A powerful and reliable PSU is the cornerstone of any desktop PC or workstation. This humble little component is more important than you think. Aside from powering the PC, it can make your PC components last longer and save you some power. The 450W EVGA 450 BT ensures protected transfer of power from the mains to singular circuits, which subsequently power the needed components. The ATX PSU with a 450 W performance is recommended for low to mid-range gaming computers. The EVGA PSU is equipped with a 120mm fan, which lowers the temperature and improves its lifespan. You can cut the power supply using a power switch. Every computer PSU features a label that tells you its efficiency. The 80 PLUS Bronze certification indicates its efficiency reaches 85 %.