
Model no.: LWAA Series AC Axial Flowl fan
Impeller Size: 145mm - 900mm (diameter )
Operating Temperature Ranges: -30℃- +60 ℃
Material: Cold Rolled Steel
Voltage Ranges: 115/220V/ 380/400V-50/60Hz
Certiticating: CCC, CE
Insulation Class: F
Protection Class: P44/IP54
#1. Features:
1. The Fan Blade is designed with advance aerodynamics, which makes the fan artistic and efficient; the Fan rotor adopts double-sided dynamic balance. The dynamic balance achieves G6.3.
The fan blade, rotor and grid is all powder sprayed, the surface is bright appearance, has good corrosion-resistant effect. Motor Cover also by the special treatment.Bright beautiful appearance is no teasy oxidation discolor ration.
2. Fan normal ambient temperature:-25 C~+60 C, if the temperature range in excess soft the above, our factory can be customized according to customer requirements..
3. The insulation grade of currently supplied fan is B-cass and F-class, the protection class is IP54.At present, we can also supply the fan which working environment temperature:-40 C~+60 C and-25 C~+80 C.Can with thermal protection. Our factory new put out the IP56 axial fan motor with new structure soon, and this structure has get national patent, It can apply to the humidity and bad environment.
4. Fan shaves single-phase capacitor running and three-phase asynchronous running. Single-phase motor has 220V/50Hzand 220V/60Hz. Three-phase motor has 380V/50Hz and 380V/60Hz.At the same time can provide customers with the special requirements of the motor, a special voltage, dual voltage and soon.
5. Fan motor can be directly elected, and can provide various form water-proof junction box for the user's selection.
#2 Advantages of our AC axial flow fans
-Long life span ;
-OEM & ODM available ;
-Cold Rolled Steel Materials.
Longwell manufactures certified AC axial fans for electronic cooling, original equipment manufacturers (OEMs), and industrial applications. The size range spans from 145 millimeters to 900 millimeters, with common sizes including 200mm, 250mm, 300mm, 350mm, 400mm, 450mm, 500mm, 600mm, 630mm, 710mm, and 800mm. Custom and specialty fans include high-temperature, micro, and ultra-quiet units.

