Outdoor Panelboards in San Diego
ESU Sells New, Used & Recycled Transformers and Electrical Supplies including Outdoor Panelboards for the San Diego, Orange County, Riverside and LA areas!
For decades, Electrical Supplies Unlimited (ESU) has been the trusted partner for electricians and homeowners throughout San Diego, providing top-quality electrical products and expert support. With a reputation built on reliability and service, ESU offers a complete selection of electrical supplies, including breakers, fuses, transformers, and outdoor panelboards in San Diego. Whether you're working on a residential upgrade, a commercial installation, or a specialized electrical project, their knowledgeable team ensures you get the right products quickly and efficiently.
Panelboards are an essential component of any electrical system, distributing power safely and efficiently. There are three basic types of panelboards: lighting and appliance branch-circuit panelboards, power panelboards, and switchboards. ESU carries a wide range of these options, including durable outdoor panelboards in San Diego designed to withstand harsh weather conditions while maintaining reliable performance. By combining decades of industry expertise with a fully stocked inventory, ESU continues to help local electricians and homeowners keep their projects running smoothly and up to code.
For Circuit Breakers, our San Diego location stocks most major brands such as Square D, Siemens, ITE, Cutler Hammer, General Electric, and more. Along with Circuit Breakers, 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