Our ultimate goal is to become one of the world's top level companies in the industry of Centrifugal Direct Drive Fan, Centrifugal Blower Fan, Axial Fan For Condensing Unit. The pursuit of excellence encourages all employees to forge ahead into improving our business processes and increasing our management efficiency. We have no doubt that our endeavors enable us to maintain strong presence in the competitive market. It is the core feature of our corporate culture to stick to the integrity, and we actively construct the integrity system inside and outside the enterprise. Maintaining adequate communication with stakeholders is the cornerstone for us to fully understand our own social impact, so as to fulfill our social responsibilities in a targeted manner. We insist on the development idea of scale of operation, scientific management and internationalization of brand. The driving force for the development of our company is not only the passion to realize our dream, but also the determination to seize the market opportunity.
Product Introduction
| The diameter of the fan blade | 450mm | |
Material | Guard Grill | steel, phosphated and coated in black plastic |
Wall ring | sheet steel, galvanized and coated in black plastic | |
blades | sheet steel | |
Rotor | encased in aluminium | |
Number of blades | 5 | |
Direction of rotation | Suction—direction of air flow "S" counter-clockwise, | |
Blowing—direction of air flow "B" clockwise seen on rotor | ||
Type of protection | IP54 or IP44 | |
Insulation class | Class B or Class F | |
Approvals | UL, CE, CCC , ROHS and so on | |
Mode of operation | Continuous operation(S1) | |
Bearings | Maintenance- free ball bearings | |
Ambient temperature | -30℃ to 60℃ | |
Motor protection | without TOP, TOP wired internally | |
Cable exit | lateral | |
Protection class | I | |
Product Parameter (specification)
(1)For Air Compressor:
YWF450 usually use in air compressor of 11-22 KW
Model | Voltage | Frequency | Current | Input Power | Speed | Max Air Flow | Capacitor | Noise |
YWF4D450 | 380 | 50 | 0.6 | 230 | 1300 | 5300 | / | 70 |
YWF4D450H | 380 | 50 | 0.65 | 290 | 1300 | 5700 | / | 70 |
(2)For Refrigeration and others:
Model | Voltage | Frequency | Current | Input Power | Speed | Max Air Flow | Capacitor | Noise | Curve |
YWF4E450 | 230 | 50/60 | 1.1/1.5 | 250/350 | 1360/1550 | 5000/5980 | 8 | 67/72 | ①② |
YWF4D450 | 400Y | 50/60 | 0.53/0.6 | 240/330 | 1350/1550 | 5000/5980 | / | 67/72 | |
YWF6E450 | 230 | 50/60 | 0.62/0.66 | 130/150 | 930/1090 | 3350/3800 | 6 | 63/67 | ③④ |
YWF6D450 | 400Y | 50/60 | 0.35/0.31 | 115/130 | 930/1090 | 3350/3700 | / | 63/67 | |
YWF4E450-7P | 230 | 50/60 | 1.4/2.0 | 320/450 | 1300/1400 | 5800/6000 | 8 | 70/74 | ⑤⑥ |



Product feature and application
(1) Product feature:
●Compact structure
●Specialized design
●Refined process control
●Simple Installation
●High efficiency and low noise
●Long service life
Application
Ventilation | Buildings, parking lots and so on |
Refrigeration | Refrigerator, Air cooler, refrigerating machine and so on |
Heat dissipation | HAVC, Air compressor, Dehumidifier, Evaporator, Wall fan, Condenser, Dryer, AHU, Ice machine and so on |
Production details

Advantage
YWF series axial fan with high static pressure and large air flow, have single phase, three phase, and different voltage levels, and 50HZ, 60HZ, according to the client’s different needs.
Our fan YWF450 is available with different supporting structure, can meet different needs of various equipments that need high static pressure and high air flow.
Compared with normal axial fan, our fan YWF450 is equipped with higher angle of fan blade, more quantities of fan blade, and motor with higher power.
Lionball team






Our company has established a long-term and stable cooperation with some well-known enterprises, providing them with high-quality DC225*225*80mm DC Brushless Axial Flow Fan Compact and getting praise from our partners. With our strict management system and flexible management strategy, we have formed a sales network with greater price advantage and technical strength. In order to adapt to the new requirements of the global low-carbon economy, our company is constantly committed to research and development, production and sales of energy-saving environmental protection products.
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