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Home / Services / High Voltage Coils

High Voltage Coils

Houghton International supplies a range of high voltage coils specifically designed for the repair market, including HiFLEX - our fully cured, fully tested, totally flexible insulation system for improved fit, quicker installation and reduced risk of damage.

Our high voltage coils are manufactured in-house and we offer a range of resin rich and global VPI insulation systems for industrial, power generation and specialist applications. With absolute control over quality, we manufacture stator, armature, field and rotor coils for all types of motors and generators up to 15kV, in diamond and concentric designs.

With over 30 years multi industry experience in electro mechanical engineering we offer:

  • Supply and manufacture of premium high voltage coils and auxiliary winding kits
  • Fully tested with a 5 year warranty
  • Specialist electro mechanical engineering support
  • Computer aided design, performance upgrade and reverse engineering capabilities
  • Worldwide in situ support services
  • ISO certified manufacturing facility with state of the art coil press

We currently export to over 30 countries worldwide, including Canada, Greece, Hong Kong, Indonesia, Australia, Nigeria, Norway, Venezuela, Malaysia, the Middle East, the USA and the Caribbean.

Customers are kept up to date using our Houghton Exchange video communication technology which offers live work in progress updates, visual diagnostic reports and live test results via video link to all them to keep track of their HV coils wherever they are in the world.

All full data quotes are presented using our AutoCoil design software, utilising the latest technology to offer 3D coil design and slot build drawings for improved design and accurate fit.

Using our extensive manufacturing expertise, we have developed a comprehensive range of insulation systems suitable for all applications, including –

  • HiFLEX™ Our innovative, fully tested, totally flexible insulation system.
  • HiRES™ Our B-stage end winding solution
  • HiBRID™ Our unique insulation system combining the merits of Vacuum Pressure Impregnation (VPI) and resin rich technology
  • HiVAX™ Our VPI insulation system

We are also experienced in the manufacture of half bar systems, which are used in the winding of turbo generator machines up to 70MW.

To learn more about Houghton International, specialist high voltage coil manufacturers, contact us today. You can find more information on our website about our range of other services, including rail traction motor services and electric motor rewind services.

Further Information

High voltage coils – brochure download
Our capabilities – brochure download
Coil manufacturing – showcase video
How to record accurate coil data guide
VE testing brochure download

Range of insulation systems


Related Services

High Voltage Coil Support Services
High Voltage Coil Testing & Diagnosis Services
How to Select the Best High Voltage Coil Insulation System
What Makes a Premium High Voltage Coil?

Our coil data collection sheet

Paired with our guide to recording accurate coil data, use this sheet to easily collect and record accurate stator core slot dimensions for your enquiry.

Our guide to recording accurate coil data

When placing an order for HV coils, in order to ensure an accurate fit and specification it is critical to ensure that key data points are measured correctly. See our guide to find out our recommended best practice.

Contact us for more information on our high voltage coils

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