The EBM-PAPST 405F is a compact DC axial fan engineered for reliable and efficient cooling in a variety of industrial applications. Operating on a nominal voltage of 5VDC, this fan provides an airflow of 8 m3/h while maintaining a sound pressure level of 22.1 dB(A). Constructed with glass-fiber reinforced PA plastic for the impeller and PBT plastic for the housing, the 405F offers durability and resistance to environmental factors. It incorporates a Sintec sleeve bearing system, contributing to a long service life of 45,000 hours at 20°C. Motor protection includes reverse polarity and blocked rotor safeguards. The fan is approved by VDE, CSA, and UL, ensuring compliance with industry standards. Custom design options are available, including speed signal, go/no-go alarm, and moisture protection.