Cooper Industries, founded in 1833, is a leading American manufacturer of electrical and electronic components headquartered in Houston, Texas. It went public on the NYSE in 1944, becoming one of the oldest listed companies in the U.S. The company's core businesses span circuit protection, hazardous area equipment, lighting, wiring devices, and tools. In electronic components, its flagship Cooper Bussmann brand is globally recognized for overcurrent protection, offering products such as fuses, fuse holders, power distribution blocks, and surge protective devices. Cooper Crouse-Hinds supplies explosion-proof connectors, enclosures, and lighting for harsh industrial environments. The company also provides transformers, relays, and emergency lighting systems under various brands. With over 100 manufacturing facilities across five continents, Cooper serves diverse markets including industrial automation, telecommunications, data centers, and renewable energy. In 2012, Cooper Industries was acquired by Eaton Corporation and now operates as part of Eaton's Electrical Sector, strengthening its power management and electrical safety portfolio. Its strong R&D focus has established it as a benchmark for electrical safety and energy efficiency worldwide.