would anyone recommend this fan for a 3d printer hontend/part cooling fan?

Yes, we'd recommend using this fan for your 3d printer. (Please note that this is a 12V DC fan.)

What is de difference between noctua nf-a4x20 pwm and noctua nf-a4x20 flx?

one fan is pwm controllable (pwm), the other is not (flx). PWM controlling: https://en.wikipedia.org/wiki/Computer_fan_control

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NF-A4x20 PWM

Product ID: 82236934

Details

Air Flow Capacity
9.4 cubic per
Brand
Noctua
Compatible Devices
Desktop
Cooling Method
Air
Material
Fibre-glass
Maximum Rotational Speed
5000 rpm

🌀5000 RPM max speed

🔇Ultra-quiet 14.9 dB(A)

⚙️4-pin PWM for smart control

28637CFA

Duties & taxes included

In stock

Sold byAmazon SenegalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Desertcart purchases this item on your behalf and handles shipping, customs, and support to Senegal.

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Description

🌀 Stay cool, stay ahead — silent power in a compact package!

COMPACT YET MIGHTY - 40x40x20 mm size fits tight spaces like 1U servers and network gear without compromise.
WHISPER QUIET POWER - Experience high airflow without the noise—only 14.9 dB(A) at peak speed.
AWARD WINNING DESIGN - Flow Acceleration Channels and Acoustic Optimisation deliver superior cooling performance.
PRECISION PWM CONTROL - Seamlessly adjust fan speed with 4-pin PWM for optimal cooling and energy efficiency.
ALL INCLUSIVE ACCESSORY KIT - Includes anti-vibration mounts, extension cables, and OmniJoin adaptors for effortless installation.

The Noctua NF-A4x20 PWM is a premium 40x40x20 mm high-performance fan designed for ultra-quiet, efficient cooling in compact electronics and PC builds. Featuring a max speed of 5000 RPM, advanced acoustic optimization, and 4-pin PWM for smart speed control, it ensures reliable airflow with minimal noise. Its rich accessory kit and award-winning design make it the go-to choice for professionals demanding silent, powerful cooling in tight spaces.

Specifications

ASIN	B071W93333
Air Flow Capacity	9.4 cubic meter per hour
Best Sellers Rank	#30 in Computer Case Fans
Brand Name	Noctua
Compatible Devices	Desktop
Cooling Method	Air
Customer Reviews	4.8 4.8 out of 5 stars (2,067)
Item Dimensions L x W x H	1.57"L x 1.57"W x 0.79"H
Manufacturer	Noctua
Material Type	Fibre-glass reinforced PBT
Maximum Rotational Speed	5000 rpm
Model	NF-A4x20 PWM
Noise Level	14.9 db
Number of Items	1
Part Number	NF-A4x20 PWM
Power Connector Type	4-Pin
UPC	841500110109
Unit Count	1 Count
Voltage	12 volts
Warranty Description	6 year manufacturer’s warranty

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Yes, all products are sourced directly from authorized retailers in the US, UK, UAE and India. We maintain strict quality control processes and verify each product before shipping. All items come with applicable manufacturer warranties and are covered by our standard return policy.

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How is product pricing calculated?+

Our prices include the product cost, international shipping, import duties, customs clearance, and local delivery charges. We handle all customs and import procedures, ensuring there are no hidden fees upon delivery. PRO members receive additional benefits including free shipping.

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TrustScore 4.5 | 7,300+ reviews

Ayesha M.

The product exactly matches the description. Very satisfied with my purchase.

5 days ago

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Fantastic experience overall. Will recommend to friends and family.

1 month ago

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28637CFA

Duties & taxes included

In stock

Sold byAmazon SenegalDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Senegal.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

Ravi S.

I loved the variety of products available. Will definitely shop again.

2 months ago

Anjali K.

The product quality is outstanding. Exactly what I needed for my work.

1 month ago

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