Neptune DN140
Neptune DN140
Neptune DN140
Neptune DN140
Neptune DN140

Neptune DN140

Sale price€11.99
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Embedded with aerodynamic ingenuity, the Neptune DN pitch-black fans emanate an entrancingly discrete appearance while delivering powerful cooling.

Quantity Included:1 Pack
  1. Silent Static Pressure Fan
  2. InWin’s Signature Turbine Blade Design
  3. Low-Profile, Pitch-Black Appearance
  4. User-Friendly Cable Design


Model Neptune DN140
Quantity Included Single Pack
Model Number IW-FN-DN140-1PK
Colors Black
Fan Size 140 x 140 x 25 mm
Materials PBT, PC
Rated Voltage DC 12V
Rated Power 2.16W
Rated Current 0.19A
Speed Mode PWM 900 - 1800 +/- 10% RPM
Air Flow 41.67 - 88.89 CFM
Air Pressure 0.49 - 2.18 mm / H2O
Connector (Fan to Fan) Non-Modular Cables
Connector to M/B 4-Pin (12V, PWM)
Noise Level 24.5 dB(A) (Normal)
Bearing Type Long Lifespan Sleeve Bearing
MTBF >36,000 hrs
Net Weight 210 g / 0.46 lbs
Gross Weight 250 g / 0.55 lbs
Package Dimensions (L x W x H)

147 x 28 x 170 mm
5.79 x 1.1 x 6.7"

Warranty 3 Years
* InWin's products comply with RoHS regulation.
* Specifications may vary based on different regions.

Neptune’s Great Dark Fan

Modest as it seems, Neptune DN fans deliver cooling power effortlessly and quietly, making them unobtrusive yet highly effective.

Premium Balanced Performance

The Neptune fans strike the ideal balance between thermal performance and tranquility, delivering excellent results in the critical mid-section of the PQ-Curve and providing your PC with an exceptional cooling experience.

Turbine Blade Design

InWin’s signature Turbine Blade design creates a more concentrated airflow, preventing air leakage and irritating noise pollution.

Acoustically Silent

The Neptune DN 140 maintain efficiency while sustaining a silent, tranquil environment. The PWM runs from 900 RPM and can boost up to 1,800 RPM. The hushed noise level is a mere 24.5dB(A) at normal operation.

Easy Connectivity

The Neptune DN fans simplify cable management by allowing builders to connect multiple fans to the motherboard with just one seamless connection! No extension cable necessary.


Neptune DN140 Fan x 1
Screws x 4

Become a Fan of InWin’s Case Fans!

InWin's case fans are both aesthetically pleasing and practical. There are different series of case fans that meet different user requirements. Some of InWin’s fans are daisy-chainable and some are not. So, take a look and check out which InWin fans match your needs

InWin’s Fans Compatibility Note:
1. Do not chain up your fans with other fans in with different cables types.
2. ARGB fans and RGB fans are not compatible with each other.