This mini centrifugal air blower is published with the manufacturer’s full specification — 12V, 19m3/h. Made by Ningbo Wonsmart Motor Fan Co., Ltd. (17 years on the platform, factory-assessed). Quantity and destination market determine the final price — tell us both for a firm quote.
Key Features of This Mini Centrifugal Air Blower
- Model Number: WS7040AL-12-X200
- Power Consumption: 68W
- Voltage: 12V
- Rated Voltage: 12V
- Airflow: 19m3/h
- Material: Plastic
Technical Specifications
| Duct Diameter | 200mm(7.87in) |
|---|---|
| Mounting | Free Standing |
| Voltage | 12V |
| Speed | 42500rpm |
| Material | Plastic |
| Blade Material | Plastic |
| Warranty | 1 Year |
| After-Sales Service Provided | Online support |
| Customized Support | OEM, ODM |
| Noise Level | 40 dB and above |
| Place Of Origin | Zhejiang, China |
| Brand Name | WONSMART |
| Model Number | WS7040AL-12-X200 |
| Power Consumption | 68W |
| Bearing | NMB ball bearing |
| Driver Borad | External |
| Color | Black |
| Life Time(MTTF) | 20,000 hours |
| Rated Voltage | 12V |
| Product Model | WS7040AL-12-X200 |
| Airflow | 19m3/h |
| Air Pressure | 5.5KPA |
| Certification | CE,Rohs,Reach,ETL |
| Selling Units | Single item |
| Single Package Size | 22X20X20 cm |
| Single Gross Weight | 2.0 kg |
Product Details


Part Name | DC Brushless centrifugal blower |
Part No | WS7040AL-12-X200 |
Vlotage | 12 VDC |
Current Level | 2.4A-4.5A |
Life time (MTTF) | >10000hours |
Unit Weight | 80g |
Bearing | NMB Ball bearing |
Insulation class | Class F |
Driver board | External |
Speed control | PWM or 0~5V |
inlet can make the blower run longer time




@Free blowing | @Working point | @Staic pressure | ||||||||||||
Speed | Current | Air flow | Current | Airflow | Pressure | Speed | Current | Pressure | ||||||
[rpm] | [A] | [m3/h] | [A] | [m3/h] | [kpa] | [rpm] | [A] | [kpa] | ||||||
34,000 | 4.5 | 19 | 4 | 12 | 3.6 | 42,500 | 2.4 | 5.5 | ||||||
refer to below P-Q curve:






Ningbo Wonsmart Motor Fan Co.,Ltd
24 hours online customer service, please contact us!


















Customer Service


Transportation & Package


Price
We are factory with 4,000 square meters and we have been focus on high pressure BLDC
blowers for more than 10 years
Can you design a new blower fan if we give you target performance?
Yes, we offer ODM service for both blower fan and controller board
Can we connect this centrifugal air blower directly onto power source?
What kind of power source shall we use to drive this blower fan?
Generally, our customers use 24vdc switching power supply or Li-on battery.
Do you also sell controller board for this blower fan?
Yes, we can supply adapted controller board for this blower fan.
How to change impeller speed if we use your controller board?
You can use 0~5v or PWM to change speed. Our standard controller board is also with a
potentiometer to change speed conveniently.
What is the MTTF of this centrifugal air blower?
MTTF of this centrifugal air blower is 20,000+ hours under 25 C degree.
Can we use this centrifugal air blower to suct water?
This blower fan can not be used to suck water. If you need to suck water, you can ask us to
choose proper item for this special working condition.
Can we use this centrifugal air blower to suck dust directly?
This blower fan can not be used to suck dust directly.If you need to suck dust, you can ask
us to choose proper item for this special working condition.
What can do if the working condition is dirty?
A filter is strongly recommended to assemble onto the the inlet of the blower fan
How to decrease the noise of the blower?
Many of our customers use foam, silicone to fill between blower fan and machine to insulate
the blower noise.
Ordering and Pricing
- Minimum order quantity: 1 piece
- Volume pricing:
- 1–10 piece: US $33 / piece
- 11–49 piece: US $26 / piece
- 50–99 piece: US $24.4 / piece
- 100+ piece: US $23.7 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this mini centrifugal air blower?
The standard minimum order quantity is 1 piece. Trial orders can usually be arranged for buyers evaluating the product before a full production run.
What warranty is provided?
The manufacturer provides a 1 Year warranty. Spare parts and technical support remain available after the warranty period.
Which certifications does this mini centrifugal air blower carry?
It is supplied with CE,Rohs,Reach,ETL documentation, which covers the requirements of most import markets. Additional test reports can be issued on request.
Can the mini centrifugal air blower be supplied for my local voltage?
The standard configuration is 12V. Alternative voltage and frequency builds are available when specified at the time of order.
Do you accept OEM or custom branding?
Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.
How long does production and delivery take?
In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.
About the Manufacturer
This product is produced by Ningbo Wonsmart Motor Fan Co., Ltd., based in China. The company 17 years as a verified Alibaba.com supplier, operates its own manufacturing, passed third-party supplier assessment. Browse the full Ningbo Wonsmart Motor Fan Co., Ltd. range on HVACR Nexus.
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