| Model Type |
Range of diameters |
No. of blades |
Voltage Range |
Power |
Air Flow |
RPM |
|
(mm) |
(pcs) |
(V) |
(W) |
(m³/h) |
(RPM) |
|
|
LWAA-145 |
145mm | 5 | 380/400V-50/60Hz | 35-50W | 268-309m³/h | 2800-3200RPM |
|
LWAA-165 |
165mm | 5 | 380/400V-50/60Hz | 35-50W | 278-330m³/h | 2800-3200RPM |
|
LWAA-185 |
185mm | 7 |
220/230V-50/60Hz |
55-75W | 670-742m³/h | 2400-2700RPM |
|
LWAA-200 |
200mm |
7 |
220/230V-50/60Hz 380/400V-50/60Hz |
60-80W |
906-1009m³/h |
2250-2800RPM |
|
LWAA-230 |
230mm | 5 | 380/400V-50/60Hz | 90-120W | 1288-1391m³/h | 2700-2950RPM |
|
LWAA-250 |
250mm |
5/7 |
220/230V-50/60Hz |
45-170W |
979-2318m³/h |
1400-2900RPM |
|
LWAA-295 |
295mm | 5 | 220/230V-50/60Hz 380/400V-50/60Hz |
65-90W | 1545-2009m³/h | 1200-1450RPM |
|
LWAA-300 |
300mm |
5 |
220/230V-50/60Hz |
55-400W |
1803-3502m³/h |
1350-3100PM |
|
LWAA-350 |
350mm |
5 |
220/230V-50/60Hz |
70-200W |
1607-3760m³/h |
920-1550RPM |
|
LWAA-400 |
400mm |
5 |
220/230V-50/60Hz |
100-310W |
2266-5150m³/h |
800-1620RPM |
|
LWAA-420 |
420mm | 5 | 220/230V-50/60Hz 380/400V-50/60Hz |
280-400W | 5459-5975m³/h | 1350-1600RPM |
|
LWAA-450 |
450mm |
5 |
220/230V-50/60Hz |
135-480W |
2987-7025m³/h |
910-1400RPM |
|
LWAA-500 |
500mm |
5/7 |
220/230V-50/60Hz |
220-800W |
4450-9270m³/h |
900-1500RPM |
|
LWAA-550 |
550mm |
5 |
220/230V-50/60Hz |
320-725W |
6695-8755m³/h |
910-1540RPM |
|
LWAA-600 |
600mm |
5 |
220/230V-50/60Hz |
500-800W |
9785-10197m³/h |
910-1350RPM |
|
LWAA-630 |
630mm |
5/7 |
220/230V-50/60Hz |
350-1550W |
7210-15450m³/h |
680-1400RPM |
|
LWAA-710 |
710mm |
7 |
380/400V-50Hz |
450-2550W |
10300-20600m³/h |
600-1380RPM |
|
LWAA-800 |
800mm |
5/7 |
380/400V-50Hz |
1250-1850W |
19000-25750m³/h |
700-900RPM |
|
LWAA-900 |
900mm | 5 | 380/400V-50Hz |
2050-2600 W |
29355-31106m³/h | 830-940RPM |
Industrial AC axial fans are highly popular and have been in use for a long time. These fans feature blades that draw air along their axis and drive it out in the same direction. AC axial motor fans generate high airflow but low pressure. High airflow means they create a large volume of air, making them suitable for various industrial applications. Longwell is a leading HVAC fan manufacturer widely used in electronic cooling, OEM units, and various industrial applications. Our inventory includes AC axial cooling fans in various size ranges. We also offer custom and specialty fans for applications requiring high temperatures, or micro and ultra-quiet units.
Standard Features of Longwell's High Airflow AC Axial Fans
As a leading AC axial fan manufacturer, we are committed to designing and providing products that meet customer application needs. Currently, we offer AC axial fans with the following specifications:
- Size: These fans come in various size ranges, from 145 millimeters to 900 millimeters, with common sizes including 200mm, 250mm, 300mm, 350mm, 400mm, 450mm, 500mm, 600mm, 630mm, 710mm, and 800mm.
- Housing: All our industrial axial fans feature aluminum alloy die-cast housings, providing strength and durability without adding weight.
- Impeller: Our standard industrial cooling fans use cold-rolled steel impellers, meeting international quality standards. Alternatively, you can choose plastic impellers to meet specific environmental requirements.
- Voltage: These fans are designed for operation with 220V/230V AC voltage.
- Bearings: Our AC axial fans can be equipped with either two ball bearings or sleeve bearings. Sleeve bearings are made of sintered bronze, while ball bearings are made of chrome steel.
- Operating Temperature Range: Fans can operate within a temperature range of -30°C to +60°C to accommodate areas with significant variations, reducing maintenance needs.
- Expected Lifespan: Ball bearings can operate for up to 60,000 hours at 60°C.
- Motor Type: All fans come equipped with AC shaded pole motors and impedance protection.
Benefits of Using High-Performance AC Axial Fans
AC axial fans are popular among our industrial customers for several reasons:
They operate without requiring high power input.
High volume flow combined with low-pressure applications makes them ideal for cooling large spaces. This feature also makes them ideal for cooling various industrial equipment.
These fans are easy to assemble, ensuring high speed and efficiency.
They can easily be connected to DC power sources such as batteries or solar panels.


Applications of Industrial AC Axial Cooling Fans
Our high airflow AC axial fans are widely used in the following areas:
Building ventilation systems
Workshop ventilation systems
Commercial air quality systems
Grow rooms
Farms
Roof ventilation systems
Tunnel ventilation
Rooftop ventilation units
Greenhouses




FAQ:
1, Are the manufacturer ?
Yes, LONGWELL is a professional manufacturer which is the specialist in HVACR fans, motor and components for the applications of air conditioner, air ex-changer, coolers, heaters, floor convectors, sterilization purifier, air purifiers, medical purifiers, and ventilation, energy industry, 5G cabinet ...
2. What's your advantages of technologies in fans and motors ?
We makes very quiet noise and good air performances of fans,
We are capable to do fans and motos matching and make them optimized to achieve best air performances and lowest noise with CFD simulation.
With extensive industrial experience and engineering expertise, our expert team regularly collaborates with clients to design custom cooling solutions that meet their needs. This customer-centric approach, combined with our passion for technology and trends, makes us one of the leading manufacturers of high-speed AC and DC axial fans in the United States. Would you like to discuss any products listed on this page? Do you need assistance in the selection process? Feel free to contact us anytime..
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