Porcelain Line Post Insulator are mounted to a supporting structure such as wooden/steel pole or tower through an additional base, used on overhead distribution and transmission from 10kV up to 138kV.

WINNING® supplies the complete range of porcelain line post insulators as below:

1-Tie Top type with Stud Base (Horizontal & Vertical Application):

Porcelain Line Post Insulators of ANSI 57-1, 57-2, 57-3, 57-4, 57-5, 57-6

2-Vertical Clamp-top type with Stud Base

Porcelain Line Post Insulators of ANSI 57-11, 57-12, 57-13, 57-14, 57-15, 57-16

3-Horizontal Clamp-top type with Stud Base

Porcelain Line Post Insulators of ANSI 57-21, 57-22, 57-23, 57-24, 57-25, 57-26

4-Horizontal Clamp-top type with Curved Base

Porcelain Line Post Insulators of ANSI 57-31, 57-32, 57-33, 57-34, 57-35, 57-36

5-EP Tie Top type with Stud Base

Porcelain Line Post Insulators of EP472, 480, 801, 965, 1046, 1088 and similar ones.

Top and Bottom End Fittings, Stud and Gain Bases can be designed also upon request.