This room exhaust air blower is published with the manufacturer’s full specification — voltage 48VDC, material Plastic. Send your target quantity and destination for a firm quotation with current lead times.
Key Features of This Room Exhaust Air Blower
- Model Number: WS130120S2-48-220-X300
- Voltage: 48VDC
- Material: Plastic
- Blade Material: Aluminum alloy
- Noise Level: 40 dB and above
- Speed: 28500rpm
Technical Specifications
| Duct Diameter | 200mm(7.87in) |
|---|---|
| Mounting | Free Standing |
| Voltage | 48VDC |
| Speed | 28500rpm |
| Material | Plastic |
| Blade Material | Aluminum alloy |
| Warranty | 1 Year |
| After-Sales Service Provided | Online support |
| Customized Support | OEM, ODM, OBM |
| Noise Level | 40 dB and above |
| Place Of Origin | Zhejiang, China |
| Brand Name | WONSMART |
| Model Number | WS130120S2-48-220-X300 |
| Certification | ce RoHS ISO9001 |
| Product Model | WS130120S2-48-220-X300 |
| Pressure | 13Kpa |
| Air Volume | 82CFM |
| Product Name | 48V super silent centrifugal fan |
| Size | 130mm*120mm |
| Bearing | NMB ball bearing |
| Driver | External driver |
| Motor Type | Three Phase Brushless |
| Noise | 85dBA |
| Selling Units | Single item |
| Single Package Size | 15X15X15 cm |
| Single Gross Weight | 2.0 kg |
Product Details


Part name | 48V super silent centrifugal blower |
Part No | WS130120S2-48-220-X300 |
Rated votlage | 48VDC |
Max power consumption | 336W |
Life time(MTTF) | >20,000 hours |
Unit weight | 0.82KGS |
bearing | NMB ball bearing |
Unit size | D130*110mm |
Insulation class | Class F |
Driver board | External |
Speed control | PWM or 0~5V |
@Free blowing | @Working point | @Static pressure | ||||||||||||||
Speed | Current | Airflow | Speed | Current | Airflow | Pressure | Speed | Current | Pressure | |||||||
[rpm] | [A] | [m3/h] | [rpm] | [A] | [m3/h] | [kPa] | [rpm] | [A] | [kPa] | |||||||
21,000 | 7 | 140 | 21,000 | 7 | 80 | 8 | 26,000 | 4.8 | 13 | |||||||






Wiring diagram for driver controller




G.W.: 14.1KGS;
N.W.:13.1KGS;






Founded in 2009, Wonsmart has had a rapid growth rate of 30 % yearly and our products are widely used in Air cushion machines,Environment condition analyzers, Medical and other revolutionary Industrial equipment.
Wonsmart production and inspection equipment include auto winding machines, balancing machines, and CNC machines. We also have airflow and pressure testing equipment and motor performance testing equipment. All products are 100% inspected before delivery to guarantee all the products arrive at the customers with satisfied quality.
Wonsmart is certificated by I S O 9 0 0 1 and I S O 1 3 4 8 5,we have paid attention to product quality and customer service. Our professional and spry team hold the same goal of being one of the best brushless motor and blower supplier.
With ETL,CE, ROHS, REACH certification, 60% of Wonsmart’s products are exported to North America, EU, Japan and Korea. Customers from these countries are very satisfied with Wonsmart’s stable quality, fast delivery and reasonable price.
We also accept ODM and OEM projects and customized specification.
Please feel free to contact us.


















Our Services & Strength
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 we 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 $64.9 / piece
- 11–49 piece: US $51.3 / piece
- 50–99 piece: US $42.6 / piece
- 100+ piece: US $37.6 / piece
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this room exhaust 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 room exhaust air blower carry?
It is supplied with ce RoHS ISO9001 documentation, which covers the requirements of most import markets. Additional test reports can be issued on request.
Can the room exhaust air blower be supplied for my local voltage?
The standard configuration is 48VDC. 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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