ATX12V v3.1, full compatibility with the current CPUs: Intel ® and AMD® smart fan control: fan speed is temperature controlled passive PFC for more efficient power throughput with over temperature protection, over voltage protection, over current protection and short circuit protection for all questions or technical issues, see: Eminent: [link url=http://www.eminent-online.com]www.eminent-online.com[/link] Ewent: [link url=http://www.ewent-online.com]www.ewent-online.com[/link] power: 500 W fan: 120 mm black fan control: yes PFC: passive PFC protection: overvoltage overcurrent short circuit overload overtemperature amount of 12V rails: 2 ATX version: 3.1 EPS version: 2.92 connectors: 1 x ATX connector 20+ 4 pin (40 cm) 1 x PCI-E 6+2 pin (30 cm) 1 x EPS/EATX connector 4/8 pin 12 V (45 cm) 2 x Molex (30 cm) 4 x SATA (40 cm) 1 x FDD (30 cm) input voltage range: AC 160-270 V output currents: 12 V 1 = 11 A 12 V 2 = 11 A 5 V = 28 A 3.3 V = 25 A 5 VSB = 2 A -12 V = 0.5 A dimensions (W x H x D): 150 x 85 x 140 mm weight: 947 gr color: gray temperature: 0 to 50 °C humidity: 20 % to 80 % (non condensing) (EN)