SEL

Schweitzer Engineering Laboratories (SEL) is a global leader in the electric power industry, specializing in innovative solutions for power system protection, automation, and communication. Founded in 1984 and now employee-owned, SEL focuses on enhancing the reliability and efficiency of power systems through high-quality products and customer-centric services. Their offerings include protective relays, automation systems, and metering solutions, aimed at improving the performance of electrical infrastructure worldwide.