2300 Badger Drive Waukesha, WI 53188-5951 Phone: 877-CPS-INFO (877-277-4636) www.cooperpower.com News Release Contact: Jules Layer (763) 543-7774 Jules.Layer@CooperIndustries.com Cooper Power Systems Delivers More than 4.5 GW in Reliable Demand Response Results in 2011 More utilities across North America selected Cooper Power Systems Yukon™ DR solution for energy efficiency programs over any other DR provider for fifth straight year. WAUKESHA, WI, March 26, 2012—Cooper Power Systems, the leading provider of Demand Response (DR) Solutions for North American utilities and their customers, today announced 2011 year-end results for its advanced technologies combined with Yukon™ DR software platform installations. Cooper Power Systems reached more than 4.5 GW of utility-enabled DR through a combination of residential, small commercial, and large commercial programs. More than 200 utilities use the Cooper Power Systems DR management system —more than any other DR supplier/developer—to reliably balance loads and adjust usage during critical times. Through the consumer Web portal, more than 800,000 utility customers were enabled to self-manage their energy use more efficiently as well as participate in pricing and load control events. For more than two decades, Cooper Power Systems has helped cooperatives, municipals, and investorowned utilities across North America implement energy efficiency solutions with DR programs—with control strategies or demand reduction strategies—that have strengthened a utility’s relationship with its customers, the community, and the environment. Cooper Power Systems, a division of Cooper Industries plc (NYSE: CBE), has more than two decades of experience in DR hardware and software development – delivering large-scale DR energy efficiency programs with predictable results, high adoption rates, and extraordinary customer satisfaction levels. Cooper Power Systems Yukon Software Platform contains an integrated delivery process and Webbased management dashboards that provide real-time visibility into program performance, budget, and other defined metrics. ―Cooper Power Systems Yukon offers a robust, next generation demand response module that utilities rely on to manage complex residential and commercial load control strategies; thereby, reducing -More- Cooper Power Systems – Page 2 demand and maintaining customer comfort and satisfaction,‖ said Mark Thurman, president, Cooper Power Systems, a division of Cooper Industries plc (NYSE: CBE). ―Cooper Power Systems has end-toend energy automation solutions across the Smart Grid footprint and our solutions feature proven technologies that are reliable, scalable, and upgradeable.‖ For more information on Cooper Power Systems Demand Response Smart Grid solutions, please visit www.cooperpower.com. Editor’s Note: For additional information, contact Mike Petrasek of Burson-Marsteller at 412-3946611 or michael.petrasek@bm.com. About Cooper Power Systems Cooper Power Systems, a subsidiary of Cooper Industries plc (NYSE: CBE), and a global manufacturer and provider of world-class power delivery apparatus and solutions for the utility, commercial, and industrial markets. The company maintains a complete portfolio of products and services required to transform, protect, connect, and build out an electric power system backbone. Smart apparatus – voltage regulators, capacitors, reclosers, switchgear, smart sensors, and controls – integrated with enterprise level software and secure communications enable customers to increase productivity, optimize asset efficiency, improve system reliability, and reduce costs. Reliability and grid-point solutions include: Integrated Volt/Var Control (IVVC), feeder, and substation automation systems. Endpoint solutions include: Advanced Metering Infrastructure (AMI) and Demand Response (DR). The company is a leading provider of engineering optimization and modeling tools. For more information, please visit www.cooperpower.com. About Cooper Industries Cooper Industries plc (NYSE: CBE) is a global electrical products manufacturer with 2011 revenues of $5.4 billion. Founded in 1833 Cooper's sustained success is attributable to a constant focus on innovation and evolving business practices, while maintaining the highest ethical standards and meeting customer needs. The Company has seven operating divisions with leading market positions and world-class products and brands, including Bussmann electrical and electronic fuses; CrouseHinds and CEAG explosion-proof 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 long-term 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 2011 sixty-two percent of total sales were to customers in the industrial and utility end-markets and forty percent of total sales were to customers outside the United States. Cooper has manufacturing facilities in 23 countries as of 2011. For more information, visit the website at www.cooperindustries.com. ###