Transformers

Jenstar Transformers - Manufacturer of standard and one-off custom transformers to 500KVA.
http://www.jenstartransformers.co.uk

Sin Wen Hua Electric Industrial Co., Ltd. - Provider of transformers, reactors, inductors and coils. Located at Sanchong City, Taipei County, Taiwan.
http://www.sinwenhua.com.tw

West Coast Magnetics - Designs and manufactures power and RF magnetics, power inductors, current transformers, common mode chokes, switch mode and 60 Hz transformers. Online ordering.
http://www.wcmagnetics.com

Marcus Transformer - Maker of high-efficiency lighting and distribution transformers for commercial and industrial applications.
http://www.marcustransformer.com

Amveco - Toroidal Power Products - Leader in Toroidal Power Products, Electrical Transformers and Inductors for medical, industrial and commercial applications. Amveco designs and produces standard, custom inductors, current transformers and autotransformers.
http://www.amveco.com

ChenYang Technologies GmbH & Co. KG - Supplier of Hall Effect sensors and transducers, ICs and elements, current transformers and gaussmeters.
http://www.cy-sensors.com

Kaizen Electronica - Provider of linear power transformers and adapters. Located in Argentina.
http://www.kaizenelectronica.com.ar

Amplimo - Manufacturer of a wide range of toroidal transformers for audio, medical and other applications. Approvals include Kema Keur, CE, Enec and UL.
http://www.amplimo.nl

Atech Technology Co., Ltd. - Manufacturer of communication transformers.
http://www.atechtpe.com.tw/

RoMan Manufacturing - Manufacturer of AC transformers, specialty products and accessories including grounder reactors for welders.
http://www.romanmfg.com

Sagaon Energy Equipment Pvt. Ltd. - Manufacturer of power transformers for wide range of power levels up to 500KVA, 11kV.
http://www.sagaonenergy.com

Parekh Group - Transformers and laminations cores. From India.
http://www.parekh-group.com/

Hammond Transformers - Offers industrial control, drive isolation and distribution transformers. Transformer and line reactor products.
http://www.hammondsales.com

Dongan Transformers - Transformers for industrial applications. Supplier to OEM control, machine tool and panel board manufacturers.
http://www.dongan.com/

Arm Products - Manufacturer of transformers from 1VA to 3KVA. From India.
http://www.armproducts.com

Petra - Manufacturer of toroidal transformers and autotransformers. Romanian-German joint venture.
http://www.petra-toroid.ro

Taylor Transformers - Manufacturer of transformers for industrial, panel type, portable tool and site, site lighting, extension leads, splitters, plugs and sockets. From UK.
http://www.taylor-transformers.co.uk/

Custom Transformers - Custom Transformers Limited specialises in the design and manufacture of transformers and wound components. Based in Malmesbury, Wiltshire, UK.
http://www.custom-transformers.co.uk

Grand Transformers Incorporated - The design and manufacture of custom inductive components used in electrical equipment, communications products, computer peripherals, medical instruments, industrial controls, and power conversion products.
http://www.gtipower.com

Sanil Electric Co.,Ltd. - Transformers, reactors and sensors. From Korea.
http://www.sanil.co.kr/

Hawk Electronics Co., Ltd. - Manufacturer of transformers, adaptors, power supplies, single and multi layer OC board, lamps and bulbs. From Taiwan.
http://www.newhawk.com.tw/

Haining SanLin Electronic Co., Ltd. - Manufacturers transformers, choke parts, plastic bobbins, and mini ferrite cores.
http://www.china-sanlin.com/

Telectran Pty Ltd - Manufacturer of transformers and components for the electrical industry.
http://www.telectran.com.au

R. R. Enterprises - Manufacturer of high voltage transformers up to 120KV, isolation transformers and ignition transformers for plasma cutting equipment. From India.
http://www.rrtransformer.com/

Acme Electric - Manufacturing power conversion equipment to the electrical and electronic markets for aerospace and AC, DC power distribution.
http://www.acmepowerdist.com/

Osborne Transformer Corporation - Designer and manufacturer of specialty transformers and inductors. USA.
http://www.osbornetransformer.com/

Magnetic & Controls - Manufacturers of transformers.
http://www.transformershop.com

Getra s.p.a. - Producer of large and medium power transformers as well as distribution transformers.
http://www.getra.it

