0 ratings
Item #:
220322065
Noctua NF-A4x20 PWM, Premium Quiet Fan, 4-Pin (40x20mm, Brown)
Item #:
220322065
JMD 3914
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
In stock
Imported from USA store
QTY:
Order now and get it around Friday, July 10
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Experience superior quiet cooling performance with the award-winning Noctua NF-A4x20 PWM fan, designed for those who demand the best.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
What Stands Out
Ultra-Quiet Operation
The Noctua NF-A4X20 PWM operates at remarkably low noise levels, ensuring quiet performance for sensitive applications, making it ideal for home offices or audio recording environments.
Compact Size
With its 40x20mm dimensions, this fan is designed to fit in tight spaces, catering to users looking for efficient cooling solutions in compact builds or small electronic devices.
PWM Control
Featuring a 4-pin PWM connector, this fan adjusts its speed automatically based on temperature, providing efficient cooling when needed while minimizing noise during low load conditions.
Product Details
- Premium quiet fan, 40x40x20 mm, 12V, 4-pin PWM, max. 5000 RPM, max. 14.9 dB(A), >150,000 h MTTF
- Award-winning A-series design with Flow Acceleration Channels and Advanced Acoustic Optimisation frame for superior quiet cooling performance
- 40x20mm size ideal for 1U servers or replacing fans in network and storage equipment (routers, switches, NAS etc.) or other devices such as DVRs
- 4-pin PWM version for automatic speed control via 4-pin PWM fan headers, 5000rpm maximum speed (4400rpm with supplied Low-Noise Adaptor)
- Includes anti-vibration mounts, fan screws, extension cable, y-cable and OmniJoin adaptor set for connecting the fan to proprietary fan headers
| Power Connector Type | 4-Pin |
| Voltage | 12 Volts |
| Cooling Method | Air |
| Compatible Devices | Desktop |
| Noise Level | 14.9 Decibels |
| Maximum Rotational Speed | 5000 RPM |
| Air Flow Capacity | 9.4 Cubic Meters Per Hour |
| Item Dimensions L x W x H | 1.57"L x 1.57"W x 0.79"H (4 x 4 x 2 cm) |
| Material Type | Fibre-glass reinforced PBT |
| Brand Name | Noctua |
| UPC | 841500110109 |
| Manufacturer | Noctua |
| Number of Items | 1 |
| Model | NF-A4x20 PWM |
| Part Number | NF-A4x20 PWM |
| Unit Count | 1.0 Count |
| Product Dimensions (L x W x H) | 1.57"L x 1.57"W x 0.79"H (4 x 4 x 2 cm) |
| Brand | Noctua |
| Material | Fibre-glass reinforced PBT |
Who Should Buy?
-
Small Form Factor Builds
Ideal for compact PC builds requiring efficient cooling without taking up much space or adding noise.
-
Noise-Sensitive Environments
Perfect for users who need quiet cooling solutions, such as in offices, libraries, or home theaters.
-
DIY Enthusiasts
Great for hobbyists and builders looking to customize their cooling solutions with premium quality and reliability.
-
High-Performance Gaming
Not suited for systems requiring high airflow and cooling capacity during intensive gaming sessions or overclocking.
-
Budget-Conscious Buyers
May not be the best option for users seeking inexpensive fans without premium features like PWM control.
-
Large PC Cases
Less effective in larger cases needing more substantial airflow, as this fan is designed for smaller spaces.
Product Description
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is the Noctua NF-A4x20 PWM fan suitable for?
Answer: The Noctua NF-A4x20 PWM fan is ideal for compact systems where space is a constraint. Its 40x20mm size makes it perfect for applications such as small form factor PCs, network devices, and even some 3D printers. This fan operates quietly, delivering efficient airflow without causing noticeable noise, making it suitable for environments where quiet operation is a priority. It can be used in CPU coolers, case fans, or as additional cooling in sensitive electronics. -
Question:
How does the PWM control work on the Noctua NF-A4x20 fan?
Answer: The PWM control feature allows the Noctua NF-A4x20 fan speed to be automatically adjusted by your system's motherboard, providing optimal cooling based on current temperature needs. This dynamic adjustment ensures efficient power consumption while maintaining a balance between performance and noise levels. For example, in a high-demand scenario like gaming, the fan can ramp up for maximum cooling, whereas it can slow down during idle times, reducing noise. -
Question:
Can I use the Noctua NF-A4x20 in my older devices?
