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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Fully operational. Shipping worldwide, on schedule.Customs & duties included in the price

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Noctua NF-A4x20 PWM, High-Performance Quiet Fan 40mm

Noctua NF-A4x20 PWM, High-Performance Quiet Fan 40mm

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

⏳>150,000 hours MTTF reliability

🌀5000 RPM max speed

🔇Ultra-quiet 14.9 dB(A)

R698

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Description

🌀 Silence Meets Performance: Cool smarter, not louder.

BUILT TO LAST - Engineered with fibre-glass reinforced PBT and backed by a 6-year warranty for long-term peace of mind.
COMPACT YET MIGHTY - 40x40x20 mm size fits seamlessly into tight spaces like 1U servers, routers, and NAS devices.
SMART SPEED CONTROL - 4-pin PWM technology automatically adjusts fan speed for optimal cooling and energy efficiency.
VIBRATION FREE OPERATION - Includes anti-vibration mounts and accessories to ensure silent, stable performance.
WHISPER QUIET POWERHOUSE - Experience premium airflow without the noise—perfect for focused work or serene home offices.

The Noctua NF-A4x20 PWM is a high-performance 40mm cooling fan designed for professional-grade electronics and compact systems. It delivers up to 5000 RPM with ultra-low noise levels of 14.9 dB(A), featuring advanced aerodynamic design and PWM speed control for efficient, quiet cooling. Built with durable materials and a comprehensive accessory kit, it ensures reliable, vibration-free operation with a lifespan exceeding 150,000 hours.

Specifications

Air Flow Capacity	9.4 cubic meter per hour
Asin	B071W93333
Best Sellers Rank	#25 in Computer Case Fans
Brand Name	Noctua
Compatible Devices	Desktop
Cooling Method	Air
Customer Reviews	4.8 4.8 out of 5 stars (2,087) 4.8 out of 5 stars
Item Dimensions L X W X H	1.57"L x 1.57"W x 0.79"H
Item Highlight	High Airflow Low Noise 20mm Thick Fan, for PC and Electronics Cooling, Rich Accessory Kit, 5000rpm 4-Pin PWM
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
Number Of Packs	1
Part Number	NF-A4x20 PWM
Power Connector Type	4-Pin
Unit Count	1 Count
Upc	841500110109
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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R698

Duties & taxes included

In stock

Sold byAmazon South AfricaDelivered 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 South Africa.

Secure transaction

Trustpilot

TrustScore 4.5 | 7,300+ reviews

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Customer service was outstanding when I had questions about the product.

2 days ago

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Fantastic experience overall. Will recommend to friends and family.

1 month ago

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