£13.95

It has never been this cheap. We have no record of a lower price.

£14 today · cheaper than every other day in the last 3 months

Noctua NF-A4x20 5V - 40mm Quiet Case Fan 5000 RPM

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Price History & Forecast

Grey patches = out of stock. Cheaper = lower on the chart. Hover for exact prices.

Last 66 days · 66 data points (no recent data)

Historical
Generating forecast…
£13.95 £13.25 £13.53 £13.81 £14.09 £14.37 £14.65 16 August 2026 01 September 2026 17 September 2026 03 October 2026 20 October 2026
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Beige / Brown, NF-A4x20 5V

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Price Distribution

Price distribution over 66 days • 1 price levels

Days at Price
66 days 0 17 33 50 66 £14 Days at Price

Price Analysis

Most common price: £14 (66 days, 100.0%)

Price range: £14 - £14

Price levels: 1 different prices over 66 days

Description

The Noctua NF-A4x20 5V is a premium 40x40x20 mm quiet cooling fan engineered for compact spaces and industrial applications. Operating at 5000 RPM whilst maintaining just 14.9 dB(A), this 5V fan combines whisper-quiet performance with exceptional reliability, rated for over 150,000 hours mean time to failure. Featuring Noctua's award-winning A-series design with Flow Acceleration Channels and Advanced Acoustic Optimisation frame, the NF-A4x20 5V delivers superior quiet cooling in tight installations. Its compact 40x20 mm form factor makes it ideal for 1U systems, network equipment, storage devices, routers, switches, NAS units, DVRs and other applications where standard-size fans won't fit. The 5V 3-pin Molex connector suits industrial applications and devices requiring 5V power. Noctua includes anti-vibration mounts, fan screws, extension cable and OmniJoin adaptor set for straightforward installation and versatile connectivity across different equipment.

Key Features

The NF-A4x20 5V operates at 5000 RPM whilst producing only 14.9 dB(A), delivering quiet cooling performance suitable for noise-sensitive environments and compact installations.

This 40x40x20 mm Noctua fan fits perfectly in 1U applications and small-form-factor devices where standard cooling fans cannot be accommodated.

Rated for over 150,000 hours mean time to failure, the NF-A4x20 5V provides exceptional durability and long-term reliability in continuous-operation scenarios.

The award-winning A-series design incorporates Flow Acceleration Channels and Advanced Acoustic Optimisation frame technology for superior quiet cooling efficiency.

Complete accessory package includes anti-vibration mounts, fan screws, extension cable and OmniJoin adaptor set for flexible installation across routers, switches, NAS units and similar equipment.

The 5V 3-pin Molex connector makes this Noctua fan compatible with industrial applications and devices requiring 5V-based power systems.

Product Specifications

Brand
Noctua
Colour
Beige / Brown
Size
40x20mm
Domain
Amazon UK
Listed Since
03 June 2017

Barcode

No barcode data available

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