Dufrane has the experience to use many different types of special materials and processes in the design and construction of our custom transformers.  These special considerations are various customizations covering the main components of a transformer:

  • Core¬†
    • Laminated Steel (Shell Type)
      • EI, EE are typical configurations
    • Laminated Steel (Core Type)
      • L, UI are typical configurations
    • C Type
  • Bobbins
    • Nylon, Delrin, and other advanced materials
    • Single piece and two-piece and complex forms
  • Conductive Windings
    • Copper is used primarily
    • Bondable Wire
    • Litz Wire
    • High Temperature Wire
    • Ferrite Cores
    • Metglass Cores
    • Specialty Copper (including Foil, Bar, and Braid)
  • Encapsulation
    • Cast Epoxy Resins
    • Varnish VPI
    • Advanced Tapes and Other coatings
  • Housings and Enclosures
    • Plastics
    • Aluminum
    • Steel