Specifically designed for low impedance case cooling applications, the classic NF-S12B is a long-standing favourite among enthusiast users around the world and helped to found Noctua\'s reputation as a top-tier manufacturer of premium quality quiet cooling components. The new redux edition reissues this award-winning model in a streamlined, accessibly priced package that has been reduced to the essential core: the NF-S12B premium fan. Its industry grade SSO bearing, over 150,000 hours MTBF rating and full six year manufacturer\'s warranty make the NF-S12B redux a proven premium choice that provides trusted Noctua quality at an attractive price point. The 1200rpm PWM version features Noctua\'s proprietary NE-FD1 for automatic speed control, which allows to strike a perfect balance between high cooling capacity and low noise operation in each given situation.Features:- Proven NF-S12B design- Streamlined redux edition- Designed for efficient case ventilation- Custom designed PWM IC with SCD- Six year warrantySpecifications:- Size: 120x120x25 mm- Connector: 4-pin PWM- Bearing: SSO- Rotational Speed (+/- 10%): 1200 RPM- Min. Rotational Speed (PWM, +/-20%): 400 RPM- Airflow: 59.2 CFM- Acoustical Noise: 18.1 dB(A)- Static Pressure: 1.31 mm H2O- Max. Input Power: 0.9 W- Max. Input Current: 0.075 A- Voltage: 12 V- MTBF: > 150,000 h- Accessories: Four Fan Screws