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Machined components

Machined components are made from pre-compressed pressboard and laminated pre-compressed pressboard. Hitachi Energy's offering includes a full range of value-added machined parts, including runners, wedges of trapezoidal, rectangular, and other profiles, as well as edge-rounded spacer strips of different sizes (made to customer specifications) and milled spacers with exceptionally low thickness tolerances.

Our machined components are tailored in accordance with customer dimensions and tolerances.

Why Hitachi Energy?

  • More than 150 years of experience in insulation
  • Complete range of insulation products for liquid-filled transformers; comprehensive range for dry-type
  • Complete range of insulation products for transformers from 11 kV up to 1,200 kV AC and 800 kV DC
  • Material excellence
  • Global footprint 

Product scope

  • Oil-filled power transformers
  • Compliant with IEC standards
  • Dimensions and tolerances as per customer drawings
  • Strips and spacers
  • Axial spacers
  • Radial runners
  • Calibrated strips
  • Cylinders and endrings
  • L-profiles and frames
  • Milled spacers and blocks
  • Insulation sets and kits
  • Static cylinders
  • Clackbands
  • Corrugated boards

Contact us

Submit your enquiry and we will contact you