StarTech.com ATX2PW400PRO. Total power: 400 W, AC input voltage: 115 - 230, Input current: 5.5 - 10. Fan diameter: 3.15" (8 cm), Number of fans: 1 fan(s), Fan location: Side. Motherboard power connector: 20+4 pin ATX. Form factor: ATX, Purpose: PC, Bearing technology: Ball. Color of product: Stainless steel