1045 Hickory Street Pewaukee, WI 53072 Phone: (262)524-3300 Fax: (262)524-3319 www.cooperpower.com News Release Contact: Stephen Weinstein (262)691-8241 Stephen.Weinstein@CooperIndustries.com Cooper Power Systems Ships More Than 350,000 Programmable Communicating Thermostats Industry leading demand response solutions driven by the largest selling programmable communicating thermostat available. WAUKESHA, WI, February 11, 2010 - Cooper Power Systems, a division of Cooper Industries plc (NYSE: CBE), today announced it has shipped more than 350,000 programmable communicating thermostats (PCT) enabled with the company’s industry leading Cannon Demand Response solutions. Since the launch of the ground breaking ExpressStat® and continuing with the UtilityPRO™ PCTs, more electric utilities are turning to Cooper Power Systems than any other demand response provider to meet their complex program requirements including Critical Peak and Time of Use Pricing, advanced cycling or temperature ramping. With communications choices such as a two-way ZigBee certified solution and various economical oneway options, utilities implementing a Cooper Power Systems Demand Response solution can be sure they have made the right choice; not only meeting today’s program goals, but ensuring future success. “The success of the UtilityPRO reinforces the continued leadership of Cooper Power Systems in the demand response arena,” said Mike Stoessl, Cooper Power Systems division president. “The fact that we are selected more often than any other supplier of mass market Demand Response technology speaks volumes. Our customers know Demand Response involves much more than turning off air conditioners or changing thermostat settings. It is an end-to-end solution that includes advanced hardware capabilities, broad communication options, a world-class customer support organization, and an enterprise-class software solution.” The Cooper Power Systems Yukon platform is a mature, tested suite of software and includes load management capabilities, reporting, a consumer portal, data collection, and system integration. Yukon -More- Cooper Power Systems – Page 2 addresses the needs of dispatchers, system administrators, operations, customer service representatives, consumers, installers and any other stakeholder in the system. Yukon provides access, management, security, redundancy and scalability to support any type of demand response program and is designed for full integration with utility systems. Yukon is rigorously tested, regularly updated with new functionality, and deployed at more than 200 utilities in North America. When teamed with the Yukon Advanced Energy Services Platform, the UtilityPRO provides utilities with the ability to program and adjust their thermostat via the Internet. The large LCD backlit display serves as an in-home display and can communicate a variety of messages to home- and business-owners. The device can also play an integral role in home-area networks. Cooper Power Systems: Commitment to Smart Grid: Cooper Power Systems has long been a provider of comprehensive reliability and productivity solutions for utility, commercial and industrial customers. The Energy Automation Solutions (EAS) group within Cooper Power Systems is a leading provider of innovative smart grid technologies and solutions that enable customers to optimize their electrical grid performance. These solutions include Advanced Metering Infrastructure (AMI), Demand Response (DR), Smart Sensors, Substation Automation and Feeder Automation, and Power Systems Engineering Services and planning software via the Cyme International suite of applications. About Cooper Power Systems Cooper Power Systems, Inc., with 2009 revenues of approximately $1.1 billion, is a division of Cooper Industries plc (NYSE: CBE). Cooper Power Systems is a global manufacturer of world-class power delivery and reliability solutions for the electrical and industrial markets. Through its Energy Automation Solutions group, it is also a leading provider of software, communications and integration solutions that enable customers to increase productivity, improve system reliability, and reduce costs. For more information, please visit www.cooperpower.com or cooperpowereas.com. About Cooper Industries Cooper Industries plc (NYSE: CBE) is a global manufacturer with 2009 revenues of $5.1 billion, approximately eighty-nine percent of which are from electrical products. Founded in 1833, Cooper's sustained level of success is attributable to a constant focus on innovation, evolving business practices while maintaining the highest ethical standards, and meeting customer needs. The Company has eight operating divisions with leading market share positions and world-class products and brands including: Bussmann electrical and electronic fuses; Crouse-Hinds and CEAG explosionproof electrical equipment; Halo and Metalux lighting fixtures; and Kyle and McGraw-Edison power systems products. With this broad range of products, Cooper is uniquely positioned for several longterm growth trends including the global infrastructure build-out, the need to improve the reliability and productivity of the electric grid, the demand for higher energy-efficient products and the need for improved electrical safety. In 2009, sixty-one percent of total sales were to customers in the industrial and utility end-markets and thirty-nine percent of total sales were to customers outside the United States. Cooper has manufacturing facilities in 23 countries as of 2009. For more information, visit the website at www.cooperindustries.com. ###