The EVGA 600B 100-B1-0600 600W 20+4-Pin ATX Desktop Power Supply is a reliable and efficient power supply unit designed for desktop computers. With a maximum power output of 600W and a 20+4 pin connector, it is compatible with EVGA brand motherboards and provides a stable power source for your system. This power supply features a single fan for cooling, compact dimensions of 12" in length and 6" in height, and is a great choice for those looking for a dependable component to keep their computer running smoothly.