New fan in rough box.  

Model
BrandNoctua
ModelNF-A4x20 FLX
Details
Fan Counts1 Fan
Fan ControllerNo Controller
TypeCase Fan
CompatibilityCase
Fan Size40mm
Bearing Type SSO2
RPM Rotational Speed (+/- 10%) 5000 RPM, with L.N.A. (+/- 10%) 4400 RPM, with U.L.N.A. (+/- 10%) 3700 RPM
Air Flow Airflow 9,4 m³/h, with L.N.A. 8,3 m³/h, with U.L.N.A. 6,9 m³/h
Noise LevelAcoustical Noise 14,9 dB(A), with L.N.A. 12,2 dB(A), with U.L.N.A. 8,5 dB(A)
Power Connector3 Pin
ColorBrown
LED No
Features
Features3 to 2-pin Adaptor and polarity protection, Flow Acceleration Channels, AAO Frame, Stepped Inlet Design, Inner Surface Microstructures, Integrated Anti-Vibration Pads, Smooth Commutation Drive 2, SSO2 BearingLow-Noise Adaptor for full flexibility, OmniJoin Adaptor Set
Dimensions & Weight
Dimensions40 x 40 x 20mm
Package Contents
Package ContentsLow-Noise Adaptor (L.N.A.), Ultra-Low-Noise Adaptor (U.L.N.A.), 30cm extension cable, OmniJoin™ adaptor set, NA-AV3 anti-vibration mounts, Fan screws
Additional Information
Date First AvailableJanuary 16, 2019