Specifications
FAN DIAMETER
40 mm
ROTATION SPEED
1200-5000 RPM
QUANTITY
Single
NOISE LEVEL
14.9 dBA
AIRFLOW
9.4 m³/h
CONNECTOR
4-pin PWM
COLOR
Brown
VOLTAGE
5 V-12 V
DIMENSIONS
40 mm x 40 mm x 20 mm
Product Description
Featuring advanced aerodynamic design measures such as Flow Acceleration Channels and Noctua’s AAO frame, the NF-A4x20 is a highly optimised, premium-quality quiet fan in size 40x20mm. The PWM version sports Noctua’s custom-designed NE-FD1 IC for fully automatic speed control via 4-pin fan headers and comes with a Low-Noise Adaptor as well as an OmniJoin™ Adaptor Set for easy connection to proprietary fan headers. Its superb running smoothness, reference-class SSO2 bearing and Noctua’s trusted premium quality make it an elite choice for the highest demands.