The Noctua NF-A14x25 G2 PWM SX2-PP represents the next evolution of Noctua’s flagship 140mm fan technology. With a refined second-generation Sterrox® LCP frame and aerodynamic enhancements, this ultra-high-precision fan delivers superior airflow, high static pressure, and outstanding acoustics. The SX2-PP variant includes the performance-focused accessories for direct deployment in high-end builds, particularly radiators, air coolers, and restrictive airflow environments.

Key Features:

Next-gen Sterrox® G2 liquid-crystal polymer frame for reduced resonance and maximum precision

Highly optimized 140x25mm geometry for balanced airflow and static pressure performance

SSO2 bearing system for ultra-quiet operation and extreme longevity

Fully modular cabling and PWM support with wide speed control (up to 2000 RPM)

Includes vibration dampers and radiator-specific mounting accessories (SX2-PP variant)

Specifications:

• Dimensions: 140 x 140 x 25 mm

• Weight: 220 g

• Bearing Type: Noctua SSO2 (Self-Stabilizing Oil-Pressure Bearing)

• Rated RPM: 500–2000 RPM ±10%

• Airflow: up to 140.2 m³/h

• Static Pressure: 3.60 mm H₂O

• Acoustics: max. 31.5 dB(A)

• Power Connector: 4-pin PWM

• Voltage Range: 12V DC

• Input Power: 1.56W max

• MTBF: >150,000 hours

Additional Features:

• Ultra-tight manufacturing tolerances with metal-reinforced motor hub

• Excellent for dense fin-stack heatsinks and radiators

• Modular NA-EC1 extension cable and anti-vibration pads included

• Backward compatible with standard 140mm fan mounts

Customer Benefits:
The NF-A14x25 G2 PWM SX2-PP is a high-end cooling solution for serious users demanding next-level performance and acoustics. Whether for custom water cooling loops, air towers, or advanced case ventilation, it offers unmatched thermal efficiency, build quality, and acoustic refinement.

What’s in the Box:

• NF-A14x25 G2 PWM fan

• 4 × anti-vibration mounts

• 4 × standard fan screws

• NA-AVP2 chromax anti-vibration pads (pre-installed)

• NA-EC1 30cm extension cable

• NA-YC1 PWM Y-cable

Compliance:
This product is compliant with CE, RoHS, REACH, and WEEE directives. Engineered and manufactured in Austria with Noctua’s hallmark focus on durability, acoustic excellence, and thermal reliability.

Manufacturer Contact:
Company Name: Noctua GmbH
Address: Josef-Preis-Allee 18, 8020 Graz, Austria
Email: support(at)noctua(dot)at