75 kVA Transformers in San Diego

ESU Sells New, Used & Recycled Circuit Breakers, Transformers and Electrical Supplies for the San Diego, Orange County, Riverside and LA areas!

For over 40 years, ESU, Inc. has been a trusted source for used, surplus, wholesale, and recycled electrical supplies in San Diego. Serving both the commercial and residential electrical markets, we offer an extensive inventory of high-quality equipment, including hard-to-find and obsolete items. Every piece of used equipment we sell is tested and guaranteed, backed by our knowledgeable staff and decades of experience in the industry. Our mission is to provide outstanding service while exceeding customer expectations.

At ESU, we feature a wide range of transformers, including 75 kVA transformers available in new, used, and certified options. These transformers are ideal for commercial, industrial, and residential applications that require dependable power distribution. Whether you need a cost-effective used transformer or a certified unit for long-term reliability, ESU can provide the right solution. We also carry a complete line of circuit breakers and accessories designed to meet the demands of residential, commercial, and industrial electrical systems.

Our San Diego location stocks most major brands such as Square D, Siemens, ITE, Cutler Hammer, General Electric, Federal Pacific, and more. Along with 75 kVA transformers, our inventory includes panelboards up to 600V, disconnects, fuses up to 3000 amps, meter sockets, lighting ballasts, and specialty bulbs. With a reputation built on reliability and expertise, ESU, Inc. continues to be San Diego’s go-to electrical distributor and wholesaler for both standard and hard-to-find electrical supplies.

In addition to our extensive inventory, we also buy new and used electrical equipment. Whether you're upgrading, downsizing, or clearing out surplus stock, we’re interested in purchasing equipment from major brands such as SquareD, Siemens, ITE, Cutler Hammer, General Electric, Federal Pacific, Pushmatic, Zinsco, Crouse Hinds, Challenger, Westinghouse, Sylvania, and Bryant. We're especially looking for items like Circuit Breakers, Transformers, Disconnects, Panelboards up to 600V, Fuses up to 3000 Amps, Bolt Switch Pullouts, Meter Sockets, Lighting Ballasts, and specialty bulbs including Metal Halide and Sox. Reach out today to turn your unused inventory into cash.

ESU Inc also rents electrical equipment. Greenlee Wire Pullers, Conduit benders as well as many other electrician tools.
Talk directly to one of our specialists, Ed, Scott, Kevin or Chris at 858.558.2850 for assistance. Have an emergency? Call our emergency hotline 619-540-2952