The ebm-papst 622L is a compact and reliable DC axial fan suitable for a wide range of industrial cooling applications. It features a 12V DC power supply, a speed of 3200 RPM, and an airflow of 21 m3/h. The fan's robust construction includes glass-fiber reinforced plastic impeller and housing, a ball bearing system for extended service life, and electronic protection against reverse polarity and blocked rotor conditions. Custom design options are available, including speed signal output, alarm functions, temperature sensors, and PWM/analog control input. This fan is ideal for applications requiring efficient and reliable cooling in a compact form factor.