W2E142-BB01-01 is an axial impeller from ebm-papst, the world's leading manufacturer of air moving and energy-saving technology. This model has a galvanized steel back plate, five plastic blades, and a diametrically correct curvature designed to optimize airflow, efficiency, and pressure. The impeller has a diameter of 142 mm and a height of 27 mm, and is suitable for use in a wide range of applications, such as compressors, heaters, fans, heat pumps, and blowers.