circuit breaker Electrical Supplies Unlimited buys and sells new power Transformers and more in Pala Mesa, North San Diego County and surrounding areas including Bonsall, Fallbrook, Oceanside, Carlsbad, Vista, San Marcos 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 trusted source for comprehensive electrical solutions in Pala Mesa, North San Diego. At ESU, we specialize in buying, selling, and stocking a diverse range of high-quality electrical supplies, including transformers, circuit breakers, panel boards, fuses, and more. Our commitment to excellence ensures that electricians in Pala Mesa have access to a vast inventory of reliable products that meet the highest industry standards. Whether you're working on a residential project or a large-scale commercial endeavor, ESU is your go-to partner for all your electrical needs. With a focus on providing top-notch products and unparalleled service, we strive to be the preferred choice for electricians seeking quality electrical supplies in Pala Mesa and the surrounding areas.

Electrical Supplies Unlimited (ESU) takes pride in being the go-to destination for electricians in Pala and Pala Mesa, North San Diego, offering a comprehensive selection of electrical transformers, circuit breakers, panel boards, fuses, and more. Our company is dedicated to facilitating seamless electrical projects by providing a one-stop-shop for all your electrical supply needs. ESU stands out by not only buying and selling top-tier electrical components but also by maintaining a well-stocked inventory to ensure that electricians have quick access to the essential materials required for their projects. Trust ESU for a reliable partnership that caters to the unique demands of the electrical industry in Pala Mesa, where our commitment to quality and efficiency sets us apart in serving the vibrant community of skilled electricians in 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.

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!