SilverStone Technology Shark Force 120 Performance Enhanced 120mm PWM Fan with Skin Pattern Blades, SST SF120B, Black

Distinctive “Shark Force” fan blade design for lower noise and higher performance Wide 0~2500 RPM speed range via PThree phases, six-pole design which allows for smoother, quieter operation compared to most single-phase, four-pole design. Energy efficiency also improves greatlyWM control Modular cable design simplifies connection and management of cables Fluid Dynamic Bearing for long life expectancy