Piedmont Bushings & Insulators is a manufacturer of high quality dielectric products. PBI has been a reliable source for over 30 years, supplying (around the United States & around the world) new equipment to transformer manufacturers and to end-users for replacement requirements

We specialize in the custom design and manufacture of four major product lines: bushings, insulators, instrument/current transformers and line sensors. 

Our broad product line includes apparatus and entrance bushings, Polykeram insulators, porcelain bus and switchgear insulators, current transformers as well as an expansive library of engineered products. Our engineering expertise allows us to refurbish, redesign or replace existing bushings, current transformers or other components for existing field installed equipment with proven in-house manufacturing processes unique to our operation.

Housed in the same location for over 30 years and with over 80 years of design and manufacturing expertise and experience, PBI has inherited a long standing tradition of high quality dielectric products and custom engineered products to meet the needs of a wide range of customers in the electrical industry.

We are committed to becoming a major supplier to new equipment manufacturers, utilities, and distributors for replacement parts. You can depend on a company whose engineers have spent a lifetime meticulously designing bushings and insulators with superior reliability to meet all of our customer’s individual needs and requirements.

Piedmont Bushing & Insulators

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