... CCC, CE, ROHS, ISO9001, ISO14001. 1. Dunli radiator fan motor has been certified as compliant for CCC, CE, ... in refrigeration and warm ventilation industry.2. Dunli axial fan motors are featured with compact structure, small size, ... high efficiency.3. The motors of Dunli axial fan can be divided into two types: Single-phase ... with low vibration, smooth running and reliability. Radiator Axial Fan Motors