1609 Diamond Springs Road,
Virginia Beach, Virginia, USA
Phone 757.460.3649 | Fax 757.460.3550

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About NLPI

NGK-Locke Polymer Insulators, Inc. (NLPI), is a world class manufacturer of cost effective, superior quality high-voltage silicone polymer electrical insulators for transmission lines and substations.

Based on NGK Insulators’ 30 years of research and development in the polymer insulator field, NLPI started commercial operation in 1993, fully and directly affiliated as a company of NGK Insulators, Ltd.

All polymer products are manufactured in the United States to stringent quality requirements defined by NGK’s Quality Management ideals, assuring our customers of exceptional value, consistent quality and on time delivery.

Since 1993, NLPI has enjoyed quick and exceptional recognition as a dependable quality and world scale supplier of silicone polymer insulators to major electric utilities both in the U.S.A. and around the world. Our recognition results from the achievements of NGK Insulators’ extensive research and development work for more than three decades.  All of our products are designed and manufactured in our ISO9001:2008 and ISO14001:2004 registered facility located in Virginia Beach, Virginia.

Our products include:
  • Polymer suspension transmission insulators rated from 69kV to 765kV
  • Polymer Line Post transmission insulators rated from 69kV to 500kV
  • Polymer Station Post insulators rated from 69kV to 345kV
  • Braced Post Assemblies comprised of our high quality line post and suspension insulators

Staffed with skilled engineers and supported by the resources of NGK Insulators, Ltd., Japan, NLPI can provide polymer insulator solutions to fulfill the demands of the electrical transmission industry.

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