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24V DC 190mm Silent Energy Efficient Backward Centrifugal Bracket Fan for Residential Indoor Ventilation

1. 190mm
2. IP44 protection level
3. Aluminum alloy motor with Propylene with glass-fiber reinforced impeller, fashion design.
4. Using Ball bearing, working life more than 50,000 hours
Availability:
Quantity:
  • FK3G190-24PY-70

  • Fanova

Nominal Voltage

VDC

24

Nominal voltage range

VDC

16~28

Current draw

A

2.4±10%

Speed(RPM)

min-1

2950±5%

Power consumption

W

57±10%

Sound Pressure Level

dB(A

68±5%

Max. Air Flow

CFM / m3/H

365.46/621

Max. Static Pressure

In.wg /Pa

1.612/403

Insulation class

~

 Class B

Degree of protection

~

IP44

Control Input

~

0~10VDC / PWM

Signal Output

~

FG (Tach output )

Product Overview

The FK3G190-24PY-70 is a mid-sized DC centrifugal fan engineered for versatile industrial cooling and ventilation. Featuring a 190mm composite impeller and brushless DC motor, it delivers balanced airflow and static pressure in a compact form factor. Designed for easy integration and reliable operation, it excels in applications requiring efficient heat dissipation with moderate space constraints.


Core Features

  1. Optimized Airflow-to-Power Ratio
    Generates 621 m³/h airflow at 403 Pa static pressure while consuming only 57W – ideal for energy-conscious operations in continuous-use scenarios.

  2. Robust Composite Construction
    Glass-fiber-reinforced propylene impeller provides corrosion resistance and reduced weight, enhancing durability in humid or chemically active environments.

  3. Intelligent Motor Management
    Integrated soft-start protection, voltage fluctuation safeguards (16-28VDC), and thermal cutoffs prevent damage during unstable power conditions.

  4. Plug-and-Play Installation
    Supports universal 0-10VDC/PWM speed control with tachometer feedback (2 pulses/revolution) for seamless integration into automated systems.


Applications

  • Cabinet Cooling: Electrical enclosures, control panels, and server racks

  • Process Equipment: 3D printers, laser cutters, and packaging machinery

  • HVAC Auxiliary Systems: Localized ventilation in workshops or labs

  • Renewable Energy: Inverter cooling for solar/wind installations


FAQ

Q1: How does it compare to axial fans of similar size?
Delivers 3x higher static pressure (403 Pa vs. ~120 Pa), making it superior for ducted systems or filtered installations where airflow resistance exists.

Q2: Is it suitable for outdoor use?
IP44 rating protects against dust and water splashes – suitable for sheltered outdoor applications but not direct rain exposure.

Q3: Can I daisy-chain multiple units?
Yes, when using PWM control. Ensure power supply capacity accommodates total wattage (57W per unit + startup surge).

Q4: What maintenance is required?
Maintenance-free ball bearings support 50,000+ hours (L10) operation. Periodically clear air intakes of debris.


DCW190-24PY-70

DW190-24PY-70

Life Expectance

50,000 Hours(L10),At 40℃ room, humidity 15%~65%RH

Technical features

Motor current limitation

Soft starting Protection

Under/Over voltage detection

Thermal overload protection for electronics/motor

Line undervoltage detection

Locked-rotor Protection

Reverse Polarity Protection


Operating Temperature

Fan

-25℃ (Min. )~60℃ (Max. )

Heat sink of IC

115℃ (Max. )

Other electronic parts

85℃ (Max. )

Ball bearing

80℃ (Max. )

Lead Wire

120℃ (Max. )

Storage Temperature

-40℃ to 75℃

Operating Humidity

5% to 90% RH

Storage Humidity

5% to 95% RH


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 +86-512-66152110
 +86-18168737096
 +8617715518438
 +8617715518438
 No.739, Fuyuan Road, Xiangcheng District, Suzhou, Jiangsu, P.R. China 215133

If you have any questions, please feel free to contact us at any time!

Fanova (Suzhou) Motor Technology Co., Ltd. is a leader in the industry, provides customers with diverse fan solutions with its professional, innovative, and environmentally friendly philosophy.

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+86-512-66152110
+86-17715518438
Sales01@fanova-tech.com
+8617715518438
+8617715518438
No.739, Fuyuan Road, Xiangcheng District, Suzhou, Jiangsu, P.R. China 215133
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