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Lighting Arrestor

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We offer an deal in wide range of Power Lighting Arrestors. 9kv, 12kv, 30kv, 33kv, 66kv, polymer & ceramic lighting arrester 5kn,10kn. Depending on the application, it may be more prudent to choose either a porcelain insulator or a polymer insulator.
Please use the charts below to compare the different types of insulators:

Porcelain Insulator AdvantagesPorcelain Insulator Disadvantages
  • Very long life, made of inorganic materials and do not age.
  • Very reliable, with a proven track record. Over 80 years of experience
  • Have higher leakage distance profiles
  • Easier to maintain, can be coated and washed
  • Have more flexibility in length with more units
  • Easy to identify a damaged unit
  • Strong in compression
  • Heavy, leading to more expensive shipping and more difficult handling
  • Could have hidden defects that are hard to detect
  • Vandalism is common from thrown rocks, or from being shot at
  • Pin erosion, and coupling hardware corrosion
  • Cement growth cracking
  • Weaker in tension
Polymer Insulator AdvantagesPolymer Insulator Disadvantages
  • Lighter in weight, almost a 90% weight reduction. This weight reduction leads to easier handling, reduced shipping and installation costs.
  • Better performance in high contamination areas
  • Overall better handling of shock loads
  • More aesthetically pleasing the eye, and smaller profile
  • More resistant to vandalism and breakage due to the forgiving nature of polymer
  • Strong in tension
  • More susceptible to damage from arcing or flash overs
  • Less experience in the field, still changing as more polymer products come out
  • Harder to check for inconsistencies or damages
  • Dimensions vary
  • Storage concerns
  • Dry arc distance is lower
  • Interface bonding issues
  • Weaker in compression

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