Cortec Enterprises - A US electronics manufacturer specializing in toroidal power products. Specializes in isolation transformers, autotransformers, toroidal chokes and inductors.
http://www.toroids.com

Integrity Technology Corporation - Maker of transformers for modems, telephone coupling and CCFL applications.
http://www.integritytechnology.net

İzole Trafo - Transformer and power electronic unit manufacturer in Turkey.
http://www.izoletrafo.com

S.C. Romanelec S.R.L. - Maker of low and high frequency coils and transformers, antennas, toroidal transformers. From Romania.
http://www.romanelec.ro

Merrimack Transformers - Design and manufacture of transformers for the Irish market.
http://www.merrimack.ie

Burrows Electrical - Specialized electrical transformer manufacturing company, 6VA to 20KVA.
http://www.burrowselectrical.com

Radio Electric Pvt. Ltd. - Manufacturer of variac and toroidal transformers as well as roller contact vertical variacs. Custom design capability. Located in Mumbai, India
http://www.radioelectricindia.com

Ideomat Italia - Leading manufacturer of small industrial transformers up to 100kVA.
http://www.ideomat.co.uk

Rasquinha Electronics - Manufactures transformers with a focus on toroidal cores, including ring, gapped, rectangular and C versions. From India.
http://www.rasquinhatranscore.com/

Unitech Transformers Pvt. Ltd. - Manufacturer of transformers, chokes, harmonic filters, ultra isolation transformers. From India.
http://www.unitechtransformers.com/

Bultraf, Ltd - A major manufacturer and exporter of power transformers under 1VA to over 20KVA. From Bulgaria.
http://www.bultraf.com

Polyphase Instrument Company - Custom manufacturer of magnetic components (transformers)for military, commercial, industrial, automotive, medical, and consumer applications.
http://www.polyphaseinstrument.com/

Wound Magnetics Ltd - Manufacturers of avionic and military grade wound components for power, signal, pulse and inductive applications. From Scotland.
http://www.woundmagnetics.co.uk/

MKS Transformator - Maker of slitted silicon steel and other laminations for transformers and inductors.
http://www.mks-ltd.net

Rex Power Magnetics - Manufacture of transformers - power, dry type, cast coil, control, auto, motor start, harmony, reactors, inductors, chokes, and enclosures.
http://www.rexpowermagnetics.com/

Best Windings - Produces transformers and chokes for telecommunications applications, line isolating, audio, surface mounted and switched mode power supply transformers.
http://www.bestwindings.co.uk/

TrafoConsult - Software for design of electrical transformers and inductors. Info about CE marking. Free demo available.
http://www.trafoconsult.com

Roshe Power Ltd. - Design and manufacture of toroidal and laminated transformers, inductors, and filters. From UK.
http://www.roshepower.co.uk/

Gwo Chang Multi Products Co.,Ltd. - Driver, power transformers, line filters, toroidal, choke coils and adaptors. From Taiwan.
http://www.gcmp.com.tw/

Feryster - Manufacturer of inductors, pulse transformers, power transformers, switchmode transformers, chokes, common mode chokes, differential mode chokes, bobbins, ferrite cores. Located in Poland.
http://www.induktory.pl

Gauss Electronics Co., Ltd. - Manufacturer of transformers, coils and chokes, ballasts, power adapters and converters, and related products.
http://www.gauss.com.hk/

Micron Transformers - US manufacturer of power and control transformers for OEM applications.
http://www.microntransformers.com

Perco Transformer Engineering - Providing engineering services in transformer design reviews, witness acceptance testing, forensic analysis, and technical purchase specifications.
http://home.cogeco.ca/~transformer-engineering/

Howard Butler Ltd. - Manufacturers of ring type, moulded case encapsulated and custom current transformers. From UK.
http://www.currenttransformers.co.uk/

Amar Enterprises - Manufacturer of transformers 1VA to 30KVA.
http://www.amarentp.com/

Automatic Electric - Manufacture of electrical instruments, power systems and instrument transformers. From India.
http://www.aelindia.com/

Airlink Transformers - Manufacturers of toroidal transformers for the electronics industry.
http://www.airlinktransformers.com

J. Combo Electronics Limited - Transformer manufacturer in China specializes in lighting transformer, toroidal transformer, power supply and ballast.
http://www.jcombo.com.hk

