inverters, Rectifiers, Variacs. From India.

Transtek Magnetics  www.transtekmagnetics.com Manufacturer of transformers, coils, inductors for telecommunication and networking and power applications.

Tri Technology  www.tritechnology.co.uk Manufacturer of wound components including transformers, inductors and general coils, also offering surface mount PCB assembly service.

TSC Electronics, Ltd.  www.tscgroup.com Manufacturer of inductors, chokes, coils, transformers, ferrites and magnetics, capacitors and EMI suppression modules.

Unique Electrical Stampings  www.uniqueelecstamping.com Maker of transformer laminations, stampings and bobbins. Located in Mumbai, India.

Unitech Transformers Pvt.Ltd.  www.unitechtransformers.com Manufacturer and supplier of transformers and chokes for industrial applications. Also provides distribution transformers. Located in Mumbai, India.

Unitrafo  www.unitrafo.se Importer and seller of power transformers including those made by European companies such as Pauwels Trafo, Trafox and GBE. From Sweden.

Universal Microelectronics Co., Ltd.  www.umec-web.com Manufacturing transformers, power supplies, videophones, internet screen phones, ADSL modems / routers, fiber optical components and general contract manufacturing of electronic components.

Uttam, Bharat, Electrical, Power, Distribution, Transformer  www.uttam-bharat.com Maker of power distribution, Single-phase, three-phase transformers, .05KVA to 10MVA. Located in India.

UV Electric  www.uvelectric.com Maker of high-power electronic ballasts for driving high-power UV lamps used in curing and water and air disinfection applications

Vanson Electronics Ltd  www.vanson.com.hk Manufacturer and exporter of battery charger, adaptor, power supplies, converters, transformers and batteries.

V&F Transformer Corporation  www.vf-transformer.com Manufactures custom transformers in production quantities as well as toroid, linear, foil wrapped and chokes.

Villa Industrias  www.villaindustrias.com/catalogos/eindex.html Manufacturer of transformers, EI and TL silicon steel laminations, HID and other ballasts.

Virtual Magnetics  virtual-magnetics.de/indexenglish.htm Developer of virtual magnetics - Ingenieurbuero (engineer) Richard Bernauer develops inductive components, with an emphasis on planar transformers

Voltech Instruments  www.voltech.com Transformer test and power analysis equipment. Equipment for measuring inductance, capacitance, resistance, turns ratio, leakage, mag