Chieftec EON ZPU-500S. Total Power: 500 W, AC Input Voltage: 200 - 240 V, AC Input Frequency: 50 Hz. Motherboard Connector: 20+4 pin ATX, Motherboard Cable Length: 65 cm, SATA Power Cable Length: 450,600,750 mm. Purpose: PC / Server, Power Supply (PSU) Form Factor: ATX, 80 PLUS Certification: 80 PLUS. Colour: Black, Cooling: Active, Fan Diameter: 12 cm. Compliance Certificates: CB, CE, EAC, RoHS