PC Power Supply Seasonic Focus GX 550W Gold:No computer, workstation, or server can operate without a good PSU. This humble little component is more important than you think. Aside from powering the PC, it has an impact on the service life of other components and can save you money on energy bills. The 550W Seasonic Focus GX 550W Gold ensures reliable transfer of power from the mains to singular modules, which subsequently power all the components. The ATX power source with a 550 W performance is designed for the more powerful mid-range PCs. The Seasonic source conceals a 120mm fan, which minimalises the temperature and extends its lifespan. You can cut the power using a switch. Every computer PSU has a label that tells you how well it can use the input power. The 80 PLUS Gold certification indicates its efficiency reaches 88 %. Removable cables ensure they dont get tangled into one huge mess. Key Features of the 550W Seasonic Focus GX 550W Gold PSU Active power factor correction (PFC) ATX format is one of the most commonly used formats available The PC Power Supply is 80 PLUS Gold certified, which ensures a power usage efficiency of 88 % Thermal speed control keeps the Seasonic Focus GX 550W Gold PSU from dangerously high temperature spikes Furthermore, you get a 4× serial ATA connector for connecting a SSD, HDD, or a Blu-Ray drive PC protection: overvoltage protection (OVP), undervoltage protection (UVP), overcurrent protection (OCP), over-power protection (OPP), short-circuit protection (SCP) and over-temperature protection (OTP)