map 240 Washington St. Mt. Vernon, NY 10553 phone 914-948-3231

SEL Products

Schweitzer Engineering Laboratories (SEL) invents, designs, and builds digital products and systems that protect power grids around the world. This technology prevents blackouts and enables customers to improve power system reliability and safety at a reduced cost.

As a 100 percent employee-owned company headquartered in Pullman, Washington, SEL has manufactured products in the United States since 1984 and now serves customers worldwide. 

The mission is simple: to make electric power safer, more reliable, and more economical for everyone. This is done by offering a breadth of products ranging from multi-function protective relays to industrial PCs and rotary switches. Some specific SEL offerings include: 


We can help you understand what products or power distribution systems would work well in whatever application or system that you have. We can ensure that they’re integrated properly to get your system running smoothly and efficiently.

Contact us today to learn more about how we can help create the perfect solution for your unique business needs.

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