circuit breakerWelcome to ESU, your premier partner for all things electrical supplies in San Diego. Our commitment to sustainability and innovation sets us apart, as we not only offer a comprehensive selection of electrical products, but we also take it a step further. ESU is proud to be a leading buyer of new, used, and surplus electric power transformers throughout the San Diego area. If you have transformers that are no longer in use, we provide a seamless solution for turning your surplus assets into value. Our experienced team ensures a hassle-free process, offering competitive pricing for your electrical equipment. Join us at ESU, where we not only cater to your electrical supply needs but also help you optimize your resources through our transformer buyback program.

At ESU, we're not just another electrical supplies company – we're a solution provider that goes beyond the conventional. As your go-to partner for electrical needs in San Diego, we offer an expansive array of products to meet various requirements. What truly sets us apart is our commitment to sustainability and cost-efficiency. We proudly buy new, used, and surplus electric power transformers across the San Diego region, turning unused assets into opportunities. With a dedication to environmentally friendly practices and exceptional customer service, ESU offers a streamlined process for selling your transformers while ensuring you get the best value. Step into a new realm of electrical solutions with ESU, where innovation meets sustainability, and your surplus transformers become an avenue for growth.

Electrical Supplies Unlimited buys and sells new Transformers and more for the downtown San Diego area and surrounding cities including Mira Mesa, Carmel Valley, Miramar, University City, La Jollaand 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 30 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.

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.

What sets us apart is our unique offering – we not only provide top-notch new equipment, but we also buy used and surplus electric power transformers, circuit breakers, and panelboards. Our commitment to sustainability and cost-effectiveness ensures that both customers and businesses can find the solutions they need. Whether you're looking to purchase new equipment or looking to offload surplus items, Electrical Supplies Unlimited is your trusted partner. Explore our diverse inventory and experience the convenience of a one-stop shop for all your electrical supply needs.

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. If you have excess Transformer inventory for sale in the 92121 zip code area, give ESU a call!

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!