Buying Selling Surplus Electrical Equipment, New & Used
For over 40 years, Electrical Supplies Unlimited (ESU) has been a trusted name among San Diego electricians and homeowners seeking reliable electrical supplies, tools, and equipment. From complete panelboards and circuit breakers to fuses, transformers, and temporary power systems, ESU provides the products and expertise customers need to get the job done right. Whether it’s for a large commercial project or a simple residential repair, ESU delivers quality and dependable service every time.
ESU proudly buys and sells surplus electrical equipment, helping customers save money while promoting sustainability through recycling and reuse. Their inventory includes a wide selection of transformers, circuit breakers, panel boards, fuses, and more, all inspected and ready for installation. By maintaining a constantly updated stock of both new and surplus components, ESU ensures that San Diego contractors, maintenance teams, and homeowners always have access to hard-to-find electrical parts when they need them most.
With decades of industry experience, the ESU team understands the challenges local electricians face and works closely with every customer to find the right solutions quickly and efficiently. Their knowledgeable staff takes pride in offering honest advice, competitive pricing, and responsive service that keeps San Diego’s electrical systems running safely and smoothly. Whether you’re looking to buy or sell surplus electrical equipment, ESU is your go-to source for reliable products and expert support.
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!