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Axial fans

Fans and blowers are the simplest and most cost-efficient method of increasing air-cooled thermal performance. Adding a fan or blower to a natural convection solution improves heat transfer by directing cooler air into, around and/or over primary thermal device, forcing heat and hot air out of an assembly.

What are axial fans?

Fans are an active component where a motor rotates a bladed impeller around a central axis to force air movement. Air flows straight along the fan axis.

 

What are blowers?

Blowers pull intake air along the rotation axis and direct flow perpendicular to that axis with the blower housing. Blowers have a higher pressure drop than fans, which allows the blower to push air harder against flow resistances like heat sinks or tight air ducting.

How do fans and blowers work?

Fans and blowers force air over a thermal component like a heat sink or heat exchanger. Blowers and fans push air warmed by hot surfaces out of the assembly with cooler air. Forced air maintains a constant flow of cool air to decrease heat source temperatures and dissipate heat safely away from sensitive components.

Eaton axial fans
Eaton axial fans heat

Why use fans for air cooling?

Improve the performance of your air cooled thermal management solution by increasing air flow and heat transfer with fans or blowers. When ambient environment or natural convection cooling cannot sustain enough heat transfer for higher power applications, fans and forced air convection cooling are designed to manipulate this environment. Increased airflow to forced convection heat sinks enable engineers to dissipate more heat load within a similar volume.

Eaton’s extreme air cooling

Eaton’s expertise in maximizing the effectiveness of air cooling includes our ability to customize design high performance fans to meet demanding application requirements. We’re able to customize impeller and housing geometry as well motor construction and controller options like speeds, voltages and function types and supporting solutions to manage, minimize or control acoustics and vibration. Eaton’s advanced design and analytics team paired with our comprehensive manufacturing and test facilities produce higher flow rates while minimizing acoustics and vibration, allowing customers additional system design flexibility.

Eaton axial fans sink heat
Eaton axial fans sink

Eaton’s integrated design approach

Our wholistic approach to designing extreme air cooling encompasses the entire airflow process, from intake, ducting, fans and blowers, to advanced heat sinks and heat exchangers and exhausts. Eaton’s engineering team optimizes not just design, but the manufacturability of fan and blower based solutions.

Axial fan technologies

Efficiently spread and transport heat

Heat pipes integrated into other thermal technologies create a more wholistic, higher performing, more efficient thermal management solution. Heat pipes enhance air cooling with higher thermal conductivity and can transport heat, spread heat or improve air-cooled heat sink efficiency to delay the need for liquid cooled solutions in increasing heat loads.

Eaton axial fans cooling

Blower technologies

High performance air cooling in a variety of formats

Blowers can handle a greater pressure drop, which is ideal for use with high fin density heat sinks and heat exchangers for high performance cooling. Blowers generate air flow perpendicular to the inlet(s), allowing for more flexibility in housing geometry. This also enables more localized cooling and greater creativity in system design.

Eaton low profile blower
Eaton low profile

Low profile blowers

Low-profile blowers are ideal for hot spot cooling or high performance electronics in thin formats like consumer electronics. Low profile blowers generate localized, highly directional cooling, typically used in conjunction with a low profile advanced heat sink, heat pipes or vapor chambers.

Caratteristiche

Axial fan product details

Typical frame sizes

  • 25 x 25 mm – 120 x 120 mm
  • Larger options available

Bearing options

  • Fluid sleeve bearing (FLB)
  • Ball bearing (BB)

