RESA Power Systems offers many different kinds of metal enclosed and metal clad switchgear and switchboards from 600V – 34.5KV. All switchgear is purpose-built to ANSI, IEEE and NEMA standards. We are Original Equipment Manufacturers for a variety of brands offering new, used, and obsolete equipment in stock or built to your specification. Matching obsolete switchgear line-ups is easy when you have years of engineering knowledge with older manufacturer equipment.

Switchgear relaying upgrades include replacement of your old, obsolete, electromechanical overcurrent relaying with microprocessor-base relays.

RESA has an enormous amount of stock and can help you find what you’re looking for. Contact your nearest Systems Center for help.


With distribution and manufacturing centers located across the United States, RESA provides service and support to clients in every major metropolitan area.