The EBM-PAPST 405FH is a high-speed DC fan with an axial sintec bearing. Operating at 5V with a voltage range of 4.5V to 5.5V, this compact fan measures 40 x 40 x 10mm. Despite its small size, it delivers excellent performance, providing an airflow of 5.3CFM while maintaining a low noise level of 26dB. With its reliable construction, the 405FH is ideal for applications where high-speed cooling is essential, such as in small electronic devices and computer systems.