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Changsha Power Electric Co.,Ltd. 86-731-8465-7833;
Easy Install OEM ANSI C29.7 Line Post Insulators

Easy Install OEM ANSI C29.7 Line Post Insulators

  • High Light

    ANSI C29.7 Line Post Insulators


    OEM Line Post Insulators


    ANSI C29.7 Porcelain Line Post Insulator

  • Color
    Light Gray
  • Material
    Porcelain C-120
  • Application
    Transmission And Distribution Of Electric Power
  • Standard
  • Size
    Customized Size
  • Sample
  • Oem
  • Pack
    Standard Export Packing
  • Place of Origin
  • Brand Name
  • Model Number
    ANSI 57-4
  • Minimum Order Quantity
  • Price
  • Packaging Details
  • Delivery Time
  • Payment Terms
    T/T, L/C
  • Supply Ability

Easy Install OEM ANSI C29.7 Line Post Insulators


Easy install Line Post Porcelain Insulator ANSI C29.7 F neck / light gray





ANSI CLASS Creepage distance (mm) Dry arcing distance (mm) cantilever strength (kN) Lower frequency flashover voltage Critical impulse flashover voltage Test voltage to ground (kV)
Dry(kV) Wet(kV) Positive(kV)
57-4 1015 368 12.5 140 110 230 44



1. Line post insulators shall conform in all respects to the requirements of ANSI standard.

2. The insulators shall be made of good commercial-grade wet-process porcelain.The entire surface of the insulator, with the exception of a firing surface, shall be glazed.If gray is required, it shall be in accordance with ANSI Z55.1-1967 (R1973).

3. Metal parts shall be made of a good commercial grade of malleable iron, ductile iron, steel, or
aluminum. Ferrous parts, other than stainless steel, shall be galvanized in accordance with ASTM A153.



Competitive advantages:


1. Our insulators ensure good profit margin and flexibility along with excellent apprearance and quality.

2. We can supply insulators according to IEC standards, ANSI standards,BS standards or customer specifications.

3. porcelain glaze can be made as colour brown, light gray ,white or blue. 



Pre-sales service:


Choose the proper reactor type

Installation recommendations and to provide technical information

Satisfied users of the special design requirements


After-sales service: 


Offer professional equipment installation instructing

Provide spare parts for wearing parts(such as post insulator, bolt, etc.)