Art Mandigo Transformer Winding Services inc. - Provides transformer winding and repair services, transformer winding and repair training and technical support.
http://www.transformerwinding.com

Lundahl Transformers - Audio transformers and transformers for tube amplifiers. From Sweden.
http://www.lundahl.se/

Justin, Incorporated - Designer and manufacturer of low voltage transformers, UL Class 2 transformers and general purpose step-down transformers for landscape and track-light applications.
http://www.justininc.com

Energy Electronics Mfg. Co Ltd - Manufacturer of power transformer, toy transformer, AC adaptor, DC adaptor. From China.
http://www.energyelec.com/

Express Transformers & Controls Limited, Runcorn, Cheshire - Transformers up to 150kVA. Including reactors, inductors and ferrite (High Frequency) products also high voltage transformers, up to 80kVDC isolation and developing up to 60kVAC. From UK.
http://www.express-transformers.co.uk/

REO - Manufacturer of voltage stabilizers. Based in the UK.
http://www.voltagestabilisers.com/

SUARCOM Transformers and Coils - Maker of toroidal, signal, control, high-voltage and other transformers and inductors. From Mexico.
http://www.zarel.com/suarcom/

Leeds Transformer Company Limited - Manufacturer of Transformers for the petro-chemical and printing industries. Specialists in transient suppression, k-factor, isolation, motor starting, high current and D.C. transformers.
http://www.leedstransformer.co.uk

Neutronics Limited - Manufactures and repairs/rewinds transformers, both mains and output type for valve (tube) amplifiers.
http://neutronics.ltd.uk

Trafomatic - Design and manufacture of toroidal transformers, single phase transformers, three phase transformers and resistance welding transformers. Mladenovac, Serbia.
http://www.trafomatic.com/

Hammond Manufacturing - Provides electrical and electronic transformers and enclosures. From 11 plants in North America, supplies dry type distribution and control transformers, electronic transformers, industrial electrical enclosures.
http://www.hammondtran.com/

The 3nd Electronics Factory of Shijie Dongguan - Manufacturer of Power Factor Correction (PFC), standard power, audio frequency, and switching power transformers.
http://www.jd-elec.com/company.htm

ZAREL Transformers and Coils - Maker of toroidal, encapsulated, clamp mounted, filter, isolation, phase, control and other transformers and inductors. From Spain.
http://www.zarel.com

CSE - Chyuan Shun Electric Manufactory Co., Ltd. - Manufacturer of low voltage transformer, both EI and toroidal for applications such as audio, lighting, UPS, PCB board, air conditioning systems, laundry equipment, medical and industrial machinery, and general purposes.
http://www.cse-transformers.com

TEMCo - Provider of three phase, isolation, control, dry-type, step-up/down Transformers and drive isolation transformers, and autotransformers.
http://www.temcotransformer.com

Ritz Instrument Transformers Inc. - A manufacturer of instrument transformers, line traps and reactors from 15 kV to 765 kV.
http://www.ritzusa.com

Huiran transformer Co. - Manufacturer of various kinds of transformers for home electric appliances use.
http://www.huiran.com

Elma TT - Manufacturer of EI and UI iron core single and three phase transformers and reactors. From Slovenia.
http://www.elmatt.si/

Delta Group - Manufacture of dry-type transformers. Online line card, photograph gallery and distributor list.
http://www.delta.xfo.com/

Suenn Liang Electric Co.,Ltd. - Specializing in manufacturing transformers. Main products: single and three-phase transformer, series/AC reactor, multi-voltage control box transformer, and electric transformer.
http://www.suenn.com/

Jindal Transformers - Maker of standard and oil-filled transformers, manufactured under a quality management system. A part of the Jindal Group India.
http://www.jindalgrp.com/ptl/index.html

Tramo-Etv - Manufacturer of various types of transformers including toroidal, 3-phase, audio, switchmode and others from 1VA to 10KVA. Located in Sweden.
http://tramoetv.se

Oukai Electronics Company, Ltd. - Power and high frequency transformers and coil winding and testing equipment for transformer manufacturing. Product photos and list of company certifications. Suzhou, China.
http://www.sz-oukai.com/

Wabash Transformer, Inc. - Manufacturer of custom and standard power transformers for domestic or international equipment such as industrial lighting, metering and general PC board applications.
http://www.wabashtransformer.com/

