Six Core Safety Features:

1. Motor
   Grade 1 efficiency, ultra-quiet operation, maintenance-free motor.

2. Fan Blades
   Blades are secured with high-strength polyester ropes connecting to the motor.

3. Industrial Fan Blade Safety Belt
   HKMFAN’s new-generation “Swallowtail Power Blades” enhance airflow and coverage while reinforcing structural safety, significantly improving overall safety.

4. Industrial Fan Safety
   Equipped with a safety wire connecting the mounting base and motor to prevent separation or falling.

5. Impact Emergency Protection
   The fan locks immediately when the controller detects an abnormally high current.

6. Screw Strength
   Uses Grade 12.9 high-strength screws.

Comparison Item	Permanent Magnet Synchronous HVLS Fan	Traditional Motor HVLS Fan
Dust & Water Resistance	IP65 – Higher level of dust and water protection	IP54 – Basic dust and water resistance
Motor Type & Noise	Synchronous direct-drive motor, low noise	Asynchronous motor with gearbox, relatively noisy
Installation Clearance	Compact motor allows close ceiling mounting (50 cm)	Larger motor requires at least 100 cm clearance
Weight & Safety	Lighter design, as low as 23 kg, higher safety	Heavier body (48 kg – 102 kg)
Durability & Temperature	Gearless permanent magnet motor, runs 20°C cooler, more durable	Higher-speed motor with gearbox, higher operating temperature

Fan Specifications (6 Blades)

Fan Specifications (5 Blades)