At Johnson Electric Coil Company, we recognize that OEMs, repair and service technicians, machine shops, fabricators, and electronics manufacturers have a lot of different choices when looking for electrical transformer manufacturers. We also know that we offer some important differences over our competition, which makes us one of the top electrical transformer manufacturers for anyone looking for industrial grade transformers up to 250kVA and input up to 600 volts.

Made in America

Unlike some electrical transformer manufacturers, we are an American company making all of our products with American labor right here in Antigo, Wisconsin. Since transformers and inductors are our specialty, we have a distinctive focus that allows our engineers and manufacturing technicians the technical expertise, industry knowledge, and practical experience to create custom transformers that are truly designed for a specific industry and application.

Extensive Experience

Johnson Electric Coil is an established company, in business since 1934! We are still family owned and operated, and we have many customers that we have served for decades.

Our reputation for quality and integrity is not hard to discover—just ask any of our customers about the durability, reliability, and efficiency of our transformers.

Custom-Focused from Start to Finish

We built our reputation as one of the top electrical transformer manufacturers, not just by the quality of our products but also by the quality of our customer service. We will ensure that we understand your needs before production, then complete your custom order on time and to your specifications.

Our people will also work with you to keep the cost of production low and even to assist in finding the lowest cost freight companies to get your finished product to you on your schedule.

If you need a custom transformer, talk to the team at Johnson Electric Coil Company, 800-826-9741. Once we have discussed your needs—so you get just the right transformer to get the job done right, at a fair price, and delivered as promised—we will be happy to provide you with a quote.