Corsair CX450M 450W power supply is ideal for basic computer users. Its modular cabling system supports the use of only the necessary cables. The CX series modular is built and tested to strict standards for easy installation and smooth operation. Its matte black finish, black-sleeved cable, and black connector help give the system a restrained, high-tech look. Once you install a PSU, don't need to worry about it. It has attached a heat-controlled fan it disables the CX series modular and reduces the large diameter noise even when the system is pressed hard.