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Substation Post Insulators

Our company can supply you best quality and reasonable price for substation post insulators from 10kV to 220kV.

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Product Details

1.Sizes and Technical data of substation post insulators


Rated voltage


Rated mechanical bending failling load(kN)

Structure height


Min nominal creepage distance


1min power frequency wet withstand voltage (kV)

Full wave lightning impulse withstand voltage peak value (kV)








 Substation Post Insulators

2.Materials of Substation Post Insulators

1).Silicone Rubber for sheds/housing.

2).Glass-fiber reinforced epoxy resin rod for substation post insulators core.

3).Hot dip galvanized cast steel for substation post insulators metal fittings.

4).Zero accident for Europe utilities like Greece, Spain for more than 500,000pcs.


3. Company advantage:

1-STRI Sweden 5000hours aging test to assure material quality.

2-After-sales service specification, after-sales service response timely.

3-Flexible production organization and short production cycle.

4-The product range is complete, according to the needs of customers.

5-The company has first class design team.

6-All of our substation post insulators are tested and qualified by National Inspection Institute and IEC/ANSI standard. 

1.Composite Silicone Polymer Insulators certificate.jpg

2.Composite Silicone Polymer Insulators froduction facility_2.jpg

2.Composite Silicone Polymer Insulators froduction facility_3.jpg

2.Composite Silicone Polymer Insulators froduction facility_4.jpg

3.Composite Silicone Polymer Insulators storage facility_1.jpg

3.Composite Silicone Polymer Insulators storage facility_2.jpg

4.Composite Silicone Polymer Insulators testing facility.jpg

5.Composite Silicone Polymer Insulators shipment_1.jpg

5.Composite Silicone Polymer Insulators shipment_2.jpg

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