Kaiway Electric Industrial Mfg Co., Ltd - Manufacturer of porcelain bushings in China. They supply porcelain bushings from 10KV-110KV for distribution transformer manufacturers.
http://www.kaiway.com

Oxford Electrical Products Ltd - Manufacture of transformers for telecoms, lighting, medical, audio and pulse applications together with linear and switch mode power supplies. From UK.
http://www.oep.co.uk/

Schott Corporation - Magnetics, transformers, and inductors. Fabrication of experimental and prototype units, through production runs.
http://www.schottcorp.com/

Li Tone Electronic - Designer and manufacturer of transformers and coils for power, telecommunications, including line filters, chokes, linear power toroidal transformers and SMD inductors.
http://www.adapter-transformer-charger.com/

Amruta Enterprises - Manufacturer of oil cooled transformers. From India.
http://www.amrutaen.com/

Sigma Electricals - Manufacturers of transformers. From India.
http://www.sigmaelectricals.com/

AYA Instruments - Designer of electronic metering devices and transformers for the electric power industry and for process control applications.
http://www.ayainstruments.com

Voltage Converter Transformers - Distributor of voltage converters, regulators, stabilizers, step up and step down transformers.
http://www.voltage-converter-transformers.com

MRS Elektrik Cihazlar - Maker of three-phase transformers and other magnetics. Located in Istanbul, Turkey.
http://www.mrs.com.tr

Shenzhen Sensor Electronic Technology Co., Ltd - Designer and manufacturer of current sense transformers, analog and digital voltage and current transducers.
http://www.ce-transducer.com

Electrical Transformer Control Equipment Corp - Distributor of transformers made by various power transformer manufacturers, stock transformers for the Caribbean Islands.
http://www.etcequip.com/

CR Magnetics - Current transformers, voltage transformers, power transducers, current transducers and hall effect devices for alternating and direct current.
http://www.crmagnetics.com/

Adiga Transformers & Coils Pvt Ltd. - Manufacture of transformers and coils for electronic applications. From Bangalore, Inida
http://www.adigaindia.com

Transformer Winding Services, Ltd. - Designer and manufacturer of single-phase and three-phase current, voltage and power transformers to 50kVA. Located in New Zealand.
http://www.transformer.co.nz

Flex-Core - Manufacturers of split-core and solid-core current transformers, potential transformers, digital and analog panel meters, digital and analog switchboard meters, KWH submetering equipment, terminal blocks and shunt switches.
http://www.flex-core.com/

Industrial Test Equipment Co., Inc. - Maker of high-frequency and high-power transformers to 2MHz and 20KVA.
http://www.industrialtest.com

P.S.&Transformer supplier - Maker of R-core transformer, Toroidal transformer, E-I transformer, Reactors and power supplies.
http://www.ecu.com.cn

Epco Products, Inc. - Manufacturer of transformers and related magnetic products.
http://www.epcoinc.com/

Yingjiao Electrical Co., Ltd. - Manufacturer of linear and switchmode power transformers. From China.
http://www.yingjiao.com

Marcie Electric, Inc. - Manufacturer of transformers, transformer disconnects, power supply units and specialty disconnects.
http://www.marcie-electric.com

Flanagan Transformers - Australian manufacturer of transformers from 30VA up to 50KVA, custom made for all industrial applications.
http://www.flanagan.com.au

Romarsh Ltd - Manufacture of customised power transformers and wound components.
http://www.romarsh.co.uk/

Kanohar Electricals Limited - Manufacturers of power transformers in India.
http://www.kanohar.com/

Dwarka Industries - Manufacturer of transformers, control panels and rectifiers from India.
http://www.dwarkaindustries.com/

Transmag UK - Manufacturer of cast resin indoor voltage and current transformers.
http://www.transmaguk.co.uk

Tortech - Manufacturer of toroids, toroidal transformer products, custom designed transformers compliant to all quality standards in Australia and worldwide.
http://tortech.com.au/

Galaxy Transformers - Manufacturer of custom transformers and magnetic components.
http://www.galaxytransformers.com/

Suzhou Industrial Park Sunrise Garment Co., Ltd. - Manufacturer of transformers in China.
http://sunrise.en.alibaba.com/

Control Transformer - Provides custom engineered magnetics to the OEM market. Online line card and RFQ.
http://www.control-transformer.com/

JMS Transformers UK - Provides off-shelf and custom transformer designs as well as toroidal products, inductors and chokes. Three-phase and single phase products available.
http://transformers.gb.com/

