We attach importance to green and sustainable development, and constantly innovate and develop new environmental protection EC Refrigerator Condenser Fan, backward curved fan, AC Shaded Pole Motor. The introduction of a competition mechanism for the survival of the fittest can give us a sense of crisis and ensure the overall quality of the company. We believe that innovation is about linking our core competencies to the values valued by our customers and maximizing their satisfaction by providing them with unique value. We firmly believe that marketing is the source and R&D is the backing.
Production description
YWF series centrifugal fan with external motor has features of compact structure,convenient installation, credible running, little noise, energy saving and high efficiency.
Our product YWFF175 has 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 fans.
Voltage and frequency: Single phase motor is 115/220V, 50/60HZ, three phase motor is 380V, 50/60HZ. We can also supply other fan motors with different voltages and frequencies according to clients’ requirement.
The average service life of motors is more than 17500 hours.
| The diameter of Impeller | 175mm | |
Material | Impeller | PA plastic 66, fibre glass-reinforced |
Rotor | Coated in black plastic | |
Direction of rotation | Clockwise, seen on rotor | |
Counter-Clockwise, seen on rotor | ||
Type of protection | IP44 or IP54 | |
Insulation class | Class B or Class F | |
Mounting position | Shaft horizontal or rotor on bottom; rotor on top on request(Any) | |
Condensate discharges | Rotor-side | |
Approvals | CE, CCC,UL and so on | |
Mode of operation | Continuous operation(S1) | |
Bearings | Maintenance- free ball bearings | |
Motor protection | Design with thermal overload protector | |
Cable exit | variable, lateral | |
Ambient temperature | -20℃ to 60℃ | |
Performance parameters
Model | Voltage | Frequency | Current | Input Power | Speed | Max Air Flow | Capacitor | Noise | Curve |
YWFB2E175 | 230 | 50/60 | 0.24/0.26 | 50/52 | 2650/3100 | 490/570 | 1.5 | 63/68 | ①② |


Product feature and application
(1) Product feature:
●Compact structure
●Specialized design
●Refined process control
●Simple Installation
●High efficiency and low noise
●Long service life
(2)Application
Exhausting industrial processes, roof and building ventilation, clean room and other sensitive HEPA filtering application, laboratory and research facility ventilation, air conditioner, heat exchangers, in-line duct blowers, range hood, fire place inserts, humidifiers, dehumidifiers, hand dryers
Production details

Deliver and serving
(1)Deliver
About 30-40 days after receive client’s payment. Because we are manufacturer, and we don’t have production in stock. We will arrange production as soon as possible.
(2)Service
①Pre-sales services:
We have Personalized Customization Scheme for every client.
We will adjust the voltage, frequency, length of line and other detail character according to client’s demand.
②After-sales services
According to the requirements of consumers, carry out the technical guidance on the use and other aspects
Dealing with customers' letters, visits and telephone complaints, answering customers' inquiries. At the same time, we will use various ways to collect the opinions of consumers on the quality of products, and improve them in time according to the situation.
warranty: one year after ETD.
It is our bounden duty to manufacture professional 48V 1000W High Power Electric Bicycle Rear Wheel Brushless Motor and provide comprehensive services. We will always be your successful partner and reliable friend! The company's products have a competent foundation and credibility in terms of technology content and specifications. We will continue to provide high-quality products and services with first-class quality, advanced technology, satisfactory service and reasonable prices. We carefully organize and scientifically manage to provide customers with satisfactory products and services.
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