circuit breaker Electrical Supplies Unlimited buys and sells new Transformers and more for Irvine, Orange County and surrounding areas including Laguna Beach, San Juan Capistrano, San Clemente, Dana Point, Mission Viejo, Lake Forest 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.

Welcome to Electrical Supplies Unlimited (ESU), your go-to destination for all your electrical needs in Irvine, Orange County. As a leading electrical supplies company, ESU specializes in buying, selling, and stocking a wide range of electrical power transformers, circuit breakers, and panels. Whether you're a professional electrician or a homeowner, we have you covered with our diverse selection of new, surplus, and recycled electrical supplies. Our commitment to quality and customer satisfaction ensures that you receive top-notch products that meet your specific requirements. With ESU, you can trust that you're getting reliable electrical supplies at competitive prices, backed by exceptional service and expertise. Visit us today and discover why ESU is the preferred choice for electrical professionals and homeowners alike in Irvine and beyond.

Electrical Supplies Unlimited (ESU) is your trusted partner for all your electrical supply needs in Irvine, Orange County. With a focus on providing top-quality products and exceptional service, ESU offers a comprehensive range of electrical power transformers, circuit breakers, and panels to cater to both electricians and homeowners. Whether you're undertaking a professional project or a DIY home improvement task, our extensive inventory of new, surplus, and recycled electrical supplies ensures that you'll find exactly what you need. At ESU, we pride ourselves on our commitment to sustainability and affordability, offering environmentally-friendly options while keeping costs competitive. Experience the convenience and reliability of ESU's electrical supplies today, and let us help you power up your projects with confidence.

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!