Noctua NF-A14x25 G2 LS PWM 140mm Premium Cooling Fan
The Noctua NF-A14x25 G2 LS PWM 140mm Fan delivers exceptional cooling performance with ultra-quiet operation. This fan is engineered with advanced aerodynamic innovations. It provides high airflow and static pressure. Furthermore, its low-speed PWM control ensures whisper-quiet acoustics. It is an excellent choice for users seeking premium cooling with minimal noise for various PC applications.
Advanced Aerodynamic Design for Superior Performance:
The Noctua NF-A14x25 G2 LS PWM fan boasts cutting-edge design innovations. It features an A-Series blade geometry with Flow Acceleration Channels. This enhances airflow efficiency. Additionally, the AAO (Advanced Acoustic Optimisation) frame technology contributes to its superior quietness. Constructed from Sterrox® LCP material, it offers exceptional dimensional stability. Consequently, this allows for tighter tip clearances. This results in superior performance and reduced noise.
Optimized for Heatsinks, Radiators, and Cases:
This 140mm fan is highly versatile. Its static pressure of 0.71 mm H₂O (or 0.43 mm H₂O with L.N.A.) makes it highly effective. Therefore, it is perfect for CPU heatsinks and water cooling radiators. It also excels as a case fan, providing excellent airflow of 81.6 m³/h. This ensures efficient heat dissipation and optimal system temperatures in various demanding setups.
Precise PWM Control and Ultra-Quiet Operation:
The NF-A14x25 G2 LS PWM is designed for silent yet powerful cooling. Its 4-pin PWM connector allows for automatic speed control. This adjusts fan speed based on system temperature. It operates at a rotational speed of up to 800 RPM. Its acoustical noise level is a mere 11.4 dB(A). When used with the included Low-Noise Adaptor (L.N.A.), the speed drops to 600 RPM. The noise level further reduces to an almost inaudible 8.6 dB(A). Consequently, this fan provides powerful cooling without disturbing your peace.
Exceptional Reliability and Long Lifespan:
Noctua is renowned for its durability. The NF-A14x25 G2 LS PWM features an SSO2 bearing. This provides superior long-term stability and reliability. Furthermore, it boasts an impressive MTTF (Mean Time To Failure) of over 150,000 hours. This translates to more than 17 years of continuous operation. Therefore, you can rely on this fan for consistent performance for many years. It comes with a comprehensive 6-year warranty.
Key Features & Specifications:
The Noctua NF-A14x25 G2 LS PWM 140mm Fan combines cutting-edge technology with robust construction. It offers a premium cooling solution for various PC applications.
- Product Name: Noctua NF-A14x25 G2 LS PWM 140mm Fan
- Model Number/SKU: NF A14x25 G2 LS PWM
- Size: 140x140x25 mm
- Mounting Hole Spacing: 124.5×124.5 mm
- Connector: 4-pin PWM
- Cable Length: 20cm + 30cm NA-EC1 extension cable
- Bearing: SSO2
- Blade Geometry: A-Series with Flow Acceleration Channels
- Frame Technology: AAO (Advanced Acoustic Optimisation)
- Material: Sterrox® LCP
- Rotational Speed (Max): 800 RPM (+/- 10%)
- Rotational Speed (with L.N.A.): 600 RPM (+/- 10%)
- Airflow (Max): 81.6 m³/h
- Airflow (with L.N.A.): 67.5 m³/h
- Acoustical Noise (Max): 11.4 dB(A)
- Acoustical Noise (with L.N.A.): 8.6 dB(A)
- Static Pressure (Max): 0.71 mm H₂O
- Static Pressure (with L.N.A.): 0.43 mm H₂O
- Input Power (Max): 0.48 W
- Max. Input Current: 0.04 A
- Operating Voltage: 12 V
- MTTF: > 150,000 hours
- Warranty: 6 years
- Scope of Delivery: NA-RC8 Low-Noise Adaptor (L.N.A.), NA-YC1 4-pin PWM splitter cable, NA-EC1 30cm extension cable, 4x NA-AV2 anti-vibration mounts, NA-AVG2-LR anti-vibration gasket, 4x NA-AVP1-LR load-relief anti-vibration pads, Fan screws
Comprehensive Accessories for Easy Installation:
The Noctua NF-A14x25 G2 LS PWM comes with a full suite of accessories. These include a Low-Noise Adaptor for quieter operation. A 4-Pin PWM splitter cable allows for connecting multiple fans. Additionally, anti-vibration mounts, a gasket, and load-relief anti-vibration pads are provided. Therefore, installation is straightforward. You can easily integrate this fan into various cooling setups, ensuring optimal performance and acoustics.
Explore more cooling fans or visit the official Noctua product page for detailed information and support.


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