12vdc brushless electric mini centrifugal air blower fan
12vdc brushless air blower fan
01 | High Airflow & High Pressure
Delivers up to 19 m³/h airflow and 5.5 kPa static pressure, providing strong airflow performance for demanding applications.
02 | Ultra-High Speed
With a maximum speed of 42,500 rpm, the blower delivers high-speed performance in a compact package.
03 | Long Service Life
Equipped with NMB ball bearings and a three-phase BLDC motor, providing reliable operation and a long service life of more than 20,000 hours under specified conditions.
04 | Precise Speed Control
The external brushless motor driver enables flexible speed regulation and control, making it easy to integrate into intelligent equipment and airflow systems.
05 | Compact & Versatile
Its compact centrifugal design makes it suitable for applications such as CPAP machines, air cushion systems, SMD rework stations, medical equipment, and other compact high-pressure airflow systems.
Product Introduction
| Part no | WS7040AL-12-X200 |
| Voltage | 12VDC |
| At max airflow | |
| Speed | 34000rpm |
| Current | 4.5a |
| Air flow | 19.0m3/h |
| Noise | 68dba |
| At max air pressure | |
| Speed | 42500rpm |
| Current | 2.4a |
| Air pressure | 5.5kpa |
| Noise | 64dba |
| Block | 56dba |
Drawing
Blower Performance
WS7040AL-12-X200 blower can reach maximum 19m3/h airflow at 0 kpa pressure and maximum 5.5kpa static pressure.Other load point performance refer to below P-Q curve:
| Model:WS7040AL-12-X200 |
Voltage:12VDC | ||
| Air pressure(kPa) | Air flow(m3/h) | Speed (r/min) | Power（W） |
| 0 | 19.0 | 37,000 | 54.0 |
| 4.0（Working point） | 11.0 | 37,000 | 45.6 |
| 5.5 | 0 | 42,500 | 28.8 |
DC Brushless Blower Advantage
Wonsmart BLDC centrifugal blowers combine high efficiency, long service life, precise speed control, and compact design to deliver reliable airflow for demanding applications. Unlike traditional brushed motors, BLDC motors eliminate mechanical brushes, reducing wear and maintenance while enabling smooth, high-speed operation. Electronic commutation also allows flexible speed control and fast response to changing airflow requirements, making BLDC blowers an ideal choice for medical equipment, ventilation systems, electronics cooling, air sampling, and industrial applications.
FAQ
Q1: Is Wonsmart a manufacturer or a trading company?
A: Wonsmart is a professional manufacturer specializing in BLDC centrifugal blowers and motors. We have our own production facility in Ningbo, China, with automated production and testing equipment to ensure stable quality and reliable performance.
Q2: What is the MOQ for Wonsmart blowers?
A: Our standard MOQ is 1 piece. Customers can purchase samples for testing and evaluation before placing larger production orders.
Q3: Do I need a driver for the Wonsmart blower?
A: Most Wonsmart BLDC blowers require a matched external driver to operate. Depending on the model, speed can be controlled by PWM, analog voltage, or a potentiometer. Some models have a built-in driver and can be connected directly to a DC power supply.
Q4: How can I choose the right Wonsmart blower for my application?
A: Please provide your required airflow, air pressure, voltage, installation space, noise requirement, and application. Our technical team can recommend the most suitable blower and driver combination according to your needs.
Q5: Can Wonsmart provide customized solutions?
A: Yes. Wonsmart supports customized solutions, including special performance requirements, voltage, wiring length, connectors, driver functions, and other project-specific modifications. Please contact us with your detailed requirements for evaluation.
Different number of stator and armature fields as well as how they are connected provide different inherent speed and torque regulation characteristics. The speed of a DC motor can be controlled by changing the voltage applied to the armature. Variable resistance in the armature circuit or field circuit allows speed control. Modern DC motors are often controlled by power electronics systems which adjust the voltage by "chopping" the DC current into on and off cycles which have an effective lower voltage.
Since the series-wound DC motor develops its highest torque at low speed, it is often used in traction applications such as electric locomotives, and trams. The DC motor was the mainstay of electric traction drives on both electric and diesel-electric locomotives, street-cars/trams and diesel electric drilling rigs for many years. The introduction of DC motors and an electrical grid system to run machinery starting in the 1870s started a new second Industrial Revolution. DC motors can operate directly from rechargeable batteries, providing the motive power for the first electric vehicles and today's hybrid cars and electric cars as well as driving a host of cordless tools. Today DC motors are still found in applications as small as toys and disk drives, or in large sizes to operate steel rolling mills and paper machines. Large DC motors with separately excited fields were generally used with winder drives for mine hoists, for high torque as well as smooth speed control using thyristor drives. These are now replaced with large AC motors with variable frequency drives.
