Thermaltake ToughFan 120mm Case/Radiator Fan (2 Pack) CL-F082-PL12BL-A - Black

Unparalleled Cooling Performance: The TOUGHFAN is a PWM controlled fan which is designed to perform at a maximum operating speed of up to 2000 RPM allowing unparalleled cooling performance.
Exceptional Blade Design: Featuring extreme tensile strength and low thermal expansion coefficient materials, the fan blade is built with special liquid crystal polymer (LCP), a compound which minimizes vibration when the fan is operating at full speed.
Metal-Reinforced Motor Hub: The TOUGHFAN’s center is constructed with a full steel motor hub providing enhanced stability and durability.
The 2nd Generation Hydraulic Bearing: The 2nd generation hydraulic bearing incorporates a new shaft design with inside etches allowing preservation of lubricant on both sides whilst reducing noise during operation.