Learn more about Corsair CORSAIR NAUTILUS II 240 ARGBModelBrandCORSAIRSeriesNAUTILUS II 240 RS ARGBModelCORSAIR NAUTILUS II 240 ARGBPart NumberCW-9061047-WWTypeLiquid Cooling SystemBlockBlock CompatibilityAMD Socket AM5Block Compatibility - AMDAM5 / AM4Block Compatibility - IntelLGA 1954 / 1851 / 1700Block MaterialCopperRadiatorRadiator Size240 mmRadiator MaterialAluminumFanFan Size2 Fan Slots (120 mm)Fan Dim.240 x 120 x 26 mmBearing TypeMagnetic DomeFan RPM420 - 2,100 RPM +/-10%Fan Air Flow10.8 - 73 CFMFan Noise10 - 36 dB(A)Fan Connector4 PinColorBlackLED ColorARGBPressure0.15 - 4.2 mm-H2OTubeTube Dim.400 mm (length)Tube MaterialBlack Sleeved Low-Permeation RubberFeaturesFeaturesQuiet, efficient CPU cooling with vibrant ARGB lighting; FlowDrive 2S pump for dependable performance under sustained loads; optimized thinner, low-resistance cold plate with pre-applied XTM60 thermal paste; RS II ARGB Unified Frame fans for high static pressure airflow and even lighting; daisy-chainable 4-pin PWM fan/pump control with Zero RPM Mode support; daisy-chainable +5V ARGB lighting control with no extra controller required; installs with standard AMD and Intel motherboard retention brackets; iCUE ready with a CORSAIR iCUE controller (sold separately); optimized for AMD AM5 and supports AMD AM4 and Intel LGA 1851/1700.Package ContentsPackage Contents1x CORSAIR NAUTILUS II 240 RS ARGB Liquid CPU Cooler; 1x RS240 II ARGB Unified Frame fan; Mounting kit for all modern CPU sockets; Fan and radiator mounting screws; Warranty & safety leafletManufacturer WarrantyParts5 YearsLabor5 YearsAdditional InformationFirst Listed on NeweggSeptember 17, 2026ShippingEnjoy fast and reliable shipping when you buy your products from Newegg. Our ordering and shipping services are among the best in the industry due to short processing times and a variety of shipping methods. Your orders are packaged at one of the many local warehouses across the country, minimizing delivery times and ensuring you get your purchases as soon as possible.PaymentsNewegg has partnered with PayPal to offer you the very best in payment services. PayPal allows you to buy with confidence, knowing your payments are processed quickly and securely with state-of-the-art encryption technology.ReturnReturns are subject to restocking fees of 15% - 30% of the purchase price and return shipping fees. For products that are eligible for return for replacement, the return shipping labels are free for returns for replacement of the same item within the applicable return policy period. Newegg does NOT charge for restocking fees or return shipping labels for returns of defective products, or if you received the wrong product, the product did not match what was shown on the Site, or we made some other shipping error, provided the item is returned within its return policy period, and in accordance with the Return Policy. For international buyers, items shipped internationally do not qualify for manufacturer warranties.