Overview The Cooler Master MFX-B2NN-18NPK-R1 is a 120mm cooling fan designed to enhance airflow and maintain optimal temperatures inside your PC case or liquid cooling system. It features a refined blade design that boosts air pressure and flow, delivering up to 62 CFM to effectively cool CPUs or provide fresh air intake. Operating quietly between 8 and 27 dBA with speeds from 650 to 1800 RPM, this fan balances performance and noise for a comfortable computing environment. Key features Blade design optimized to increase air pressure and airflow for improved cooling efficiency Sealed rifle bearing that minimizes dust and oil leaks, extending the fan’s lifespan and maintaining quiet operation 4-pin PWM connector allows precise speed control based on system temperature, reducing unnecessary noise and power use Enhanced frame structure reduces turbulence, contributing to smoother airflow and better cooling performance All-black finish that integrates cleanly into a variety of PC builds, from gaming rigs to professional workstations Low power consumption at 2.64 watts, helping to keep your system energy-efficient Key specs Fan size: 120 mm Speed range: 650 to 1800 RPM Maximum airflow: 62 CFM Noise level: 8 to 27 dBA Power consumption: 2.64 watts Bearing type: sealed rifle bearing Connector: 4-pin PWM Connectivity and compatibility This fan connects via a standard 4-pin PWM connector, making it compatible with most modern motherboards and fan controllers that support PWM speed regulation. This ensures smooth integration into existing PC cooling setups and allows your system to adjust fan speed dynamically for optimal thermal management. Ideal uses and environments The Cooler Master SickleFlow 120 is well suited for users looking to upgrade their PC cooling without adding excessive noise. It works effectively in gaming systems, workstations, and custom liquid cooling loops where maintaining stable temperatures is critical. Its quiet operation and efficient airflow make it a strong choice for both performance enthusiasts and everyday users who want reliable cooling with minimal distraction.