Voltage options

  • 5V, 12V, 24V, 48V

Control options

  • Frequency generation
  • Restart protection
  • Rotation detection
  • Pulse width modulation (PWM)
Part Number
PAAD04010BM-P000
PAAD04010BM-PF00
PAAD04020BH-P000
PAAD04020BH-PF00
PAAD04020BM-P000
PAAD04020BM-PF00
PAAD05010BH-PF00
PAAD05010BM-PF00
PAAD06010BH-PF00
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PAAD06015BH-PF00
PAAD06015BM-PF00
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PAAD07010BM-PF00
PAAD08010BH-PF00
PAAD08010BM-PF00
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PAAD08015BM-PF00
PAAD14010BH-P000
PAAD14010BH-PF00
PAAD14010BM-P000
PAAD14010BM-PF00
PAAD14020BH-P000
PAAD14020BH-PF00
PAAD14020BM-P000
PAAD14020BM-PF00
PAAD15010BH-PF00
PAAD15010BM-PF00
PAAD16010BH-PF00
PAAD16010BM-PF00
PAAD16015BH-PF00
PAAD16015BM-PF00
PAAD16025BH-PF00
PAAD16025BM-PF00
PAAD17010BH-PF00
PAAD17010BM-PF00
PAAD18010BH-PF00
PAAD18010BM-PF00
PAAD18015BH-PF00
PAAD18015BM-PF00
PAAD18025BH-PF00
PAAD18025BM-F000
PAAD19225BH-PF00
PAAD19225BM-PF00
PAAD26015BH-PF00
PAAD26025BH-PF00
PAAD26025BM-PF00
PAAD28015BH-PF00
PAAD28015BM-PF00
PAAD28025BH-PF00
PAAD28025BM-F000
PAAD29225BH-PF00
PAAD29225BM-PF00
PEAD16025BH-MF00
PEAD16025BH-PF00
PEAD16025BM-MF00
PEAD16025BM-PF00
PEAD18025BH-MF00
PEAD18025BH-MF02
PEAD18025BH-PF00
PEAD18025BM-MF00
PEAD18025BM-PF00
PEAD18038BH-MF00
PEAD18038BH-MF02
PEAD18038BH-PF00
PEAD18038BM-MF00
PEAD18038BM-MF02
PEAD18038BM-PF00
PEAD19225BH-MF00
PEAD19225BH-MF02
PEAD19225BH-PF00
PEAD19225BM-MF00
PEAD19225BM-PF00
PEAD19238BH-MF00
PEAD19238BH-PF00
PEAD19238BM-MF00
PEAD19238BM-PF00
PEAD1A238BH-MF00
PEAD1A238BH-MF02
PEAD1A238BH-PF00
PEAD1A238BM-MF00
PEAD1A238BM-MF02
PEAD1A238BM-PF00
PEAD26025BH-MF00
PEAD26025BH-PF00
PEAD26025BM-MF00
PEAD26025BM-PF00
PEAD28025BH-MF00
PEAD28025BH-PF00
PEAD28025BM-MF00
PEAD28025BM-PF00
PEAD28038BH-MF00
PEAD28038BH-MF02
PEAD28038BH-PF00
PEAD28038BM-MF00
PEAD28038BM-MF02
PEAD28038BM-PF00
PEAD29225BH-MF00
PEAD29225BH-MF02
PEAD29225BH-PF00
PEAD29225BM-MF00
PEAD29225BM-PF00
PEAD29238BH-MF00
PEAD29238BH-PF00
PEAD29238BM-MF00
PEAD29238BM-PF00
PEAD2A238BH-MF02
PEAD2A238BH-MR00
PEAD2A238BH-PF00
PEAD2A238BM-MF02
PEAD2A238BM-MR00
PEAD2A238BM-PF00
PEAD46025BH-PF00
PEAD46025BL-P000
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PEAD46025BM-PF00
PEAD48025BH-PF00
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PEAD48038BH-PF00
PEAD48038BM-PF00
PEAD49225BH-PF00
PEAD49225BM-PF00
PEAD49238BH-PF00
PEAD4A238BH-PF00
