Ultra low noise fan, 120x120x25 mm, 12V, 3-pin Molex, 900 RPM, 12.6 dB(A), >150,000 h MTTF Renowned NF-P12 high-end 120x25mm 12V fan, more than 100 awards and recommendations from international computer hardware websites and magazines, hundreds of thousands of satisfied users Pressure-optimised blade design with outstanding quietness of operation: high static pressure and strong CFM for air-based CPU coolers, water cooling radiators or low-noise chassis ventilation Low-speed ultra-quiet 900rpm 3-pin version for demanding silent enthusiasts, virtually inaudible with optional NA-SRC10 Low-Noise Adaptors or at reduced voltage Streamlined redux edition: proven Noctua quality at an attractive price point, wide range of optional accessories (anti-vibration mounts, S-ATA adaptors, y-splitters, extension cables, etc.)