Insulators from PPC are synonymous with quality and reliability. Our engineers work with OEM’s in order to design tailored solutions for each and every customer.

Continuous development and investment at PPC enable us to offer insulators up to 1100kV for:


  • switchgears (DTB, LTB and GIS)
  • instrument transformers (CT and CVT)
  • power transformers
  • surge arresters
  • cable sealing ends
  • wall bushings

Insulators exceeding 2.700 mm are jointed by epoxy gluing. For instance, we regularly supply 1100kV bushings with height of 11.000 mm. PPC experience for this jointing technology exceed 50 years.


Length per single piece:max. 2.700 mm / 106.29 in
Length Jointed Porcelain:max. 11.000 mm / 433.07 in
Shed diameter:max. 1.100 mm / 43.3 in
Inside diameter:15 mm - 860 mm / 1 in - 33.85 in
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