Schweitzer Engineering Laboratories

http://www.selinc.com/

Schweitzer Engineering Laboratories (SEL) is a leader in power system protection, automation, and control technologies. Founded in 1982 by Dr. Edmund O. Schweitzer III in Pullman, Washington, SEL introduced the first microprocessor-based digital protective relay in 1984. As a 100% employee-owned organization since 2009, SEL focuses on long-term stability and customer-driven innovation.The company manufactures a range of products, including protective relays, automation and control systems, and fault locating and data analysis tools. SEL serves customers in 147 countries, providing a 10-year worldwide warranty and dedicated technical support. Their services include customized engineering solutions, technical training through SEL University, and 24/7 customer support. SEL's commitment to quality and continuous improvement aligns with the needs of electric utilities, industrial facilities, and critical infrastructure operators globally.

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