This product is an ultra-quiet power supply. Fan's noise level can be kept constant compared to other products. Two +12VDC rails of combined output up to 34A provide more stable power to high-end systems. EZ Grip Connectors for ODD & HDD for easy connecting and disconnecting of the plugs. Minimized power loss with reduced contact resistance by gold-plating the terminals of all connectors. All power cables are sleeved for easy cable management and improved air circulation inside the computer case.