Reference & Design Information

These pages are intended to provide reference information useful to designers, specifiers and purchasers of transformers, power supplies, and related magnetic components.

Check back frequently as we will continue to add content as time allows.  If you are unable to locate the information you need on our site, please use the Contact Us form to submit your question, or give us a call at 800-963-9799.

With nearly 20,000 designs in our database and almost 80 years in business, chances are good, if your question relates to transformers, we have the answer.