70mm 5.0Kpa brushless DC blower is a critical component in fuel cell systems, providing reliable, efficient, and durable ventilation for fuel cell stacks.
  • WS7050-24-V200总装图.pdf WS7050-24-V200总装图.pdf
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  • Product Introduction
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  • Product Parameters
  • Performance Curve

Brand name:Wonsmart

High pressure with dc brushless motor

Blower type: Centrifugal blower

Applicable Industries: Manufacturing Plant

Electric Current Type: DC

Blade Material: plastic

Mounting: Ceiling blower

Voltage: 24vdc

Place of Origin:Zhejiang, China

Noise Level:66dba

Certification: CE, RoHS,REACH,ETL

Warranty: 1 Year

After-sales Service Provided: Online support

Static pressure: 5.0kPa 

Controller: external

Speed Level:37000rpm

Housing material:PC

Weight: 220g

Motor type:Three Phase DC Brushless Motor

Unit size: D70mm*H50mm

Motor Type

Three Phase Brushless

Bearing Type

NMB Ball bearing

Insulation Class

Classs F

Protect Class


Operating Temperature range

-20 deg.C~+60.deg.C(No Condensation)

Life time(MTTF):

>20,000hours (under 25 degree C)

Hall Sensor


Speed @hall sensor frequency


24V version choose 24VDC-8A power supplier

WS7050-24-V200 blower can reach maximum 28m3/h airflow at 0 kpa pressure and maximum 5.0kpa static pressure. It has maximum output air power when this blower run at 3.0kPa resistance if we set 100% PWM. It has maximum efficiency when this blower run at 5.0kPa resistance if we set 100% PWM. Other load point performance refer to below P-Q curve:
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