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.

Big Airflow DC Brushless Centrifugal Blower with CE&ETL Certification

Name: Big Airflow DC Brushless Centrifugal Blower with CE&ETL Certification
Brand: Ningbo Wonsmart Motor Fan Co., Ltd.
SKU: 824435235

Zhejiang, ChinaNingbo Wonsmart Motor Fan Co., Ltd.

US$27.50

1-10 Pieces

US$23.90

11-49 Pieces

US$22.70

50-99 Pieces

US$22.10

100+ Pieces

Sample price:US$27.50/piece.Request sample

Product profile

Material

Plastic

Usage

for Experiment, for Air Conditioner, for Manufacture

Flow Direction

Centrifugal

Model NO.

WS7040-24-V200

Pressure

High Pressure

Certification

RoHS, ISO, CE, ETL

Product Name

Centrifugal Mini Air Fan Blower

Product Model

Ws7040-24-V200

Color

Black

Speed

45000rpm

Rated Voltage

24V

Air Flow

25.5m3/H

Noise

65dba

Air Pressure

6.5kpa

Weight

78g

Size

70*40mm

Transport Package

100 Units / CTN;

Specification

D70mm*H40mm

Trademark

wonsmart

Origin

China

HS Code

8414519900

Production Capacity

80000

Key features

High Efficiency BLDC Motor: Centrifugal blower with brushless DC motor for high volume airflow and energy efficiency.

Multiple Certifications: Certified with CE, ETL, RoHS, and ISO standards for global safety compliance.

Customizable Performance: ODM service available for new blower fan designs based on target performance.

Flexible Speed Control: Supports 0-5V analog or PWM signals for precise speed adjustment via controller.

Premium Bearing Quality: Equipped with NMB ball bearings for smooth operation and durability.

Versatile Applications: Suitable for air cushion machines, CPAP, fuel cells, and medical equipment.

Factory Direct Supply: Direct from manufacturer with 4,000 sqm facility and 10+ years of experience.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceMulti-language PioneerSelf-branded

Ningbo Wonsmart Motor Fan Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2007-10-10Nearest Port: Ningbo portAverage Response Time: ≤18hTerms of Payment: T/T, PayPal, Credit CardInternational Commercial Terms(Incoterms): FOB, CIF, DDP, FCA, EXW, Others

AI-Powered supplier vetting

SummaryNingbo Wonsmart Motor Fan Co., Ltd. is identified as a combined company offering motors, blowers, and drivers. It has four production lines, stated output for drivers, motors, and blowers, quality assurance in its quality-control processes, and standardized finished-product inspection instructions. The supplier supports sample, design, minor, and flexible customization and reported new products during the past year, but does not provide ODM services or OEM services for popular brands. Export experience is stated as eight years, with exports accounting for 51%–70% of total sales and markets across multiple regions. Service infrastructure is limited: it has no overseas warehouse, showroom, agents, branches, or overseas service-country coverage, although it has participated in H2&FC EXPO. Financial records are identified for 2022–2024, but no financial performance details are provided. Sustainability documentation and practices show gaps, including no factory environmental impact assessment report and no...

Supplier typeThe supplier is classified as a combined company, and its primary offerings are motors, blowers, and drivers. The English company name is Ningbo Wonsmart Motor Fan Co., Ltd., indicating an identified manufacturing supplier rather than an offshore company.

R&D capabilityThe supplier reported new products during the past year and has R&D engineers with 6–10 years of total experience. However, it has no available SDK and does not provide ODM services, so the available evidence supports product-development activity but not broad innovation or platform-integration capability.

Production capacityThe supplier operates four production lines and reports annual output of 100,000 drivers, 80,000 motors, and 300,000 blowers. Finished-product inspection instructions are available and uniformly followed, while the quality-control team has fewer than five staff; the evidence confirms defined production and inspection capacity but does not establish whether capacity meets a particular order requirement.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, minor customization, and flexible customization. This is consistent across the R&D and design-capability records, although ODM service and OEM service for popular brands are not provided.