The ebm-papst 5218NM is a compact and efficient DC axial fan engineered for demanding industrial environments. Constructed with glass-fiber reinforced PBT plastic for the housing and PA plastic for the impeller, this fan offers durability and long-term reliability. It operates on a nominal voltage of 48VDC within a range of 36-56VDC, providing a speed of 2750 RPM and an airflow of 187 m3/h. The fan incorporates a ball bearing system for extended service life (62500 hours at 40°C) and features electronic protection against reverse polarity and blocked rotor conditions. Its compact dimensions (127 x 127 x 38 mm) and exhaust airflow direction make it suitable for a wide range of cooling applications, from electronics enclosures to ventilation systems. The fan is approved by VDE, CSA, UL, and CE, ensuring compliance with international safety standards.