Answer: Yes, the Noctua NF-A4x20 PWM fan can be used in older devices as it is compatible with standard 4-pin fan connectors. However, it is important to consider that older systems may not support PWM functionality, which means the fan will run at a constant speed. In legacy systems, the NF-A4x20 can still provide improved airflow and lower noise levels compared to older fans, enhancing overall cooling performance. -
Question:
What makes the Noctua NF-A4x20 fan premium?
Answer: The Noctua NF-A4x20 fan is considered premium due to its superior build quality, advanced aerodynamic design, and high-grade materials that contribute to its quiet operation and longevity. This fan incorporates Noctua's renowned SSO2 bearing technology, which offers enhanced stability and lifespan. Users who prioritize reliability and branded quality in cooling solutions will find this fan to be an excellent investment for maintaining optimal performance in their devices. -
Question:
Is the Noctua NF-A4x20 fan suitable for liquid cooling setups?
Answer: Yes, the Noctua NF-A4x20 fan is suitable for liquid cooling setups as it can be used as a radiator fan in compact liquid cooling systems. Its size allows for additional airflow without occupying much space, especially in confined areas where traditional fans might not fit. The PWM feature will also help adapt the fan speed based on coolant temperatures, ensuring that your GPUs and CPUs are effectively cooled during intense tasks. -
Question:
What is the typical noise level of the Noctua NF-A4x20 fan?
Answer: The Noctua NF-A4x20 fan operates at a typical noise level of 14.8 dBA, making it extremely quiet during operation. This makes it an excellent choice for noise-sensitive environments such as home theaters or workplaces where concentration is key. By using advanced sound-reducing technologies and a tailored blade design, this fan maintains efficient airflow while producing a whisper-soft sound that won’t distract users. -
Question:
Can the Noctua NF-A4x20 replace my stock CPU fan?
Answer: Yes, the Noctua NF-A4x20 can replace your stock CPU fan, especially in compact systems. Its enhanced cooling capability and lower noise levels present a significant upgrade over many stock fans. However, ensure compatibility with your CPU cooler's mounting options and fan specifications before proceeding with the replacement. Users looking for improved thermal performance and quieter operation will definitely benefit from this robust fan. -
Question:
What kind of accessories come with the Noctua NF-A4x20 fan?
Answer: The Noctua NF-A4x20 fan is packaged with a variety of accessories to facilitate installation and customization. These include anti-vibration pads, mounting screws, an extension cable for ease of management, and a Low-Noise Adapter that further reduces the fan speed for ultra-quiet operation. This comprehensive accessory kit allows users to optimize the fan's performance and noise levels according to their setup requirements. -
Question:
Where can I buy the Noctua NF-A4x20 PWM, Premium Quiet Fan in Jamaica?
Answer: You can purchase the Noctua NF-A4x20 PWM, Premium Quiet Fan at Ubuy. They offer a variety of electronic components, including this specific model, ensuring that tech enthusiasts can find precisely what they need. Ubuy provides a reliable shopping experience with a user-friendly interface for convenient access to a wide range of products, including cooling solutions like the Noctua NF-A4x20. -
Question:
Does the Noctua NF-A4x20 fan come with a long cable for installation?
Answer: Yes, the Noctua NF-A4x20 fan typically comes with a cable length of 20cm. This length is designed to provide flexibility during installation, making it suitable for various builds, even in tight spaces. If you find yourself working in a compact chassis or need to connect to a board that is positioned away from the fan, the provided cable length allows for versatile routing options, ensuring a clean and tidy installation.
Noctua Case Fans Editorial Review
No editorial reviews found
Customer Reviews & Ratings
2050 customers ratings
-
5 Star
90%
-
4 Star
7%
-
3 Star
1%
-
2 Star
0%
-
1 Star
2%
Review this product
Share your thoughts with other customers
Platform Trust & Buyer Confidence
MT
Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer
“Accurate delivery timing given”
16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer
“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
LM
Leila
Verified buyer
“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer
“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
Secure Checkout
Global Delivery
Easy Returns
Genuine Products
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
JMD 3914
Order now and get it around Friday, July 10
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Secured transaction
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Our Top Logistics Partners
Fastest cross-border delivery
Features & Benefits
- Premium quiet fan with a maximum noise level of 14.9 dB(A).
- Compact 40x20mm size perfect for 1U servers and network equipment.
- 4500 RPM maximum speed with automatic speed control through 4-pin PWM.
- Includes necessary mounting accessories for easy installation.
- Engineered with Flow Acceleration Channels for enhanced airflow.
- Exceptional durability with >150,000 hours MTTF.