Noctua NF-A4x20 PWM Ventilateur Silencieux de qualité supérieure 40 mm

Noctua NF-A4x20 PWM Ventilateur Silencieux de qualité supérieure 40 mm

Q: 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.)

Q: 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

Product ID: 93385300

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Details

Product dimensions
40L x 40W x
Brand
Noctua
Power connector type
4-Pin
Voltage
12 Volts
Cooling method
Air
Compatible devices
Desktop Video

🌀5000 RPM max speed

🔇Advanced Acoustic Optimisation

⚙️4-pin PWM for smart speed control

Frequently Bought Together

Noctua NF-A4x20 PWM, Premium Quiet Fan, 4-Pin (40x20mm, Brown)

Noctua NF-A4x10 FLX, Premium Quiet Fan, 3-Pin (40x10mm, Brown)

Noctua NF-A8 PWM, Premium Quiet Fan, 4-Pin (80mm, Brown)

Description

🌀 Stay cool, stay ahead — silence meets power in every spin!

TRUSTED DURABILITY - Backed by Noctua’s legendary 6-year warranty and premium build quality.
SMART SPEED CONTROL - 4-pin PWM technology automatically adjusts fan speed for optimal performance and energy efficiency.
WHISPER QUIET POWER - Experience ultra-silent cooling with Noctua’s award-winning acoustic design.
COMPACT PRECISION FIT - Perfect 40x20mm size tailored for 1U servers, routers, NAS, and DVRs.
VIBRATION FREE OPERATION - Includes anti-vibration mounts and premium accessories for stable, noiseless installation.

The Noctua NF-A4x20 PWM is a premium 40mm cooling fan designed for compact devices like 1U servers and network equipment. Featuring a maximum speed of 5000 RPM with advanced acoustic optimization, it delivers powerful yet whisper-quiet airflow. Its 4-pin PWM connector enables automatic speed control, ensuring efficient cooling tailored to your system’s needs. Equipped with anti-vibration mounts and a comprehensive accessory kit, this fan guarantees stable, noiseless operation backed by a 6-year manufacturer’s warranty.

Specifications

Brand	Noctua
Product Dimensions	4 x 4 x 2 cm; 160 g
Item model number	NF-A4x20 PWM
Manufacturer	SER FLYMON
Voltage	12 Volts
Are Batteries Included	No
Item Weight	160 g
Guaranteed software updates until	unknown

Have a Question? See What Others Asked

What is the CFM rating of this fan?

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

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

Is a 4-pin two Fan splitter included?

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