This product is either discontinued or we cannot get that from suppliers.
Noctua 80mm NF-R8-REDUX-1800-PWM, Connector 4-pin PWM, Bearing SSO, Rotational Speed (±10%) 1800 RPM, Airflow 31.4 CFM, Acoustical Noise 17.1 dB(A), Static Pressure 1.41 mm H2O, Voltage 12 V, MTBF > 150,000 h.
The classic NF-R8 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.