CORSAIR Builder Series CX600 V2 600W ATX12V v2.3 80 PLUS Certified Active PFC Power SupplyThe Corsair Builder Series of PSUs are designed for worry-free compatibility for your home desktop PC system build or upgrade. With features usually reserved for premium power supplies, they are a great choice for systems where continuous and reliable power delivery and low noise are essential.With 80 PLUS efficiency and 0.99 Active Power Factor Correction, the Corsair Builder Series CX600 V2 is a quiet and efficient PSU for value-conscious PC builders who need an ideal solution for mid-specification, multi-core, single-GPU home or office PCs.