40 X 40 X 20mm enter bearing fan with 3-pin connector.

Lo-noise, long life black fan
Retail Pack, also OEM pack available

Application PC case or heatsink fan
Dimensions 40 x 40 x 20 mm
Bearing EBR Bearing
Speed 5000 RPM
Max Airflow 5.17 CFM
Max Static Pressure 2.82 mm-H2O
Sound Level 25.0 dB(A)
Rated Voltage for Fan DC 12V
Rated Current for Fan 0.1 A
Fan Connector 3-Pin
Fan Life 40,000 hours
Warranty 2 years
Package Dimensions 50 x 50 x 22 mm
Product Code AK-4020MS