If you are looking to purchase high-quality AC electrical transformers from reliable manufacturers, look no further! We offer a wide range of top-notch AC electrical transformers, designed to meet diverse industrial and commercial needs. Our transformers are manufactured by industry-leading companies known for their excellence in engineering and product performance. With a strong focus on durability, efficiency, and safety, our selection ensures optimal power distribution and seamless operation in various applications. Whether you require single-phase or three-phase transformers, our product lineup has you covered. Experience peace of mind and enhanced productivity with our premium AC electrical transformers sourced from reputable manufacturers. Don't miss out on this opportunity to elevate your power distribution system to new heights! Contact us today to explore our extensive collection and find the perfect match for your requirements.

 ESU, Inc. has a large inventory of new and used transformers  If you require I phase 3 Phase 208/240, 208 to 240, 208 to 480, 120 to 240 or other voltages we usually have the transformer in stock.

We usually stock Acme, Westinghouse, Cutler Hammer, ITE Siemens, FPE  Federal Pacific, Square D, General Electric and Zinsco products.

We also carry a wide variety of commercial power transformers. Low Voltage Distribution General Purpose Commercial Transformers for all of San Diego. ESU offers a wide selection of electrical products that include buck-boost transformers, low voltage lighting transformers, mini power centers, and autotransformers.

All our recycled equipment has been tested and has our guarantee.