DHV-250S Series Propeller Industrial Exhaust Ventilation Fan With shutter

1. The hermetic100% copper wire motor with a long service life.

2. The use of cast aluminum blade with light weight,makes the start of motor is fast.

3.The fan of frame is CAD-aided design one-piece stamping, high-quality sheet metal forming.

4. The design of the horn mouth makes the inhalation and exhaust effect of the product to maximize.

5. Improve the robustness and durability of the wind volume, low noise hydraulic fan.

6. Under the installed state, the motor and fan can be removed separately , easy for inspection and repairment.

7.Compare to other products, small power consumption and can play a maximize efficiency.

8. Automatic shutter can be attached.

1.The air conditioning equipment:ventilation and air-exhausting for the apartments, buildings, shops, factories, warehouses etc.Improve the air condition, the rapidly exhausting hot and cold wind.
2. All kinds of mechanical assembly and mechanical cooling: Transformers, Dryer, Rectifiers.

          Sophisticated technology.                      Standardized production of shutter.

          High efficiency.                                                      High quality.

          100%cast aluminum blade .                              100% copper wire motor.

      The advanced stamping equipment.                 The automated production lines.

The precision sheet metal stamping mould.

Manufacture of the fan blade.

Automatic wire inserting machine（import from Korea）.

Digital controlled double automatic winding machine（import from Korea）.

Automated insertion machine（import from Korea）.

                Coil Assembling.                                                             Winding .

Manufacture of protective covering.

The CCC certification.                               The CE certification.                         The SASO certification.

The ISO9001 certification.              The kfq certification.                The KS certification.