£18.44

This is the most expensive it has ever been. Walk away.

£18 today · previous high £18 · all-time low £14

Noctua NF-A4x20 5V PWM 40mm High-Performance Quiet Fan

Amazon

Price History & Forecast

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

Last 73 days · 73 data points (no recent data)

Historical
Generating forecast…
£18.44 £13.50 £14.58 £15.66 £16.73 £17.81 £18.89 11 August 2026 29 August 2026 16 September 2026 04 October 2026 22 October 2026
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Brown, NF-A4x205VPWM

Price data last checked 18 day(s) ago - will refresh soon

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Price Distribution

Price distribution over 73 days • 3 price levels

Days at Price
Current Price
55 days 14 days 4 days · current 0 14 28 41 55 £14 £17 £18 Days at Price

Price Analysis

Most common price: £14 (55 days, 75.3%)

Price range: £14 - £18

Price levels: 3 different prices over 73 days

Description

The Noctua NF-A4x20 5V PWM is a high-performance 40mm cooling fan designed for quiet and efficient thermal management. Built with the award-winning A-series design, it features Flow Acceleration Channels and an Advanced Acoustic Optimisation frame to deliver superior cooling while maintaining extremely low noise levels. With a maximum speed of 5000 RPM and a noise level of just 14.9 dB(A), it is an ideal solution for sensitive environments. This 5V 4-pin PWM version is specifically engineered for 5V applications requiring precise speed control. Its compact 40x40x20 mm dimensions make it a perfect fit for NVIDIA Jetson Nano, 1U applications, or replacing fans in network and storage equipment such as routers, switches, NAS, and DVRs. With an MTTF of over 150,000 hours, this fan provides long-term reliability for your critical hardware.

Key Features

The Noctua NF-A4x20 5V PWM features an award-winning A-series design with Flow Acceleration Channels and an Advanced Acoustic Optimisation frame for superior quiet cooling.

This 40x40x20 mm fan operates at a maximum speed of 5000 RPM with a noise level of only 14.9 dB(A) for ultra-quiet performance.

Designed for 5V applications, the 4-pin PWM version allows for precise speed control in devices like NVIDIA Jetson Nano and 1U systems.

This high-performance fan is ideal for replacing components in network and storage equipment including routers, switches, NAS, and DVRs.

The package includes anti-vibration mounts, fan screws, an extension cable, and an OmniJoin adaptor set for easy installation and connectivity.

With a rated MTTF of over 150,000 hours, the Noctua NF-A4x20 ensures long-term reliability for your professional or home hardware.

Product Specifications

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

Barcode

No barcode data available

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