Noctua
Noctua NF-A14x25r G2 PWM, High-Performance CPU Cooler Upgrade Fan 140mm
Bottom line: The Noctua NF-A14x25r G2 PWM: Max 24.8 dB(A) at a full 1500 RPM for quiet cooling under load; main trade-off: premium-priced for a single fan compared with multi-fan value packs.
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Pros & Cons
Pros
- ✓ Max 24.8 dB(A) at a full 1500 RPM for quiet cooling under load
- ✓ Broad 300-1500 RPM PWM range, near-silent at idle
- ✓ Rated >150,000 h MTTF for long-term reliability
- ✓ Drop-in fan upgrade for Noctua NH-D15, NH-D15S and NH-U14S coolers
- ✓ Y-cable, Low-Noise Adaptor and extension cable included in the box
Cons
- ✗ Premium-priced for a single fan compared with multi-fan value packs
- ✗ One fan per box; dual-fan NH-D15 setups need a second purchase
- ✗ 25 mm thick only; no slim option for tight RAM or case clearance
- ✗ Automatic speed control requires a 4-pin PWM header
SpecPicks Verdict
SpecPicks scored Noctua NF-A14x25r G2 PWM using a rating × review-volume × price-fit model applied to published specs and reviews across the cooling & fans category. Noctua's cooling & fans lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for cooling & fans of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Key Features
- Premium quiet fan, 140x140x25 mm, 12V, 4-pin PWM, max. 1500 RPM, max. 24.8 dB(A), >150,000 h MTTF
- Next-generation round-frame 140x25mm design with Progressive-Bend impeller, winglets and Centrifugal Turbulator, Flow Acceleration Channels for superior quiet cooling performance
- Ideal for 14cm CPU coolers such as Noctua's NH-D15, NH-D15S or NH-U14S series with unprecedented quiet cooling performance
- 4-pin PWM version for automatic speed control via 4-pin PWM fan headers, broad 300-1500rpm speed range (near-silent at idle, powerful under load)
- Includes anti-vibration mounts, fan screws, Low-Noise Adaptor, extension cable and y-cable for running two PWM fans on the same header
Full Specifications
| Brand | Noctua |
|---|---|
| Model | NF-A14x25r G2 PWM |
| Voltage | 12 volts |
| Wattage | 2.28 watts |
| Material | Sterrox LCP |
| Dimensions | 140x140x25 mm |
| Unit Count | 1 Count |
| Noise Level | 24.8 db |
| Part Number | NF-A14x25rG2PWM |
| Material Type | Sterrox LCP |
| Cooling Method | Air |
| Number of Items | 1 |
| Number of Packs | 1 |
| Vibration/Rumble | Yes |
| Compatible Devices | Desktop |
| Included Components | NF-A14x25r G2 PWM |
| Power Connector Type | 4-Pin |
| Maximum Rotational Speed | 1500 rpm |
| Item Dimensions L x W x H | 5.51"L x 5.51"W x 0.98"H |
| Global Trade Identification Number | 09010018100648 |
Benchmark data for other processors
Ready to buy?
Noctua NF-A14x25r G2 PWM, High-Performance CPU Cooler Upgrade Fan 140mm is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
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