circuit breaker Electrical Supplies Unlimited buys and sells new Transformers and more for San Juan Capistrano, Orange County and surrounding areas including San Clemente, Dana Point, Laguna Beach, Mission Viejo, Lake Forest, Irvine and many more. Of course, we can arrange shipment on a wide variety of products to service those outside our area. We will also purchase your used Transformers.

ESU Inc has been in the electrical supply business for over 40 years. We have a large inventory of new, surplus and recycled electrical supplies both for the commercial and residential markets.  We can offer the best pricing on your used and obsolete Electrical Transformers as our large client base allows us to give you the highest price possible.

Electrical Supplies Unlimited (ESU) is your trusted partner for electrical supplies in the San Juan Capistrano area. Our comprehensive range of products includes new, surplus, and recycled electrical power transformers, circuit breakers, and panels, catering to the needs of electricians and homeowners alike. Whether you're upgrading your home's electrical system or completing a commercial project, ESU has the products you need to get the job done efficiently and safely. With our commitment to quality and customer satisfaction, you can count on ESU to provide reliable solutions at competitive prices. Visit us today and let our knowledgeable team assist you in finding the perfect electrical supplies for your project.

Our staff is very knowledgeable and our mission is to ensure that our customers expectations are exceeded. Ask around, our reputation is what makes us! Or just call to find out yourself at 858.558.2850.

We purchase most major brands including Acme, Westinghouse, Cutler Hammer, ITE Siemens, FPE  Federal Pacific, Square D, General Electric and Zinsco products. We are a fully stocked Electrical Distributor and Electrical Wholesaler with many different lines in stock.

Our inventory consists of a large selection of Circuit Breakers, Transformers, Disconnects, Panelboards to 600v, Fuses up to 3000 Amps, Bolt Switch Pullouts, Motor Starters and Relays, Meter sockets, Lighting ballasts, Metal Halide and Sox bulbs. We also carry Lithonia Commercial and residential lighting fixtures as well.

We are transformer and electrical hardware experts. Do not hesitate to call us at 858.558.2850 to find out how ESU can help you with your excess Transformer needs.

Your one stop go-to guys. Always at your service!