




Liquid cooling Corsair NAUTILUS II 240 RS ARGB, 240mm Radiator, Liquid CPU Cooler - CW-9061047-WW
- Cooling type
- Water
- Radiator (mm)
- 240 mm
- Included fans
- 2 × 120 mm RS240 II ARGB fans
- RGB
- Addressable RGB
- Height (mm)
- 27 mm

Description
This water cooling Corsair NAUTILUS II 240 RS ARGB is a 240 mm all-in-one solution for CPU, aimed at mid-range to high-end gaming and work configurations. The combination of a 240 mm radiator and two 120 mm PWM fans provides stable thermal capacity for modern processors. Compatibility with LGA 1851, LGA 1700, AM5 and AM4 sockets makes it a universal choice for new Intel and AMD systems. The added Addressable RGB lighting gives you flexible visual styling without sacrificing functionality.
What you get: effective water cooling with a thin 27 mm radiator, which fits easily in most mid-tower cases, including more compact chassis. The fans operate in a range of 420–2100 rpm, allowing super quiet idle at low speeds and aggressive cooling under load. With an airflow of 10.8–73 CFM and static pressure up to 4.2 mmH₂O, you can rely on the radiator being effectively ventilated even with denser fin stacks. Control via a 4-pin PWM connector allows you precise control of curves in BIOS or software, so you can balance between noise and temperatures. And with up to 60 months warranty, this is a component you can realistically plan for several CPU generations.
- Cooling type: Water – a closed circulation loop that moves heat from the CPU away from the socket to the 240 mm radiator.
- 240 mm radiator, 27 mm height – a good balance between capacity and compatibility with a wide range of cases, without interfering with other components.
- 2 × 120 mm RS240 II ARGB fans – a factory-selected set for optimal operation with the specific radiator and addressable RGB lighting.
- Speed 420–2100 rpm ±10% – a wide range, allowing nearly silent operation under light load and aggressive cooling at high temperatures.
- Airflow 10.8–73 CFM – sufficient flow rate for effectively removing hot air through the radiator even at lower speeds.
- Maximum pressure 0.15–4.2 mmH₂O – suitable for ventilating radiator fins and mounting in positions with slightly restricted airflow.
- Noise level 10–36 dBA – a comfortable acoustic profile that can remain quiet during daily use and stay under control even at full load.
- Sockets LGA 1851, LGA 1700, AM5, AM4 – covers all current Intel and AMD platforms, convenient if you plan a CPU upgrade.
- Addressable RGB, black color – easy integration into any build, with RGB that can be synchronized with other components.
- Warranty 60 months – long-term security for a component that works 24/7 at the hottest part of the system.
Who it is suitable for: if you are building a gaming or work setup on AM5/AM4 or LGA 1700/1851 and want lower temperatures and lower noise than a standard air cooler, this 240 mm AIO is a logical choice. It is suitable for mid and high-end CPUs, where boost frequencies depend heavily on cooling, as well as for a clean, organized interior with RGB accents. It is not the optimal option only if your case physically does not support a 240 mm radiator.
The combination of universal compatibility, good fan speed and pressure range, Addressable RGB, and a 5-year warranty makes the Corsair NAUTILUS II 240 RS ARGB a solid foundation for a serious and good-looking build.
Full specifications
- Manufacturer
-
Corsair
- Product code
- CW-9061047-WW
- Cooling type
- Water
- CPU socket
-
LGA 1851LGA 1700AM5AM4
- Radiator (mm)
- 240
- Fan Size
- 120 mm
- Included fans
- 2 × 120 mm RS240 II ARGB fans
- Fan connector
- 4-pin PWM
- Rotation speed
- 420–2100 rpm ±10%
- Airflow (CFM)
- 10.8–73 CFM
- NOISE LEVEL
- 10–36 dBA
- Max. pressure (mm H2O)
- 0.15–4.2 mmH₂O
- RGB
-
Addressable RGB
- Fan speed
- 420–2100 rpm ±10%
- Dimensions (mm)
- 277 x 120 x 27 mm
- Height (mm)
-
27 mm
- Weight
- 1.175 kg
- Warranty
- 72 months
- Color
-
Black
- Others
-
Radiator material: AluminumWater block (cold plate) material: CopperTube material: RubberTube length: 400 mmFan/bearing type: RS240 II ARGB with magnetic dome bearingPump: FlowDrive 2S pumpPump – power: 12 V DC, Max 1 A (4-pin PWM to AIO_PUMP / CPU_OPT / SYS_FAN)Fans – electrical parameters: 12 V DC Max 0.8 A / Typical 0.34 A5 V DC Max 0.6 A / Typical 0.6 AARGB connectors: 3-pin +5 V ARGB (female/male, for daisy-chain connection)Compatibility with CORSAIR iCUE (requires separate CORSAIR COMMANDER DUO controller and adapter cable)Compatibility with RGB ecosystems: ASUS Aura SyncCompatibility with RGB ecosystems: MSI Mystic LightCompatibility with RGB ecosystems: GIGABYTE RGB Fusion 2.0Compatibility with RGB ecosystems: ASRock Polychrome SyncZero RPM mode for fansSupport for daisy-chain connection of fans and pump
- Content
-
1 × NAUTILUS II 240 RS ARGB AIO cooler with pre-installed RS240 II ARGB fans1 × Intel LGA1851/1700 mounting kit (brackets + backplate)1 × AMD AM5/AM4 mounting kit (pre-installed on the pump)Radiator mounting screw kit (8 pieces for 240 mm)PWM connection cablesARGB connection cablesPre-applied XTM60 thermal pasteDocumentation / quick guide
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