Schweitzer Engineering Laboratories

Schweitzer Engineering Laboratories (SEL) is a global designer and manufacturer of products and solutions that protect, control, and automate electric power systems; SEL develops protective relays, metering, automation, and communications equipment, provides extensive technical support and warranty services, offers training and consulting, and is 100% employee-owned since its founding in 1984 with headquarters in Pullman, Washington, focused on improving power system safety, reliability, and efficiency worldwide.