[Cooling fan] What characteristics determine the lifetime of a fan? | High-Performance Cooling Fans & CPU Coolers for Industrial & RV Use | TITAN

| Founded in 1989, TITAN is an outstanding leader in thermal field, with a passion and elite team of engineers. Located in Taiwan and established a branch office in Germany. TITAN has great amounts of distributors in versatile area of the global. Our products seen all over the world and earning glorious reputation and trust. We expanded amounts of producing lines to fit various demands as well as built the manufacturing factory in Guang Dong, China, which has 460 employees and monthly producing over 1.2 million units at least basis.

[Cooling fan] What characteristics determine the lifetime of a fan?

Within a cooling fan, three key components play a vital role: the Integrated Circuit (IC), the Bearing, and the Fan Blades. Of these, the fan bearing significantly influences the overall lifespan and performance of the cooling fan. Depending on the specific bearing type and the temperature of the operating environment, there may be slight variations in the fan's lifetime. Here are the corresponding references for your consideration:

1. Sleeve Bearing: Operating at 25°C, this type of bearing offers an estimated lifetime of 25,000 hours, providing reliable performance for a considerable duration.
2. Z-AXIS Bearing: Operating at 25°C, this bearing type is designed to deliver an extended lifetime of approximately 60,000 hours, ensuring long-term, consistent functionality even under demanding conditions.
3. Ball Bearing: Operating at 25°C, this bearing type provides a reliable lifespan of around 50,000 hours, delivering robust and efficient performance over an extended period.

By carefully considering the specific requirements of your operating environment and the intended usage of the cooling fan, you can select the most suitable bearing type that aligns with your needs. Should you require additional information or personalized guidance on selecting the optimal cooling fan for your application, please feel free to reach out to us. We are here to provide you with comprehensive support and tailored solutions tailored to your unique preferences.


Fan bearing comparison

Fan bearing typeRecommendLifetime
(25°)
NoiseUnit PriceTITAN Model

Sleeve Bearing

Operation: 25-40°C

Consider fan cost

25,000 hours

Quieter at low speed in early life

Lowest

S

One Ball & One Sleeve

Environment temperature is higher than 40°C35,000 hours

Quieter at high-speed

High

C

Two Ball Bearing

Environment temperature is higher than 40°C50,000 hours

Quieter at high-speed

highest

B

One Ball Bearing

1. Environment temperature is higher than 40°C
2. Suitable for Slim fan

50,000 hours

Quieter at high-speed 

Quieter than Two Ball bearing

Medium

Z-axis Bearing

1. Operation: 25-40°C

2. Consider longer fan lifetime

3. Consider balance performance and cost

60,000 hours

 

Low

Z

TITAN Fan Bearing Comparison Chart

TITAN lifetime and operation temperature comparison chart

Brief Information of Fan Bearing: Sleeve bearing, ball bearing, and Z-Axis bearing

Sleeve Bearing

Sleeve bearing uses oil-base substances as lubrication to reduce friction in operation. The sleeve bearing is the most common bearing types of cooling fan and usually cheapest, but it has the problem of lubrication issue. If the lubricant of fan bearing evaporates and leaks, the fan system would be destroyed and became loudly. The sleeve bearing has a greater concentration of oil lubrication. Therefore, a sleeve bearing fan is most likely to evaporate and became noise in later life.

  1. Recommend: operation temperature between 25-40°C, consider lower fan cost
  2. Suitable for low-speed rate and below 90mm cooling fan
  3. Lifetime (25°C): 25,000 hours
  4. Noise: Quieter at low speeds in early life
  5. Cost: Lowest
  6. TITAN bearing model: S
Ball Bearing

The ball bearing is a component of balls between the rings and designed to reduce friction and easily rotated. It has a longer lifetime (50,000 hours in 25°C) than sleeve bearing. A ball bearing fan is suitable for higher temperature operation and run more quietly at the high-speed but noisier at the low-speed. 

  1. Recommend: operation environment is higher than 40°C
  2. Lifetime(25°C): 50,000 hours
  3. Noise: Quieter at high speeds
  4. Cost: Higher 
  5. TITAN bearing model: B
Z-Axis Bearing

TITAN exclusive design fan bearing

TITAN Z-Axis fan bearing is a progress bearing which is fixed the weakness of sleeve bearing and ball bearing. It both has cheaper cost than ball bearing and longer lifetime and reliability than sleeve bearing. TITAN Z-axis bearing is reliable on the worldwide client as well. 

  1. Recommend: Operation temperature between 25-40°C and need longer fan lifetime
  2. Lifetime(25°C): 60,000 hours
  3. Noise: fixed the problem of concentration of oil in sleeve bearing.
  4. Cost: Low
  5. TITAN bearing model: Z
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Other FAQ

The major function of fan bearing is to make fan blades operated fluently. The purpose of fan bearing is to reduce rotational friction and support axial loads. The fan bearing is the most critical factor...

Read more

TITAN have three major bearing types: Sleeve bearing, Z-AXIS bearing, and Ball bearing. All the cooling fan depends on various need, lifetime, and characteristics to determine bearing choice.Sleeve Bearing:...

Read more

Within a cooling fan, three key components play a vital role: the Integrated Circuit (IC), the Bearing, and the Fan Blades. Of these, the fan bearing significantly influences the overall lifespan and performance...

Read more

Choosing the right fan bearing is crucial for extending the fan’s lifespan and ensuring stable operation. TITAN offers three main bearing types: Ball Bearing, Z-AXIS (Long-Life Bearing), and Sleeve Bearing,...

Read more

[Cooling fan] What characteristics determine the lifetime of a fan? | ISO-Certified Cooling Fan Manufacturer | Advanced Thermal Management Solutions

TITAN is a professional cooling fan manufacturer specializing in high-performance thermal solutions for industrial, electronics, and automotive applications. With over 30 years of expertise, TITAN delivers custom OEM cooling solutions designed for maximum efficiency, durability, and compliance with ISO9001 and ISO14001 standards. Our state-of-the-art manufacturing facilities ensure high-quality cpu coolers, dc fans, and industrial ventilation systems, meeting global industry demands.

We provide customized thermal cooling solutions for OEM partners, industrial clients, and RV manufacturers, offering precision-engineered dc fans, rv ventilation systems, and high-efficiency thermal cooling solutions. With an extensive R&D team and a commitment to innovation, TITAN continues to lead the industrial cooling fan supplier market, ensuring optimal performance and reliability. Partner with TITAN to enhance your industrial and electronic cooling systems today.

TITAN has been providing customers with high-quality RV ventilation fans and advanced CPU cooling solutions for over 30 years. With cutting-edge thermal technology and extensive OEM manufacturing expertise, TITAN ensures that every cooling solution meets the highest industry standards, delivering optimal performance and reliability for industrial, automotive, and electronics applications.