The M650 Series provides outstanding value due to its unique design and efficient performance. With its scalable torque permanent magnet synchronous motor (PMSM), this fan can run at maximum speed for about 275 watts of power. For business buildings looking for affordable cooling options, its single-wire installation approach simplifies the installation process.

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The M650’s drive incorporates a built-in Human-Machine Interface (HMI) conveniently located at floor level, facilitating easy access and maintenance. This user-friendly design significantly reduces implementation costs and simplifies integration into existing facilities.

Engineered for year-round comfort, the M650 Series provides efficient cooling during summer months and helps equalize temperatures in winter, contributing to a more consistent indoor climate. This versatile fan is optimized for medium-sized spaces with ceiling heights ranging from 2.75 meters (9 feet) to 7 meters (23 feet). Available in diameters from 3 meters (10 feet) to 4.27 meters (14 feet), the M650 Series can be tailored to meet the specific requirements of various building configurations.

The M650 Series combines advanced technology, energy efficiency, and ease of installation to deliver a high-performance, cost-effective solution for commercial air circulation needs.

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Models \ Performance Diameter Number of Blades Weight Max Rotation Speed Max Airflow (AMCA 230-15) * Max Airflow (AMCA 230-99) * Power Usage (Average) Covered Area (m2) Recommended  Blade Height (m)
M650-10 3 m 5 31 120 RPM 77,080 m³/h 108,991 m³/h 190 W 230 m2 5-7 m
M650-12 3.6 m 5 34 100 RPM 118,757 m³/h 167,922 m³/h 275 W 350 m2 5-7 m
M650-14 4.2 m 5 37 82 RPM 141,017 m³/h 199,398 m³/h 335 W 490 m2 5-7 m


Voltage 208VAC - 240VAC Single Phase, 50Hz / 60Hz
Sound @ Max Speed <50 dBA
IP Rating IPX5 Indoor/Outdoor
Temperature Rating -10℃ / + 50℃
Certifications CE, EN, IEC Certification
Controller Forward direction 0-100%
Mounting Fully Adjustable
Mount to Blades Height 1m Standard
Warranty 3 Years on all Parts - Extended Warranty Optional

Motor Technology: Direct Drive Technology


  • No oil
  • No seals to leak
  • Only 2 moving parts
  • Low noise
  • Low energy consumption
  • Low weight

Transverse Flux Machine Motor Type


  • Lighter weight
  • High torque density
  • Smaller package
  • Low energy losses


  • 5 anodized aluminium blades
  • Availability of custom-painted colors
  • Quick and easy installation
  • Wireless remote and IoT available
  • Energy-efficient operation
  • Forward 0-100% speed
  • Network available for up to 20 fans
  • Conforms to CE, EN, and IEC standards
  • 7-speed levels
  • Multiple redundancies in critical components, including blades and mount


  • Maximizes HVAC system efficiency
  • Decreases energy consumption
  • Lowers energy costs
  • Reduces your carbon footprint
  • Enhances indoor air quality
  • Improves thermal comfort in summer and winter
  • Extremely quiet operation
  • Lowers mental fatigue
  • Improves worker productivity


HMI BI 1-20 Controller

  • Compatible with M650 and M750
  • Integrated wall mount design
  • LCD display
  • Up to 20 Refresh Fans can be easily operated using this digital controller
  • Easy command for forward functions with 7 speed levels
  • Multi-function potentiometer with LED status indicator
  • Wireless remote control (optional)
  • Built-in smart Internet of Things (IoT) module (optional)


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