IBM, a company famous for its great quality and high standards, offers a wide range of tested, high-quality and affordable accessories to customize your computing environment for your current and future needs. Feature-rich, they are engineered for worry-free performance in everything from a small-office to a mission-critical campus network environment.The 7040-61R product utilizes a 350V DC bulk power subsystem to provide power for the components within the rack. The bulk power subsystem incorporates redundant bulk power assemblies mounted on the front and rear sections of the rack.