Taiwan Lynx Co., Ltd. - Manufactures adaptor, switching power supply, telecommunication transformer, switching mode power transformer. From Taiwan.
http://www.lynx.com.tw/

MagneComp Inc. - Scott-T, custom encapsulated, pulse and trigger, custom open-frame, current transformers and corona testing.
http://magnecompinc.com/

Chetan Electric Pvt. Ltd - Chetan Electric Power is an exporter of oil-cooled, dry-type, constant voltage and specialty transformers.
http://www.chetanelectric.com/

Oriental Hero Electrical Factory - Power transformers, AC adaptors, DC adaptors, and electronic ballasts. From China.
http://www.orientalhero.com/

Success Electronics & Transformer Manufacturer Sdn Bhd - Manufacturer of auto transformer, power transformer, automatic voltage stabilizer, ballast, electronic ignitors and battery chargers.
http://www.success.com.my

Ravistat Electricals - Electrical manufacturer of Ravistat variable voltage Auto Transformer.
http://www.ravistat.com

Tianshun Electrical Materials Co. Ltd. - Manufacture of winding wire, transformers and transformer accesseries.
http://www.gztianshun.com/en/eng-home.htm

Arrow Technology, Ltd. - Manufacturer of R-core transformer in China.
http://www.rn-core.com

Pioch Company - Manufacturer of electrically insulative plastic components and accessories for transformers.
http://www.transformateur.com/

Isomatic UK - Manufacture of transformers for welding.
http://www.isomatic.co.uk/

PT Guna Era Manufaktura - Panel meter, current transformer, power transducer and protection relays. From Indonesian.
http://gunaera.diytrade.com/

Rational Electronic Systems - Manufacturer of power and isolation transformers located in India.
http://www.rationalelectronic.com/

Stepro Regulators - Manufacturer of transformers, regulators and battery charger units from Turkey.
http://www.regulator-redresor.com

Dagnall Electronics UK - UK based manufacturer of power mains and encapsulated transformers, also offers a custom design and manufacturing service.
http://www.dagnall.co.uk

Salzer Group - Manufacturers of cam operated rotary swithces, terminal connectors, toroidal transformers and load break switches. From India.
http://www.salzergroup.net

Anant Enterprises - Manufacturers of high frequency, high voltage transformers, coils, chokes, sub assemblies for OEMs, automatic stabilizers, inductors, hv multiplier units and sub circuits.
http://www.indiamart.com/anant

Louth Transformers - Manufacture transformers to customer specifications in the power range 1VA to 100KVA.
http://www.louthtransformers.co.uk/

Semsa Elektronik Ltd. - Manufacturer of air core coils, transformers and inductors built on toroidal, EI laminated, and ferrite cores as well as current transformers.
http://www.semsa.com.tr

Prismatic Engineering Private Limited, Bangalore, INDIA - Manufacturers of transformers for linear, SMPS, DC/DC converter applications as well as common-mode and differential chokes, EMI filters and inductors. Styles include encapsulated, SMD, toroidal, Drum and Rod cores.
http://www.wind-it.com

Todd Systems - Manufacturers of transformers to convert American appliances for use on foreign voltages and foreign appliances for use in the USA.
http://www.toddsystems.com/

Botter Elettrotecnica - Manufacturer of transformers, autotransformers, inductors, inductances and power supply units. From Italy.
http://www.botter.com/

Staco Energy Products Co. - Manufactures voltage controls, transformers, regulators and power conditioners for industrial and consumer markets.
http://www.stacoenergy.com

Pontiac Coil - Manufacturers of analogue line transformers and digital pulse transformers for ISDN and xDSL for the electronics, communications and automotive industries. From UK.
http://www.pontiaccoil.co.uk/

Powertronix Products - Manufactures toroidal transformers, ac and dc power supplies, inductors, current, auto, and 3-phase transformers.
http://www.powertronix.com/

Seven Star - Importer of voltage and power converters, voltage transformers, battery chargers, 220V converters.
http://www.sevenstar.com

Beverly Manufacturing - Manufacturer of custom ferrite transformers and chokes for pulse, RF, switching, power, telephone, balun and other specialties including toroidal shapes. Located in New Jersey, USA.
http://www.beverlytransformers.com

