Powerful all-copper core motor

◆ Negative pressure fan special copper core motor, the use of fully enclosed design. Protection class IP54, insulation class: F class, smooth operation, the failure rate is extremely small

Flowerless galvanized sheet housing

◆ The fan shell adopts high-quality fig galvanized sheet with oxidation treatment, which has good gloss and high temperature resistance

Aluminum magnesium alloy fan blades

◆ New twisted disposable stamping molding large air volume silent boneless fan blade, toughness, beautiful and durable, not easy to break

◆ According to the aerodynamic principle, the external size of the fan blade will make the air volume larger and also reduce the weight of the whole machine and increase the efficiency of the motor higher

Thickened T-type fixing bracket

◆ Precision welding stabilizes the motor, effectively reducing the vibration noise generated by the operation of the motor

Intelligent automatic shutters

◆ Built-in heavy hammer structure design, automatic opening and closing of the shutters, to prevent rain and mosquitoes from entering, effectively block dust impurities, waterproof fireproof snake and mouse. No power consumption, smooth opening and closing, tighter sealing

High-density hot-dip galvanized protective mesh

◆ Not easy to rust, safe and durable, long service life