This product is either discontinued or we cannot get that from suppliers.
Noctua 120mm S12B-REDUX-1200-PWM, Connector 4-pin PWM, Bearing SSO, Rotational Speed (+/- 10%) 1200 RPM, Airflow 59.2 CFM, Acoustical Noise 18.1 dB(A), Static Pressure 1.31 mm H2O, Voltage 12 V, MTBF > 150,000 h.
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.