CV SERIES™ CV450 POWER SUPPLY QUIET AND DEPENDABLE 80 PLUS BRONZE EFFICIENCY ULTRA EFFICIENT CV series is 80 PLUS Bronze certified, providing up to 88% efficiency for less heat and lower energy costs. CONTINUOUS, RELIABLE OUTPUT Like all CORSAIR power supplies, the CV Series does exactly what it says it does: deliver continuous power at full capacity, no matter which wattage variant you choose. LOW-NOISE OPERATION A 120mm thermally controlled low-noise cooling fan only spins at high speed when your power supply is under heavy stress, slowing down for quieter operation at lower loads. COMPACT DESIGN CV series enclosures are only 125mm long, ensuring an easy fit in almost all modern PC cases. STEALTH MODE Black sleeved cables and a black powder-coated casing seamlessly fits your PC''s style. GUARANTEED RELIABILITY Three-year warranty backed by the CORSAIR global technical support team.