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Centrifugal Extractor Fan / Roof Ventilation Fan With Brushless DC External Rotor

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Centrifugal Extractor Fan / Roof Ventilation Fan With Brushless DC External Rotor

Brand Name : OFAN
Model Number : LW146N-48d3-00
Certification : CE ROHS
Place of Origin : China
MOQ : 1pcs
Price : negotiation
Supply Ability : 100000pcs
Type : LW146N-48D3-00
Voltage : 48v
Power : 105W
Current : 2.2A
Air Flow : 910m³/h
Speed : 14500RPM
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Air Conditioning Industrial Blower With Lw146c-230d3-00 For Water Chillers,Cooling Untis


typeLW146N-48D3-00
Voltage48V
Air Flow910m³/h
Power105w
Current2.2A
Speed1450rpm

1. EC fans includes AC input driven brushless DC fan with integrated design of AC-DC transformation circuit, the PFC circuit, the BLDC drive circuit, interface circuit. Due to the internal integration of the AC-DC converter circuit, the consumption of power will be reduced to facilitate the design and application of the overall power system in customer.

2. Brushless DC external rotor motor belongs to non-mechanical brush(commutator)DC motor which enforces the winding current commutation through electronic commutator (position sensing, non-position sensing),achieve the speed control function with PAM or PWM control


OFAN provides the most comprehensive services, includes: product diversification, against the clock delivery, documents support, and technical consulting service. “Customer is partner” is key to our success; ”Win the contract for customer” is our ultimate goal.


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

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.

3. Can we buy a sample for testing?

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

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.

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.




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