Brand : Zalman | Model : ZM550-GVII | Capacity : 550W | Modular : No | 80 Plus Rating : Bronze | Form Factor : Intel ATX 12V V2.31 | PFC Type : Active PFC(>0.9) | Efficency : Max 91% @ 230 VAC, Typical Load | Protection Functions : OCP/OVP/OPP/OTP/UVP/SCP, CB, CE, KC, EAC, RoHSdd | Motherboard Power : 1 | PCI-E : 2 | SATA Connectors : 2 | Fan Size : 120mm |