SNC Manufacturing Co, Inc. - Manufacturer and worldwide marketer of transformers, coils, high frequency magnetics and value-added assemblies.
http://www.sncmfg.com

Noratel Sp. - Manufacturer of transformers. Specialized in toroidal as well as shaped transformers of EI type.
http://www.noratel.pl/

Ikontrakt - Distributor of Ganz Electric Current Transformers in the US.
http://www.ikontrakt.com

Samata Electricals Pvt Ltd - Maker of instrument, oil immersed and high-voltage transformers. Mumbai, India
http://www.sepl.in

IMEL Energy SA - Dry transformers and chokes from 5 to 1000 kVA, cast-resin and oil-transformers from 63 up to 5000 kVA.
http://www.imel.ch/

Guangzhou Dongfang Radio Factory - Manufacturer of transformers, adaptors and chip resistors. From China.
http://www.tianhe.com.cn

Vinuta Manufacturing Co., Ltd - Manufacturer of inductors, pulse transformers, power transformers, switchmode transformers, chokes, common mode chokes, differential mode chokes, bobbins, ferrite cores. Located in Slovakia.
http://vinuta.eu/en/

Kappa Electricals - Manufactures current and voltage transformers up to 33 kv in application, both indoor and outdoor.
http://www.kappaelectricals.com/

JM Transformers - Manufacturers of custom wound transformers and specialty wound components for the electornics industry including, ferrite, laminated, toroidal and air coils.
http://www.jmtransformers.co.uk

Utility Systems Technologies - Manufacturer of electronic voltage regulators and electric power line conditioners for transient power protection in low voltage single phase and three phase applications
http://ustpower.com

Mahendra Electrical Works - Manufacturer of current, instrument, control, voltage potential, oil immersed, tape wound, resin cast and moulded case transformers.
http://www.mewindia.com/

Poggen - Manufacturer and exporter of electrical laminations for all types of static and rotating machines. From India
http://www.poggen.com/

Advanced Components Industries, Inc. - Manufacturer of encapsulated power transformers rated from .3 VA up to 25 VA at 50-60 Hz. PC mountable. C-UL and VDE listed with CE approvals. UL 1585 and VDE EN60742 5,000 V insulation.
http://www.advancedcomponents.com

Shree Exim - Maker and distributor of cold-rolled grain-oriented steel for power and distribution transformers. India.
http://www.corelamination.com

Stabilizer, Servo Stabilizers, Transformers India, Transformers Manufacturers - Maker of voltage stabilizing and three-phase transformers. India.
http://shrigurunanak.net

Power Transformers And Distribution Transformers in North America - Electrical engineering consulting services for power transformers including test, design and maintenance.
http://www.eonce.com

MagCap Engineering, LLC - Fabrication of pulse components; reactors, inverter transformers and trigger transformers.
http://www.magcap.com/

Virtual Magnetics - Develop planar transformers and magnetics. Components are simulated with finite elemente analysis.
http://www.virtual-magnetics.de

Li Tone Electronic Co., Ltd. - Manufacturer of switchmode power, modem, common-mode choke and other magnetic components.
http://li-tone.electronic.com.tw/

Quality Transformer Corporation - Design and manufacture of a standard transformers, custom transformers, chokes, inductors, amplifiers and toroidal transformers.
http://www.qtran.com/

B.C.Electrical Techniques Ltd - Transformers, reactors, chokes, inductors and battery chargers. From UK.
http://www.bcet.co.uk/

Mag-Tran Equipment Corp. - Design and production of transformers, inductors, reactors, special coils, compensators, magnetic devices and rectifiers.
http://www.mag-tran.com/

Magnetika - Designer and Manufacturer of Transformers, Inductors, and Custom Magnetic Components.
http://www.magnetika.com

TransElectro - Transformers, coils and DC power supplies.
http://www.transelectro.com/

Custom Coils - High Voltage Transformers, Switchmode Transformers, Inductors and Coils Designed to meet your requirements.
http://customcoils.com

Variable transformers for Germany and Europe - Maker of variable transformers up to 1730 amps.
http://www.variable-transformers.com

ElettroMil - Transformers and related electrically engineered equipment. Multilingual site.
http://www.elettromil.com

Powervolt - Manufacturer of transformers, DC power supplies and wall-mount plug-in transformers. Products are UL, CSA, CE marked. Custom Designs welcome.
http://www.powervolt.com