PEAD4A238BM-PF00
PSAD04010BH-MF00
PSAD04010BH-PF00
PSAD04010BM-MF00
PSAD04010BM-PF00
PSAD05010BH-MF00
PSAD05010BH-PF00
PSAD05010BM-MF00
PSAD05010BM-PF00
PSAD06015BM-MF00
PSAD06015BM-PF00
PSAD07010BM-PF00
PSAD08010BM-MF00
PSAD08010BM-PF00
PSAD08015BM-PF00
PSAD14010BH-MF00
PSAD14010BH-PF00
PSAD14010BM-MF00
PSAD14010BM-PF00
PSAD15010BH-MF00
PSAD15010BH-PF00
PSAD15010BM-MF00
PSAD15010BM-PF00
PSAD16010BH-MF00
PSAD16010BH-PF00
PSAD16010BM-MF00
PSAD16015BH-MF00
PSAD16015BH-PF00
PSAD16015BM-MF00
PSAD16015BM-PF00
PSAD16025BH-MF00
PSAD16025BH-PF00
PSAD16025BM-MF00
PSAD16025BM-PF00
PSAD17010BH-PF00
PSAD17010BM-PF00
PSAD18010BH-MF00
PSAD18010BH-PF00
PSAD18010BM-MF00
PSAD18010BM-PF00
PSAD18015BH-MR00
PSAD18015BM-MF00
PSAD18015BM-PF00
PSAD18025BH-MF00
PSAD18025BH-PF00
PSAD18025BM-MF00
PSAD18025BM-PF00
PSAD19225BH-MF00
PSAD19225BH-PF00
PSAD19225BM-MF00
PSAD19225BM-PF00
PSAD1A225BH-MF00
PSAD1A225BH-MF02
PSAD1A225BH-PF00
PSAD1A225BM-MF00
PSAD1A225BM-MF02
PSAD1A225BM-PF00
PSAD1A238BH-MF00
PSAD1A238BH-MF02
PSAD1A238BH-PF00
PSAD1A238BM-MF00
PSAD1A238BM-PF00
PSAD26025BH-MF00
PSAD26025BH-PF00
PSAD26025BM-MF00
PSAD26025BM-PF00
PSAD2A225BH-MF00
PSAD2A225BH-MF02
PSAD2A225BH-PF00
PSAD2A225BM-MF00
PSAD2A225BM-MF02
PSAD2A225BM-PF00
PSAD2A238BH-MF00
PSAD2A238BH-MF02
PSAD2A238BH-PF00
PSAD2A238BM-MF00
PSAD4A225BH-MF00
PSAD4A225BH-MF02
PSAD4A225BH-PF00
PSAD4A225BM-MF00
PSAD4A225BM-PF00
PSAD4A238BH-PF00
PSAD4A238BM-PF00
3749241-PAH14010-P0
3749241-PAM04010-P0
3749241-PAM14010-P0
3749241-PSH04010-P0
3749320-PAH14010-P0
3749320-PAM04010-P0
3749320-PAM14010-P0
3749320-PSH04010-P0
3749350-PAH14010-P0
3749350-PAM04010-P0
3749350-PAM14010-P0
3749350-PSH04010-P0
3750241-PAH14010-P0
3750241-PAM04010-P0
3750241-PAM14010-P0
3750241-PSH04010-P0
3750320-PAH14010-P0
3750320-PAM04010-P0
3750320-PAM14010-P0
3750320-PSH04010-P0
3750350-PAH14010-P0
3750350-PAM04010-P0
3750350-PAM14010-P0
3750350-PSH04010-P0
3751241-PAH14010-P0
3751241-PAM04010-P0
3751241-PAM14010-P0
3751241-PSH04010-P0
3751320-PAH14010-P0
3751320-PAM04010-P0
3751320-PAM14010-P0
3751320-PSH04010-P0
3751350-PAH14010-P0
3751350-PAM04010-P0
3751350-PAM14010-P0
3751350-PSH04010-P0
L4LB010-PAH14010-P0
L4LB010-PAM04010-P0
L4LB010-PAM14010-P0
L4LB010-PSH04010-P0
L4LB011-PAH14010-P0
L4LB011-PAM04010-P0
L4LB011-PAM14010-P0
L4LB011-PSH04010-P0
L4LB020-PAH14010-P0
L4LB020-PAM04010-P0
L4LB020-PAM14010-P0
L4LB020-PSH04010-P0
L4LB021-PAH14010-P0
L4LB021-PAM04010-P0
L4LB021-PAM14010-P0
L4LB021-PSH04010-P0