Fractal Design Silent Series R3 fans offer excellent value for money, with good performance and assured reliability. All Fractal Design Silent Series R3 fans are equipped with long-life rifle bearings and an easy-to-hide, sleek black cable. Available in a large variety of sizes, ranging from compact 40mm fans to full-size 140mm fans, the Silent Series R3 delivers suitable options for replacing loud or damaged fans in both computers and many other electronic devices. Key features Featuring rifle bearings, providing improved life expectancy and lower noise compared to  standard sleeve bearing Black stealth ribbon cable, making it easy to hide the cable contributing to a clean build Improved, more balanced, sturdy fan design delivering precision at a good price point Low fan speeds, optimized for quiet operation Featuring Fractal Design’s signature black and white color scheme Offering sizes from 40mm up to 140mm for all your build needs Technical Details Size [mm]: 120*120*25mm Colors available: White blades, black frame Screw hole pattern: 105*105mm Connector: 3-pin fan header Bearing: rifle Number of blades: 9 Rotational speed [RPM]: 1200 Acoustical noise [dB (A)]: 20.5 Maximum air flow [CFM]: 46.5 Maximum pressure [mm H2O]: 0.78 Actual input power [W]: 1.0 Maximum rated input current [A]: 0.12 Nominal input voltage [V]: 12 Minimum startup voltage [V]: 6 MTBF [hours]: >40,000 Unit weight [g]: 125 Package weight [g]: 165 Cable length [mm]: 350 Cable type: Black ribbon cable Packaging dimensions [mm] (Including hanging tab): 180*122*26 Packaging dimensions [mm]: (Excluding hanging tab ): 147*122*26