SilverStone Shark Force 140 (SST-SF140B)

Exclusive "Shark Force" fan blade design for low noise and high performance Wide 0 to 2200 RPM RPM speed control via PWM The 3-phase, 6-pole design allows for smoother and quieter operation and significantly increased power efficiency than many single phase and 4-pole

Distinctive Shark Force fan blade design for lower noise and higher performance. Wide speed range from 0 to 2,200 RPM via PWM control. The three-phase, six-pole design allows for smoother, more silent operation compared to most single-phase, four-pole designs. Energy efficiency also improves considerably. The modular cable design simplifies conn... moreection and management of cables. Utilizes standard ARGB pin 4-1 for compatibility, displays any color combination via an addressable RGB LED control box or compatible motherboard. Fluid dynamic bearing for long life.