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Composite RodurFlex Station Post Insulator

High-tech insulators for all weathers


The unique design of our RODURFLEX suspension insulators and the variations possible on account of our patented modular system permit a combination of different installation lengths with different shed profiles and sizes. In addition, a large selection of fittings can be used.

Due to these versatile possibilities our RODURFLEX insulators can be produced in line with customer requirements for all possible applications in accordance with specifications.


  • Voltage level: 1 – 1100 kV
    (>800 kV in multiple component design)
  • Single-component up to 6 m (236”) installation length
  • Maximum rod diameter: 63 mm
    up to 1500 kN SML
  • Flexible leakage path
    up to 55 mm (2.16”) / kV
  • End fittings in accordance with IEC 60120, IEC 60471, ANSI C29

Production method

  • Modular system with slide-on assembly
  • HTV silicone rubber, generation III
  • ECR FRP rod, resistant to brittle fracture
  • Metastable silicone seal
  • Special shed profiles for all contamination categories
  • Patented under-rib design of the sheds

Manufactured in accordance with the standards

  • IEC 61109
  • ANSI C29.11
  • ANSI C29.12

Use in industry-specific solutions

  • Suspension and span poles for high voltage and railway networks
  • Comprehensive insulator chains
  • Dead End configurations










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Tel: 315-673-1797
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