Does Asus really mean 400,000 hours or 45 years here or did they mean 40,000 - 4.5 years?

ASUS states that the fan offers a 400,000-hour lifespan.

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Main image of ASUS ROG Strix XF120 Whisper-Quiet, 4-pin PWM Fan for PC Cases, radiators or CPU Cooling (120mm, up to 400,000 Hours lifespan, Magnetic-Levitation, 1800RPM)

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ASUS ROG Strix XF120 Whisper-Quiet, 4-pin PWM Fan for PC Cases, radiators or CPU Cooling (120mm, up to 400,000 Hours lifespan, Magnetic-Levitation, 1800RPM)

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Magnetic-levitation technology: Prevent slanting, friction and noise.
Minimized blade hub: Enlarge airflow channel.
PWM driver IC: Control the fan speed easily.
Dynamic balance calibration treatment: Enhance the performance
Anti-vibration pads: Decrease the noise.
Direct-flow frame: Help direct airflow, improving both throughput and static pressure performance.
Grooved fan blades: Lower the noise, improve sound quality and performance.

Overview

Specs

Reviews (15)

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Model
Brand	ASUS
Model	90DA0010-B08000

Details
Fan Counts	1 Fan
Fan Controller	No Controller
Type	Case Fan
Fan Size	120mm
Fan Thickness	25mm
Bearing Type	Magnetic-levitation
RPM	1800 RPM (+/- 10%)
Air Flow	62.5 CFM
Noise Level	22.5 dBA
Color	Black
LED	Non-LED

Features
Features	Optimal blend of airflow and static pressure: Enables use as a PC case, radiator or CPU cooler fan. MagLev bearing: Stabilizes rotor for reduced friction and noise, and offers 400,000-hour life span. Minimized acoustic profile: Whisper-quiet, 22.5 dB(A) cooling performance and tuned to deliver a smooth and stable sound frequency. Aerodynamic fan blade and frame design: Minimizes turbulence and maximizes airflow. Extensive operating range: 250 - 1800 rpm range for more flexibility and to create a quiet fan curve (fan spins down at 0% PWM utilization). Anti-vibration pads and mounts: Reduces vibration and prevents rattling.

Dimensions & Weight
Dimensions	120.00 x 120.00 x 25.00 mm

Additional Information
First Listed on Newegg	May 29, 2021

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Limited Warranty period (parts): 5 years
Limited Warranty period (labor): 5 years
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Return Policies

Return for refund within: 30 days
Return for replacement within: 30 days
This item is covered by Newegg.com's 30-Day Return Policy.
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Sponsored Products

ASUS ROG Strix XF120 Whisper-Quiet, 4-pin PWM Fan for PC Cases, radiators or CPU Cooling (120mm, up to 400,000 Hours lifespan, Magnetic-Levitation, 1800RPM)

Learn more about the ASUS 90DA0010-B08000

Customer Reviews of the ASUS 90DA0010-B08000

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info

Item#: N82E16835101057

Sponsored Products

ASUS ROG Strix XF120 Whisper-Quiet, 4-pin PWM Fan for PC Cases, radiators or CPU Cooling (120mm, up to 400,000 Hours lifespan, Magnetic-Levitation, 1800RPM)

Learn more about the ASUS 90DA0010-B08000

Customer Reviews of the ASUS 90DA0010-B08000

Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

Return Policies

Manufacturer Contact Info