8414N/2GL 24 V dc, DC Axial Fan, 80 x 80 x 25mm, 33m³/h, 700mW. DC axial fans are designed to create airflow with a high flow rate and medium pressure. Axial fans have an impeller surrounded by blades which works in a similar way to a propeller. The motor of the fan is integrated into the hub of the impeller to provide a compact fan unit.