Schweitzer Engineering Laboratories (SEL) designs and manufactures digital products and systems that protect, control, and automate electric power systems worldwide.
Schweitzer Engineering Laboratories, Inc. (SEL) is a global leader in the design and manufacture of digital products and systems that protect, control, and automate electric power grids. Founded by Edmund O. Schweitzer, III, the company invented the first all-digital protective relay, revolutionizing the power industry. Today, SEL provides a comprehensive range of products including protective relays, meters, computing systems, and communication devices for utilities and industrial facilities.
Headquartered in Pullman, Washington, SEL is known for its rigorous quality standards and commitment to innovation. The company offers complete solutions for power system protection, monitoring, and integration, helping to make electric power safer, more reliable, and more economical for customers around the world.
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SEL offers a ten-year worldwide warranty on their products, ensuring long-term reliability and support for electric power systems.
You can reach SEL technical support by phone at +1.509.332.1890 or by emailing info@selinc.com. Support is generally provided free of charge for SEL products in service.