circuit breaker Electrical Supplies Unlimited buys and sells new power Transformers and more in Fallbrook, North San Diego County and surrounding areas including 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.

Electrical Supplies Unlimited (ESU), your one-stop solution for top-quality electrical components in Fallbrook, North San Diego. At ESU, we take pride in our extensive inventory of electrical transformers, circuit breakers, panel boards, fuses, and more, catering specifically to the needs of electricians. Whether you're undertaking a residential wiring project or managing a commercial electrical system, ESU is your trusted partner in sourcing, buying, and selling premium electrical supplies. Our commitment to excellence is reflected in the diverse range of products we stock, ensuring that electricians in Fallbrook have access to the latest and most reliable components for their projects. With ESU, elevate your electrical work with confidence, knowing you have a reliable partner providing high-quality supplies for your every need.

Electrical Supplies Unlimited (ESU) is the go-to destination for electricians in Fallbrook, North San Diego, seeking a comprehensive selection of electrical transformers, circuit breakers, panel boards, fuses, and more. As a dedicated supplier, ESU goes beyond merely selling electrical components – we prioritize building lasting partnerships with our customers. Our extensive stock is curated to meet the specific requirements of electricians, ensuring they have access to the latest and most reliable products on the market. Whether you're a seasoned professional or a newcomer to the field, ESU provides a seamless buying experience, making it easy for you to find and acquire the electrical supplies you need. Trust ESU for your electrical needs, and experience unparalleled service and a vast inventory that empowers electricians to excel in their projects across Fallbrook and North San Diego.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!