NAUTILUS II 240 RS Liquid CPU Cooler
- Powerful, efficient CPU cooling tuned for quiet operation with a FlowDrive 2S pump
- Redesigned cold plate for improved CPU contact
- RS II Unified Frame fans move air efficiently and quietly
- Simple daisy-chained 4-pin PWM fan connections
- Precise PWM fan speed control with Zero RPM mode
- Compatible with the latest AMD® and Intel® processors
- Pre-applied XTM60 thermal paste for easy installation
- Five-year warranty
Current price: $89.99
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- Overview
- Tech Specs
- Guides
AIO LIQUID CPU COOLER
NAUTILUS II 240 RS
QUIET COOLING WITH FLOWDRIVE 2S PUMP
STANDARD 4-PIN PWM FAN AND PUMP CONNECTIONS
COMPATIBLE WITH AMD® AND INTEL® CPUs
TWO RS II FANS IN A UNIFIED FRAME
PRECISION ENGINEERING
CONSISTENT COOLING PERFORMANCE
The FlowDrive 2S pump delivers smooth, consistent coolant flow to help maintain stable temperatures under sustained loads, with whisper-quiet operation as low as 20 dBa.

REFINED COOLING
QUIET YET POWERFUL RS II FANS
High static pressure RS II Unified Frame fans push air quietly and efficiently through the radiator for consistently lower temperatures.
PWM fan control via a standard 4-pin connection enables fine-tuned performance, with Zero RPM Mode for silent operation at low loads.
PWM fan control via a standard 4-pin connection enables fine-tuned performance, with Zero RPM Mode for silent operation at low loads.
QUICK AND EASY
PAINLESS INSTALLATION
WIDE COMPATIBILITY
Supports a broad range of Intel® and AMD® socket types.

FIVE-YEAR WARRANTY
WORLD-CLASS SUPPORT
Our award-winning service means you can enjoy your gear worry-free.
Tech Specs
| CPU Socket | Intel 1851,Intel 1700,AMD AM5,AMD AM4 |
|---|---|
| Cold Plate Material | Copper |
| Weight | 1kg |
| Product Length | 278 |
| Tubing Length | 400mm |
| Radiator Material | Aluminum |
| Radiator Size | 240mm |
| Fan Speed | 420 – 2100 RPM ±10% |
| PWM | Yes |
| Product Height | 120 |
|---|---|
| Product Width | 55 |
| Product Family | COOLING |
| Noise Level | 36dBA |
| Fan Static Pressure | 0.15 - 4.2mm-H2O |
| Color | BLACK |
| Fan Control Method | PWM |
| Fan Airflow | 10.8 - 73 CFM |




