Buying New & Used Electrical Transformers in Del Dios

circuit breaker Electrical Supplies Unlimited buys and sells new power Transformers and more in Del Dios, North San Diego County and surrounding areas including Oceanside, Carlsbad, Vista, Fallbrook 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 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 one-stop destination for top-quality electrical supplies in Del Dios, North San Diego. As a leading provider in the industry, ESU specializes in buying, selling, and stocking a comprehensive range of electrical components, including transformers, circuit breakers, panel boards, fuses, and more. Our commitment to excellence and customer satisfaction sets us apart, making ESU the preferred choice for electricians seeking reliable and efficient electrical solutions. With a vast inventory and a focus on quality, ESU ensures that electricians in Del Dios, North San Diego, have access to the essential tools and equipment they need to tackle projects of any scale.

At Electrical Supplies Unlimited (ESU), we take pride in being the go-to source for electrical professionals in Del Dios, North San Diego. Our extensive selection encompasses a wide array of electrical supplies, from transformers and circuit breakers to panel boards and fuses. ESU is dedicated to providing electricians with not only a diverse range of high-quality products but also a seamless and convenient procurement experience. With our commitment to maintaining a well-stocked inventory, we empower electricians to access the essential components they require promptly. Trust ESU for your electrical supply needs, and experience unparalleled service and reliability that cater to the specific demands of the electrical trade in Del Dios and throughout North San Diego.

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. If you have surplus electrical equipment to sell in Del Dios, 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!