An insulator pin is a type of insulator fitting, it is used for the installation of a pin insulator onto a steel cross arm. The insulator pins are attached to a cross-arm, and then the insulator is screwed onto its top, it can be used vertically or horizontally.
As a leading manufacturer, QUAN PHAM manufactures and supplies 2 types of insulator pins, nylon threaded insulator pin and lead threaded insulator pin. Our insulator pins can be made of hot dip galvanized steel or forged steel, all of them are strong and have good creepage. According to the dimension of pin insulators, there are many sizes of insulation pins, from 50mm up to 150mm, we also can custom-made them according to your designs.