Overview
SEL invents, designs, and builds digital products and systems that protect, automate, and control critical infrastructure around the world. This technology prevents blackouts and enables customers to improve power system reliability, safety, and cost. SEL, a 100 percent employee-owned company that is headquartered in Pullman, Washington, has manufactured products in the United States since 1984 and now serves customers worldwide. SEL provides unmatched technical support and customer service and a ten-year worldwide warranty