Chieftec MRZ 800W. Total power: 1600 W, AC input voltage: 100 - 240 V, AC input frequency: 47 - 63 Hz. Motherboard power connector: 20+4 pin ATX, Motherboard power cable length: 21.7" (55 cm), SATA power cable length: 200,550 mm. Purpose: Server, Power supply unit (PSU) form factor: PS/2 mini, 80 PLUS certification: 80 PLUS Platinum. Product color: Metallic, Cooling type: Active, Fan diameter: 1.57" (4 cm). Compliance certificates: RoHS