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Transmission Line Post Insulator

Our composite line post insulator adopt the advanced injection producing technology for housing and the design of the shed adopt unique aerodynamics principle.

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Product Details

1.Technical data of transmission line post insulator



Rated mechanical failling load

Structure height(mm)


Min.Electric arc distance (mm)


Min nominal creepage distance (mm)Full wave lightning impulse withstand voltage(peak value)(KV)1min power frequency wet withstand voltage not less than(kv)Highest operating voltage of equipment(KV)


                        transmission line post insulator 

2.Materials of transmission line post insulator

Transmission line post insulator consists of an insulating core-fiberglass rod protected by a housing (HTV Silicone Rubber) intended to be mounted rigidly on a supporting structure by means of a pin passing up inside the housing which is moulded or cast by circumferential crimping process. 

3.Why choose GaoN?

1-Competitive Price (Factory direct price).


2-Agent service in all the world.


3-On time delivery .


4-We offer transmission line post insulator sample for free.


5-Professional Technology .


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