The CORSAIR RS140 ARGB is a 140mm PWM case fan for PC builders who want to improve airflow while adding motherboard-controlled lighting. Its single-fan pack suits a new build or an upgrade where a 140mm mounting position is available.

Daisy-chainable PWM and +5V ARGB connectors let you connect compatible RS ARGB fans in sequence and control them through the motherboard, without a separate fan hub. Eight LEDs provide addressable lighting, while CORSAIR AirGuide stator vanes focus the exhaust airflow towards case or radiator components. The fan combines airflow and static pressure performance, with a speed range of 330–1700 RPM ±10% and support for Zero RPM operation at low loads.

Key features

  • 140mm fan size with a 25mm thickness
  • PWM speed control from 330 to 1700 RPM ±10%
  • Daisy-chainable 4-pin PWM connections
  • Daisy-chainable +5V ARGB lighting with eight LEDs
  • AirGuide stator vanes focus the airflow towards radiator fins and other components
  • Magnetic Dome bearing is designed to reduce friction and mechanical noise
  • Zero RPM mode can stop the fan at low loads
  • Lighting supports ASUS Aura Sync, MSI Mystic Light Sync, ASRock RGB and Gigabyte RGB Fusion

Compatibility

Check your case or radiator supports a 140mm fan with 25mm thickness, and confirm your motherboard has compatible 4-pin PWM and +5V ARGB connections. The fan’s ARGB lighting is intended for +5V motherboard control. CORSAIR specifies PWM and ARGB daisy-chain connections for linking compatible fans.

Good to know: Confirm the motherboard’s ARGB header is +5V and the fan mounting space is 140mm before ordering.

In the box

  • CORSAIR RS140 ARGB
  • 4x Mounting Screws

Specifications

Specification Detail
Product type PWM case fan
Part number CO-9050186-WW
Fan size 140mm
Dimensions 140 x 25mm
Speed 330 – 1700 RPM ±10%
Airflow 14.6 - 95.5 CFM
Static pressure 0.11 – 3.46 mm-H2O
Noise level 10 - 36 dBA
Connections 4-pin PWM and +5V ARGB
Bearing type Magnetic Dome
Package quantity 1
Colour White
Warranty 5 Year

With useful airflow and static pressure performance, motherboard-based lighting control and low-load Zero RPM support, the RS140 ARGB is a flexible choice for a compatible PC cooling setup.

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