This product is either discontinued or we cannot get that from suppliers.
Noctua NF-A9x14-PWM, Connector & pin-configuration 4-pin PWM, Cable length 20cm + 30cm NA-EC1 extension cable, Bearing SSO2, Rotational speed (+/- 10%) 2200 RPM, Airflow 50,5 m³/h, Static pressure 1,64 mm H?O, Operating voltage 12 V, MTTF > 150.000 h.
Noctua’s AAO frame and sophisticated aerodynamic design measures such as Flow Acceleration Channels, the NF-A9x14 is a highly optimised, premium quality quiet fan in 92x14mm size.