• Ofan Electric Co., Ltd
    Mark Aramli
    OFAN' products are so reliable ,good quality,This is much more durable High-end product
  • Ofan Electric Co., Ltd
    Jimmy K.y.yap
    OFAN advanced design,good supervision of production , good package
  • Ofan Electric Co., Ltd
    Andry Andika
    OFAN' Pay attention to details,good production line,durable
Contact Person : Walter Chen
Phone Number : +86-13760806200
WhatsApp : +8613760806200

100% Speed Controllable Centrifugal Fans And Blowers For Constant Airflow 4300m³/H

Place of Origin China
Brand Name OFAN
Certification CE ROHS
Model Number LD133C-230D3-00
Minimum Order Quantity 1
Price negotiation
Packaging Details Simple packing
Supply Ability 10000PCS 15days

Contact me for free samples and coupons.

WhatsApp:0086 18588475571

Wechat: 0086 18588475571

Skype: sales10@aixton.com

If you have any concern, we provide 24-hour online help.

Product Details
Power Input 53W Air Flow 4300m³/h
Rated Speed 4500RPM Nominal Voltage 220V
Current Drwa 0.53A Frequency 50/60HZ
High Light

centrifugal ventilation fans


industrial centrifugal blower

Leave a Message
Product Description

133mm EC Centrifugal Fans With Filtering Ffu Pa66 Eshaust Ventilation


EC Motor – Principle 

With an EC motor the electronic circuitry stands in lieu of the traditional mechanical commutation meaning the right amount is being supplied in the right direction at exactly the right time providing precise motor control




Nominal voltage





Power imput


Current draw


Sound pressure




LD133C-230D3-00 220    50/60 4500 53 0.425 68 -25~+60



   Energy savings : Minimum power consumption & better efficiency than AC equivalent.
   Control : 100% speed controllable, not frequency dependant. Can be set-up for constant airflow or constant pressure applications, 0-10VDC or       PWM control signal.
   Low motor temperature : for longer lifetime than AC equivalent
   Simplicity : Electronic & power transformation are completely integrated within the motor.
   High performance : Speed can be driven up to 3600rpm, one EC fan replace multiple type of motors (2, 4 and 6 pole)
   Easy connection : No complicated wiring and set-up with a Frequency Controller, EC fans have very little configuration.




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 ofan 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.



Why choose us?

1. We belongs to the factory, so price we can give is based on factory cost, not trading cost.
2. We are sole International sales of the factory, we can help to control and protect the market of clients.
3. We integrates different kinds of products for air management.
4. We are independent of factory. This make us standing in the position of client instead of factories. It will solve your problem of communication with factory.
5. We absorb new knowledge and business way Internationally. This make us be able to give more marketing suggestion and new cooperation ways.


100% Speed Controllable Centrifugal Fans And Blowers For Constant Airflow 4300m³/H 0