The APII500 PSU has an ultra-quiet 12 cm and 14 dB Tacens fan with intelligent thermal speed control and an antivibration system, which significantly reduces the sound level of the source. Its powerful 12 V single rail technology enables it for extremely stable and powerful performance. This ATX source has been manufactured in accordance with the directives and standards required by the European Union. It has electrical protections and industrial grade filtering for safe operation. In addition, the APII500 is prepared for fourth-generation "Haswell" Intel processors.