SL-500 Not everytime available, but if - it´s unbeatable. Features Model: SL-500 Output: 500W PFC: P/PFC HDD connectors: 2 Floppy connectors: 1 Mainboard connector: 20+4 Pin P4 connector: 1 PCI-E connector: no EPS 8 PIN connector: no S-ATA connector: 3 Loudness at 25% 21.0 dBA 0.2 Sone Loudness at 80% 24.6 dBA 0.3 Sone Fans: 1*120mm RPM sensor cable no Fan control : auto On/ Off Switch: yes Input 230V Package: Retail