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    0.5 hp (370W) Regenerative Vortex Blower, 220V/380V

    Low price 0.5 hp regenerative blower for sale, max. air volume 76 m3 /h, motor speed 2980 rpm. With its long-lasting performance, the regenerative vortex blower makes it suitable for demanding environments such as wastewater treatment plants, pneumatic conveying systems, and industrial vacuum applications.
    SKU: ATO-RB-370W
    30-day Returns
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    Delivery date: 6-12 days

    Small high pressure vortex blowers are available with a capacity of 370W, a voltage of 220V or 380V and a rated frequency of 50Hz. The 0.5 hp regenerative vortex blower is simple in structure and easy to manufacture, it is widely used for aquaculture oxygenation, sewage treatment aeration and cement conveying.


    • Model: ATO-HG370-L
    • Power: 370W
    • Voltage: 220V/380V
    • Max. Air Volume: 76 m3 /h
    • Max. Air Pressure: 10kPa
    • Max. Suction Pressure: 9kPa
    • Noise Level: 53 dB
    • Aeration Depth: Up to 0.7 m
    • Available with Aeration Trays: 12 to 20
    • Motor Speed: 2980 rpm
    • Coil Material: Pure copper
    • Rated Frequency: 50Hz (customized)
    • Protection Class: IP54
    • Air Outlet Direction: Blowing and sucking
    • Energy Consumption Class: Class II
    • Operating Temperature: -20°C~60°C
    • Housing Material: Aluminium housing
    • Air Inlet Temperature: -40°C~180°C
    • Weight: 15 kg


    • The regenerative air blower is made of one piece aerospace aluminium housing, which is precise and robust, with good heat dissipation, fire and corrosion resistance.
    • The duct opening is equipped with a filter blocker, providing effective filtration of dirt and impurities and protecting the internal cleanliness of the blower.
    • The duct is equipped with a built-in sound-deadening sponge to dampen the sound. If you have strict requirements on noise, it is recommended to install an external silencer, please contact us to purchase.
    • 0.5 hp regenerative air blower with phosphate shot blasting treatment and electrostatic spraying for even colour, no paint loss and scratch resistance.

    Dimension (unit: mm)

    Roots blower dimensions

    Model A B C D E F E1 F1 G
    ATO-HG370-L 238 246 320 41 160 233 83 207 10


    Roots blower details


    Regenerative air blower blowers are commonly used in industrial applications, such as wastewater treatment, pneumatic conveying, and chemical processing, where high volumes of air are required at low pressures. They are also used in some automotive applications, such as supercharging engines, where they can increase the amount of air that is forced into the engine, resulting in increased horsepower and torque.

    Roots blower applications

    Tips: How to maintain a regenerative air blower?

    Maintaining a regenerative blower involves regular inspections, cleaning, lubrication, and monitoring performance. Here are some steps to help you maintain a roots blower effectively:

    1. Read the manufacturer's manual: Familiarize yourself with the specific maintenance requirements provided by the manufacturer for your roots blower model. The manual will offer valuable information regarding maintenance intervals, lubrication specifications, and troubleshooting tips.
    2. Inspect regularly: Perform visual inspections on a regular basis to identify any signs of wear, damage, or loose connections. Check for oil leaks, loose bolts, abnormal vibrations, or unusual noises. If you notice any issues, address them promptly.
    3. Clean the blower: Remove any dirt, debris, or buildup from the blower's exterior and intake area. Use compressed air or a soft brush to clean the impeller blades, casing, and other components. Ensure that the blower is free from any obstructions that could hinder its performance.
    4. Lubrication: Proper lubrication is crucial for maintaining the blower's efficiency and prolonging its lifespan. Follow the manufacturer's recommendations regarding the type of lubricant to use and the lubrication intervals. Typically, roots blowers require oil lubrication, and you may need to check and change the oil periodically.
    5. Monitor performance: Regularly monitor the blower's performance to detect any changes or issues. Keep an eye on the operating temperature, pressure differentials, and motor load. Record and analyze this data to identify any abnormalities or potential problems early on.
    6. Check and clean filters: If your roots blower is equipped with air filters, check them regularly and clean or replace them as needed. Dirty filters can restrict airflow and reduce blower performance.
    7. Maintain seals and gaskets: Inspect and replace worn-out seals and gaskets to prevent air leaks, which can negatively impact the blower's efficiency. Ensure proper sealing between the blower and piping connections.
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