Buying New & Used Electrical Transformers for Otay Ranch, San Diego

San Ysidro Electrical Transformers for Otay Ranch

Electrical Supplies Unlimited buys and sells new power Transformers and more for Otay Ranch, Otay Mesa, San Diego County and surrounding areas including San Ysidro, Otay Mesa West, 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.

ESU stands as the premier electrical supplies hub for Otay Ranch electricians, providing a seamless experience in buying, selling, and stocking electrical transformers. Our offerings span renowned brands such as Hammond, Siemens, Acme, and General Electric (GE), ensuring that electricians have access to a diverse range of voltage transformers for their specific needs. Whether you're handling general-purpose electrical distribution, lighting, or power loads in commercial or industrial settings, ESU has you covered. Not only do we offer new transformers, but our commitment to sustainability shines through with our stock of recycled options. Join the community of electricians who trust ESU for quality, reliability, and eco-friendly solutions. Visit us today and power up your projects with the best electrical transformers in Otay Ranch.

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!