120 mm.

• Premium quiet fan, 120x120x25mm, 12V, 4-pin PWM, max. 2000 RPM, max. 22.6 dB(A), >150,000 h MTTF
• Round-frame version of the award-winning NF-A12x25 provides unprecedented quiet cooling performance
• Ideal for applications that cannot fit square 120mm fans or as a dual-fan upgrade for the NH-D12L CPU cooler
• State-of-the-art engineering (AAO frame, Flow Acceleration Channels, record tight 0.5mm tip clearance) and construction (Sterrox LCP material, metal-reinforced hub, metal bearing shell, etc.)
• Includes anti-vibration mounts, fan screws, extension cable and y-cable for running two PWM fans on the same header

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• Premium quiet fan, 120x120x25mm,
• 12V, 4-pin PWM,
• max. 2000 RPM,
• max. 22.6 dB(A), >150,000 h MTTF

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• Premium quiet slim fan, 120x120x15mm, 12V, 4-pin PWM, max. 1850 RPM, max. 23.9 dB(A), >150,000 h MTTF
• Award-winning 120x15mm A-series fan with Flow Acceleration Channels and Advanced Acoustic Optimisation frame for superior quiet cooling performance
• 120x15mm slim design ideal for low-profile CPU coolers, HTPCs, ITX builds, space-restricted applications etc.
• 4-pin PWM version for automatic speed control via 4-pin PWM fan headers, broad 450-1850rpm speed range, stops at 0% PWM for semi-passive systems
• chromax.black.swap edition with all-black design and self-adhesive red, black, white, blue, yellow and green anti-vibration pads for colour-customising (8 pads of each colour)

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• Premium quiet fan, 120x120x25mm, 12V, 4-pin PWM, max. 2000 RPM, max. 22.6 dB(A), >150,000 h MTTF
• Next-generation 120x25mm A-series design provides unprecedented quiet cooling performance, ideal for CPU coolers and watercooling radiators
• 4-pin PWM version for automatic speed control via 4-pin PWM fan headers, 2000rpm maximum speed (1700rpm with supplied Low-Noise Adaptor)
• State-of-the-art engineering (AAO frame, Flow Acceleration Channels, record tight 0.5mm tip clearance) and construction (Sterrox LCP material, metal-reinforced hub, metal bearing shell, etc.)
• Includes anti-vibration mounts, radiator gasket, fan screws, extension cable and y-cable for running two PWM fans on the same header

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• Premium quiet fan, 120x120x25mm, 12V, 4-pin PWM, max. 1500 RPM, max. 22.4 dB(A), >150,000 h MTTF
• Award-winning NF-F12 design has received more than 100 recommendations from international hardware websites and magazines
• FocusedFlowTM frame for outstanding static pressure performance, ideal for use on heatsinks and radiators
• 4-pin PWM version for automatic speed control via 4-pin PWM fan headers, 1500rpm maximum speed
• chromax.black.swap edition with all-black design and swappable red, black, white, blue, yellow and green anti-vibration pads for colour-customising

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• Premium quiet fan, 140x150x25 mm, 12V, 4-pin PWM, max. 1500 RPM, max. 24.6 dB(A), >150,000 h MTTF
• Award-winning NF-A15 design has received more than 100 recommendations from international hardware websites and magazines
• 150mm wide round frame with 120mm standard mounting holes (105mm hole spacing): ideal for use on CPU coolers such as the popular NH-D15, NH-D15S or NH-U14S
• 4-pin PWM version for automatic speed control via 4-pin PWM fan headers, 1500rpm maximum speed
• chromax.black.swap edition with attractive all-black design and swappable red, black, white, blue, yellow and green anti-vibration pads for colour-customising

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• Award-winning 120x25mm fan with FocusedFlow frame for high static pressure and superior cooling efficiency
• High-speed industrialPPC version for industrial heavy-duty applications that require extreme cooling performance and advanced ingress protection
• 12V 3000rpm model (43.5dB) with 4-pin PWM connector for automatic speed control via 4-pin PWM fan headers, broad 750-3000rpm speed range
• Ruggedised fibre-glass reinforced polyamide construction and IP52 certified water and dust protection
• Trusted Noctua quality with premium-grade SSO2 bearing and more than 150.000 hours MTTF, backed up with 6-year manufacturer’s warranty
• NF-F12 industrialPPC-2000 provides a significant performance boost over the 1500rpm retail version. Combined w/ the industrialPPC series' robust polyamide construction & adv. protection features makes the fan ideal for challenging industrial applications.
• Noctuid's industrialPPC fans feature a three-phase design with 6 slots, which provides smoother transitions between the slots and thus allows for even higher running smoothness, further reduced vibrations and unprecedented energy efficiency.

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