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    4 hp Tube Axial Fan, 14000 cfm

    5 out of 5 based on 1 reviews | Write a review
    Buy a compact industrial tube axial fan online with a 4 hp (3 kW) motor and a flow rate of 14000 cfm. The 110V/220V axial flow fan offers excellent performance and efficiency even in the most demanding environments thanks to its powerful motor and durable construction.
    SKU: ATO-AF-74R
    30-day Returns
    Free Shipping
    Delivery date: 6-12 days

    The 4 hp tube axial exhaust fan for sale, featuring state-of-the-art technology and innovative design, provides excellent airflow and cooling capacity, while operating quietly and reliably. This efficient and economical tube axial fan is ideal for DIY enthusiasts and professional HVAC technicians alike.


    • Model: ATO-SF7-4R
    • Rotational Speed: 1450 rpm
    • Flow Rate: 14000 cfm (24500 m3/h)
    • Motor Power: 4 hp (300W)
    • Full Pressure: 350 pa
    • Voltage: 220V/380V/110V
    • Noise: ≤ 85 dBA
    • Weight: 45.1kg


    • 4 hp axial flow fan with full copper motor, strong power, low heat generation, low energy consumption, and long service life.
    • The high hardness of the blades is not easily deformed and the impeller is strictly calibrated by dynamic balancing, which provides good aerodynamics, low noise, no dust and smooth operation.
    • The ducted bracket ensures stability at high motor speeds.
    • The axial fan blower has a thickly painted carbon steel housing, which is cut by an advanced laser cutting machine for durability.
    • The tube axial fan outlet is equipped with a protective mesh cover to prevent damage caused by foreign objects entering the fan.



    Axial fan dimension

    Axial fan details


    Axial flow fans are widely used in various industries and applications, including ventilation systems for buildings, cooling systems for data centers, air conditioning systems for automobiles and aircraft, power generation plants, and industrial processes such as chemical and food processing. 

    Axial fan applications

    Tips: What is the lifespan of an axial fan?

    The lifespan of an axial fan can vary depending on several factors, such as the quality of the fan, the operating conditions, and the maintenance practices.

    Generally, a well-designed and properly maintained axial fan can last for many years, even decades. Some high-quality axial fans may have a lifespan of up to 20 years or more. However, if the fan is poorly designed or operated under harsh conditions, its lifespan may be significantly shorter.

    Factors that can affect the lifespan of an axial fan include the quality of the materials used in its construction, the operating temperature, the amount of dust or other particles in the air, and the frequency of maintenance and cleaning. It's important to regularly inspect and maintain axial fans
    to ensure that they are operating properly and to identify any potential issues that could reduce their lifespan.

    Existing reviews of 4 hp Tube Axial Fan, 14000 cfm
    Question about inverter grade motor
    Does the ato-af-74r fan have an inverter grade motor?
    From: Leo | Date: 20/10/2023
    Was this review helpful? Yes No (0/0)
    ATO Responded
    Yes, this motor type is a three-phase asynchronous motor, and the speed of the motor can be adjusted through VFD using three-phase 380V voltage.
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