Ceiling-mounted HVLS PMSM large fans

Ceiling-mounted HVLS PMSM large fans

The HVLS PMSM ceiling fans are designed for large spaces and are recognized for their effective ventilation, energy efficiency, and long service life. Here is a summary of these fans in terms of ventilation performance, energy savings, and durability:

Ventilation Performance

  • High Air Volume Coverage: HVLS PMSM fans are engineered to generate a large volume of airflow coverage. The large blades rotate slowly to create a 360-degree, three-dimensional circulation of air, effectively covering vast areas. For instance, a fan with a diameter of 7.3 meters can cover an area exceeding 1,800 square meters.
  • Natural Cooling Effect: These fans enhance the evaporation of sweat from the human body’s surface through a broad area of gentle airflow, providing a natural cooling effect reminiscent of the refreshing sea breeze after swimming.
  • Air Mixing: HVLS fans improve air mixing and circulation by pushing air in all directions, especially in large spaces where they can effectively reduce air stratification and enhance air quality.

Energy Efficiency

  • Low Energy Consumption with High Efficiency: PMSM motors are known for their high efficiency and power density, capable of producing high airflow at low speeds, which reduces energy consumption. Some fans have a motor power rating of only 1.5KW yet can drive a significant amount of air.
  • Complementing HVAC Systems: HVLS fans can be used in conjunction with HVAC systems to improve air circulation, reducing the reliance on traditional high-energy-consuming air conditioning systems, thus saving energy. It is reported that using HVLS fans can raise the air conditioning set temperature by 2-3°C, saving over 30% of electricity.
  • Environmental Adaptability: PMSM HVLS fans are capable of stable operation under various climate and environmental conditions, demonstrating strong adaptability and ensuring high energy-efficient operation in different settings.


  • Durability: HVLS PMSM fans are designed with durability and reliability in mind, using high-quality materials and advanced manufacturing processes to ensure long-term stable operation.
  • Low Maintenance Requirements: The PMSM motor’s brushless and gearless design reduces the number of wearing parts, thereby lowering maintenance needs and associated costs. Some fans even offer up to twelve safety protection measures to ensure safety during long-term use.
  • Long-Term Benefits: Considering their energy-saving features and low maintenance costs, HVLS PMSM fans offer long-term economic benefits, allowing the initial investment to be recouped in a relatively short period through energy savings.

In summary, HVLS PMSM ceiling fans excel in providing effective ventilation, saving energy, and ensuring a long service life, making them an ideal choice for cooling and ventilating large spaces.

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