| Cooper Industries plc (Cooper) is engaged in the manufacturing, marketing and selling of electrical products and providing services worldwide. As of December 31, 2010, Cooper had manufacturing facilities in 21 countries. Operations in the United States are conducted by wholly owned subsidiaries of Cooper. The Company has two segments: Energy and Safety Solutions and Electrical Products Group. The Company serves four markets: the industrial, commercial, utility and residential markets. Cooper also serves the electronics and telecommunications markets. Markets for Cooper's products and services are worldwide, though the United States is the primary market. In July 2010, Cooper and Danaher Corporation completed the formation of a joint venture. In July 2011, the Company acquired Martek Power. In January 2012, the Company acquired Changzhou Yuhua Electrical Equipment Manufacturing Co., Ltd.; Blinda Industria e Comercio Ltda; and GE's fuse-link product portfolio. |