Buying New & Used Electrical Transformers for San Ysidro, San Diego

circuit breaker Electrical Transformers for San Ysidro

Electrical Supplies Unlimited buys and sells new power Transformers and more for San Ysidro, San Diego County and surrounding areas including Otay Mesa West, Otay Mesa, Nestor and the Tijuana River Valley and 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.

Welcome to ESU, your go-to electrical supplies company serving the San Ysidro area in South San Diego! At ESU, we specialize in buying, selling, and stocking a diverse range of electrical transformers, including trusted brands such as Hammond, Siemens, Acme, and General Electric. Whether you're an electrician working on commercial or industrial projects, or a homeowner looking for reliable transformers, we've got you covered. Our inventory includes new, surplus, and recycled transformers to meet various budget and sustainability needs. ESU takes pride in providing voltage transformers specifically tailored for electricians, ensuring precision and reliability in electrical distribution. Our transformers are designed to handle general-purpose, lighting, and power loads, making them ideal for a wide range of commercial and industrial applications. We understand the importance of quality and diversity in electrical supplies, and that's why ESU is committed to offering transformers that not only meet but exceed the expectations of electricians and homeowners in the San Ysidro area. Experience the ESU difference – where quality, affordability, and sustainability come together to power your projects. Contact us today for all your transformer needs!

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.

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!