FOCUS ON EC FAN ONLY

120mm EC-DC Forward Curved Centrifugal Fan PF3N120B24M 120mm EC-DC  Forward Curved Centrifugal Fan PF3N120B24M

PBM FOCUS ON EC FAN ONLY. Certificate: CE,UL,ROHS; Supply Ability: 100,000 pcs per year; MOQ: 1~100 pcs based on EXW price; 100 pcs above based on FOB price.

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The PF3N120B24M 120mm EC-DC forward curved centrifugal fan is a premium-grade compact blower engineered for demanding industrial and commercial ventilation applications. Powered by a 24V DC input (operating range: 16–28VDC), this energy-saving EC fan delivers exceptional airflow and static pressure performance while maintaining low power consumption—ideal for projects where efficiency meets reliability.

With a rated speed of 2,290 RPM, this centrifugal blower produces an impressive maximum airflow of 260 m³/h (153 CFM) and delivers a maximum static pressure of 276 Pa, making it perfectly suited for high-resistance systems such as filtered enclosures, ducted exhaust setups, and compact HVAC modules. The 40W power input ensures robust performance without excessive energy draw, reducing long-term operating costs.

Built to last, the PF3N120B24M features a galvanized steel impeller with 34 forward-curved blades, precision-balanced for vibration-free operation. The dual NMB ball bearing system guarantees a rated L10 lifespan of 50,000 hours at 40°C, ensuring dependable 24/7 operation in mission-critical environments.

Flexibility is at the core of this model. It supports 0–10VDC or PWM speed control, enabling precise airflow modulation for variable-load systems. Integrated protective features include stall protection, reverse polarity protection, and auto-restart – safeguarding your equipment against common electrical faults. With IP44 ingress protection and Class B insulation, this fan operates reliably across a wide -25°C to 60°C temperature range.

Whether you're designing server rack cooling, air purifiers, medical ventilators, laser engravers, or industrial control cabinets, the PF3N120B24M offers the perfect balance of compact size, high static pressure, and smart control. Upgrade your thermal management system today with this rugged, long-life EC-DC centrifugal fan – built for engineers who demand performance without compromise.

 

General Characters

1-1

Rated Voltage

24 VDC

1-2

Operating Voltage

16~28 VDC

1-3

Rated Speed

2290 RPM

1-4

Input Current

2.0 A

1-5

Input Power

40 W

1-6

Air Flow

153.01 CFM / 260 M³/H

1-7

Static Pressure

1.10 inH2O / 276 Pa

1-8

Acoustical Noise

62 dB(A)

1-9

Life Expectance

50,000 Hours(L10)

At 40℃ room, humidity 15%~65%RH.

1-10

Insulation Class

Class B

1-11

Motor Protection

Locked rotor protection

Polarity protection

Automatic restart capability

1-13

Speed Control

Control input 0~10VDC / PWM

1-14

Protection Type

IP44

1-15

Signal Output

FG (Frequency Generator)

 

Mechanical Characters

2-1

Dimension

Ø120 mm X 83 mm (see dimension drawing)

2-2

Material of Impeller

Galvanized Metal Shell

2-3

Number of Blades

34

2-4

Bearing System

NMB ball bearing

2-5

Lead Wire

DC (AWG20 #)

 

Environmental Characters

3-1

Operating Temperature

-25℃ to 60℃

3-2

Storage Temperature

-40℃ to 75℃

3-3

Operating Humidity

5% to 90% RH

3-4

Storage Humidity

5% to 95% RH

Performance Curve

120mm EC-DC  Forward Curved Centrifugal Fan PF3N120B24M

 

 

Testing Condition:

Input Voltage----Operating voltage (24VDC)

Temperature-----Room temperature

Humidity---------65%RH

 

Outline Drawing

120mm EC-DC  Forward Curved Centrifugal Fan PF3N120B24M

 

Note:

1.Connection line:DC(4×AWG20#)

2.DC: Red=Voltage Intput 24VDC, Yellow=0-10VDC/PWM, White=FG, Blue=GND;

 

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