Since we adhere to the corporate values of innovation, professionalism, and win-win, we perfectly integrate technology and products to provide customers with the latest DC In Line Centrifugal Fan, EC Centrifugal Fan For Dust Collecting Unit, Refrigeration Unit Bearing Motor and best services Since its inception, our company in line with the customer first, standardized management development strategic objectives. Our company has established an excellent after-sales service system in the process of rapid development. We have always insisted on establishing a foothold in the market with excellent quality and service. We have formed a professional marketing team and after-sales service system with wide coverage, stability and efficiency. We firmly believe that implementing a rational style of doing things is the foundation of a company's healthy growth.
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.
We master the core technology of manufacturing 130mm 12V 24V 48V Variable Speed High Power Electric Car Brushless DC Planetary Gear Servo BLDC Motor for Pump Fan Chain Grinder, and our technology level and products and quality are industry leading. Strictly control all raw and auxiliary materials, all raw materials to reach the world advanced level. Our company through the technical innovation, enterprise structure adjustment measures, to achieve the purpose of continuous development of our company.
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