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24V DC 225mm 144W Work Quietly Radial Backward Centrifugal Fan for Laboratory Exhaust System

1. 225mm
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:
  • FB3G225-24PY-90

  • Fanova

Nominal Voltage

VDC

24

Nominal voltage range

VDC

16~28

Current draw

A

6.0±10%

Speed(RPM)

min-1

2700±5%

Power consumption

W

144±10%

Sound Pressure Level

dB(A

68.3±5%

Max. Air Flow

CFM / m3/H

707.38/1202

Max. Static Pressure

In.wg /Pa

2.056/514

Insulation class

~

Class B

Degree of protection

~

IP44

Control Input

~

0~10VDC / PWM

Signal Output

~

FG (Tach output )

Product Overview

The FB3G225-24PY-90 is a compact yet powerful DC backward centrifugal fan engineered for efficient ventilation in space-constrained applications. Featuring a 225mm glass-fiber-reinforced plastic impeller and a precision BLDC92 motor (24VDC), it balances robust airflow (1,202 m³/h) with low noise (68.3 dB(A)). Designed for IP44 protection and wide voltage input (16–28VDC), it excels in environments demanding reliability, energy efficiency, and flexible control.


Core Features

  1. Compact High-Efficiency Design
    Optimizes airflow (1,202 m³/h) and static pressure (514 Pa) within a smaller 225mm footprint—ideal for installations where space is critical, without compromising performance.

  2. Quiet & Energy-Saving Operation
    Generates only 68.3 dB(A) noise at full load while consuming 144W (±10%), leveraging 7-blade aerodynamics and BLDC technology for smooth, efficient airflow.

  3. Industrial Resilience
    IP44-rated against dust/moisture, operates from -25°C to 60°C, and integrates ball bearings for 50,000-hour lifespan (L10) in demanding conditions.

  4. Smart Control Integration
    Supports 0–10VDC/PWM speed modulation and outputs real-time RPM signals (4-pulse FG tachometer). Multi-protection suite includes soft-start, reverse polarity lock, and thermal cutoffs.


Applications

  • Medical/Diagnostic Equipment: Cooling for MRI machines, X-ray systems, and lab devices.

  • Compact Industrial Gear: Ventilation in control cabinets, 3D printers, or laser engravers.

  • Commercial HVAC: Auxiliary airflow in ductless systems or small air handlers.

  • Renewable Energy: Thermal management in solar inverters or battery backups.


FAQ

Q: Can it run on unstable power sources?
A: Yes—wide voltage range (16–28VDC) tolerates fluctuations, while undervoltage/overvoltage protection safeguards components.

Q: How is noise minimized?
A: Aerodynamically tuned 7-blade impeller reduces turbulence, while precision-balanced rotor (G6.3) ensures smooth operation.

Q: Safe for outdoor use?
A: IP44 rating resists rain/splashes but avoid submersion or prolonged exposure to harsh elements.


225-24PY-90

D225-24PY-90

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

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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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