Electrical Steel Products Ltd. - Suppliers of transformer laminations, toroidal cores, cut cores and universal end frames.
http://members.lycos.co.uk/laurieweston/

Ashita Techno Enterprise - Manufacturer of transformers, power transformers, control transformers, constant voltage transformers and auto transformers. From India.
http://www.ashitatechno.com/

Northlake Engineering, Inc. - Manufactures custom magnetic products.
http://www.northlake-eng.com

Douglas Electronic Industries Ltd. - Supplier of printed circuit board, isolation and ferroresonant transformers. A UK based company.
http://www.douglas-transformers.co.uk

Erea Transformers and Converters - Erea produces transformers and converters for halogen and LED-lighting, industry, and electronics.
http://www.ereatransformers.com

Arteche Group - Designer and manufacturer of instrument transformers, relays and substation integrated protection and control (SIPC) devices.
http://www.arteche.es/

Shekou Jewel Electronic Co Ltd - Manufacturer of winding inductive components including flyback transformers high-frequency transformers. From China.
http://www.szjewel.com/

Stancor Products - Manufacturer of global and power transformers. USA.
http://www.stancor.com/

Transformers, Power Supplies & Electronic Assemblies - Specialization in the design and manufacturing of custom transformers for commercial and military applications.
http://www.magwindings.com/

Hans Von Mangoldt Aachen - Designs and manufactures and tests reactors for complex frequency applications including harmonic filters.
http://www.mangoldt.com

Sunbelt's Transformer - New and remanufactured transformers for industrial and commercial clients.
http://www.sunbeltusa.com/

Ravi Electricals - Maker of variacs, variable transformers including dimmers, single phase flush type, 2 and 3 amp square box, and three phase variac open. India.
http://www.variableautotransformer.com

Controlled Magnetics, Inc. - Designer and manufacturer of magnetics products for complex waveforms, special ratings, other unique applications. US and Asian manufacturing capability.
http://www.controlledmagnetics.com

Shin Iang Toroidal Transformer Co, Ltd. - Manufacturer of toroidal transformers.
http://www.e-transformer.com.tw/

Toroid Corporation - Manufactures toroidal transformers used in power supplies and as isolation transformers.
http://www.toroid.com

Eastern Transformers and Equipment - Designs and manufactures transformers, inductors, and wound electrical components and supplies standard unregulated or switched mode power supplies, as well as bespoke or custom built units.
http://www.ete.co.uk/

Dongguan Guanghua Industry Co.,ltd - Manufactures transformers. From China.
http://www.ghcn.cn

Coiltron, Inc. - Standard and custom transformers, coils and chokes.
http://www.coiltron.com/

voltage stabilizers up to 5000 kVA - Voltage stabilizers from Germany.
http://www.voltage-stabilizers.com/

Schonberg Enterprises Limited - Manufacturer of toroidal and current transformers. ISO 9002 and UL insulation certified. Locations in Taiwan and China.
http://www.transformer-tw.com/

Newmarket Transformers Ltd. - Producers of toroidal, laminated and auto wound transformers. From UK.
http://www.newmarket-transformers.co.uk

Trench Limited - Manufacture air core reactors, instrument transformers, power quality products, earth fault protection, bushings, line traps, relay communications and protection and control equipment.
http://www.trenchgroup.com/

Electrical Products of India - Manufactures and exports air cooled transformers, power supply units, exciter units and other wound components.
http://www.epind.com/

General Transformer Corporation - Manufacturer of constant voltage and custom transformers.
http://www.generaltransformer.com

Jefferson Electric - Manufacturer of dry-type transformers worldwide with customer and technical support services.
http://www.jeffersonelectric.com/

Hang Fai Trading Co. - Maker of transformers, switching transformers, inductors and reactors. Located in Hong Kong.
http://www.hangfai.com.hk

Neeltran Inc. - Manufacturers of transformers and power supplies.
http://www.neeltran.com/

Lenco Electronics, Inc. - Lenco specializes in a wide variety of custom transformers such as isolation transformers, ferro-resonant transformers, Autotransformers, three phase transformers, and inductors.
http://www.lenco-elect.com

ABB Thailand - Power transformers manufacturer for Asia and the world.
http://www.abb.co.th

Far Long Electrical Co., Ltd. - Manufacturer of toroidal transformers, chokes and inductors.
http://www.farlong.com.tw