Eaton Corporation operates as a power management company primarily in the United States, Canada, Latin America, Europe, and the Asia Pacific. The company provides electrical components and systems for power quality, distribution, and control; hydraulics components, systems, and services for industrial and mobile equipment; aerospace fuel, hydraulics, and pneumatic systems for commercial and military use; and truck and automotive drivetrain and powertrain systems for performance, fuel economy, and safety. It also manufactures screw-in cartridge valves, custom-engineered hydraulic valves, and manifold systems. In addition, the company designs, manufactures, and distributes intake and exhaust valves for diesel and gasoline engines; supplies electrical components for commercial and residential building applications, and industrial controls for industrial equipment applications; and manufactures human machine interfaces, programmable logic controllers, and input/output devices. Further, the company operates as a distributor and service provider of single phase and three-phase uninterruptible power supply systems.