Thai Hitachi Enamel Wire Co., Ltd.'s main product is enamel wire. It is used for motor windings, electrical transformers, compressors and other electrical devices. At present, the company’s productivity is 15,000 Tons a year calculated by copper usage with sales volumes of more than 100 million US dollars a year.

With great vision and planning of our management team, The Company certified ISO 9001 and ISO TS16949 which is an endorsement of our product’s quality. This has led us to be a top supplier to the global automotive industry. The company also realizes it has responsibilities for social welfare in local communities and has put in place environmental friendly policies.

The company has also achieved both ISO 14001 certification and ISO 50001 certification in energy management. As mentioned above, Thai Hitachi Enamel Wire Co., Ltd is committed to offering our customers the very best products and dedicated customer service and will continue to develop further quality products for the future success and satisfaction of our customers.

On January 4, 2023, Thai Hitachi Enamel Wire Co., Ltd changed its name to Proterial Thai Enamel Wire Co., Ltd.