This Cooler Master power supply is a great choice for anyone in need of a reliable and efficient computer power supply. With a maximum power output of 550W, this unit is capable of meeting the demands of even the most demanding computer systems. The voltage compatibility of 110V ensures that this power supply is compatible with a wide range of computer models.The Cooler Master RS-550-PCAR-N1 model is a popular choice among computer enthusiasts and professionals alike. This power supply is designed to provide high-quality and consistent power to all of your computer's components. Whether you're upgrading your system or simply need a replacement power supply, this Cooler Master unit is an excellent choice.