cross flow fan motor 1)wide rage sizes; 2)stable motors; 3) quiet, big air flow. cross flow fan motorMaterial: aluminium alloy & ... as customer's request. The motor is Ul&cUL&CE&VDE certified. Description:Big air flow and nice design 220V / 110V ... volume with low vibration, are commonly used in HVACsystems, machinery for heating, ventilating, air conditioning, drying, dehumidifying,etc. Fans can ...