Designed for Value,
Engineered for Quality,
Built to Last.

JST Power Equipment is a premier supplier of medium voltage Cast Epoxy Resin transforms that also offers VPI magnetics and medium voltage switch gear products all manufactured to the same high-quality standards our customers have come to expect.

JST products have been supplied over a wide variety of industries and applications. Regardless of the product type, or whether ordered as a standard product, or uniquely designed to your specifications, JST products are built with the same high level of manufacturing standards to ensure a high quality, and durable in the intended application.

If you have questions about any of our products or services, fill out this form or call us at 844-635-0636.


Our Products

JST is one of the world's largest and most reputable manufacturers of medium-voltage cast resin transformers from 150 kVA to 20,000 kVA.