Air Flow Evenly EC Ventilation Duct Fan External Rotor 7 Inch

Air Flow Evenly Circular In-Line Fan Insulation Class f Eqjipment Cooling

1. external Rotor centrifugal fan has compact structure, convenient installation, credibl running, little noise energy saying and high efficiency

2. several speed ranks, adapt to both frequency conversion and voltage transformation speed changing active. our products are widely used in refrigeration and ventilation fields, such as condenser’ evaporator, duct fans, ceiling fan

3. voltage: the voltage of the single phase motor is 220V 50/60HZ,and the voltage of three phases motors is 380V 50/60HZ.we can also supply other fan motors with different voltages and frequencies according to clients’ requirement

4. the safety grade of this series is IP54,and the insulation classes are class B and class F

5. the applicable ambient temperature of the fan motors used in condenser is from -30~60

6. the average service life of motors is over 30000 hours

7. our products have got CCC certificate and CE certificate

8. Powder coating sunface and strong corrosion resistance

9. Compact structure, large capacity, high pressure resistant, applicable to long pipeline for air supply, and easy installation

10. FAQ 

10.1. Are you a factory or trading company?

We are a factory which specialized in produce external rotor motor about 10 years. We accept OEM or ODM

10.2. How do I know which model I should choose

Please tell us the fans pressure and airflow and size of fans’ diameter you need. We will study and suggest you the right model.

10.3. Can we buy a sample for testing?

Sure, you are welcomed to buy a sample before mass order.

10.4. if the fans doesn't work well, what shall I do ?

If happens within one year, we will take in charge of the maintenance, or send you a new machine freely.
If after one year, we will supply you the right parts to replace at low price.

10.5. What about delivery date?

Product can be sent to you within a week if there is stock after receiving deposit or 100% payment from customer. If there is no stock, the delivery date will be 15 to 30 days.

11.Six reasons that make us the ideal partner: 

 Our systems expertise. As experts in advanced motor technology, electronics and aerodynamics, we provide system solutions from a single source. 

 Our spirit of invention. Our 60 engineers and technicians will develop a solution that precisely fits your needs.

 Our lead in technology. Our OFAN EC technology is setting standards worldwide. And our lead is your competitive advantage.

 Proximity to our customers. At 20 sales offices worldwide.

Our standard of quality. Our quality management is uncompromising, at every step in every process.

Our sustainable approach. We assume responsibility with our energy-saving products, environmentally-friendly processes, and social commitment