EnerSys engages in the provision of stored energy solutions for industrial applications. It operates through the following segments: Energy Systems, Motive Power, and Specialty. The Energy Systems segment combines enclosures, power conversion, power distribution, and energy storage used in the telecommunication, broadband, and utility industries. It includes uninterruptible power supplies, and other applications requiring stored energy solutions. The Motive Power segment includes batteries and chargers that are utilized in electric forklift trucks and other industrial electric powered vehicles. The Specialty segment, which is used in aerospace and defense applications, includes large over-the-road trucks, automotive, medical, and security systems applications. It also provides battery chargers, power equipment, battery accessories, and outdoor equipment enclosure solutions, and aftermarket and customer support services. The company was founded in October 2000 and is headquartered in Reading, PA.