Overview

  • Streamlined Fan Connections
    Daisy-chain multiple fans together and control them all through just a single 4-pin PWM connector
  • Precise PWM Speeds
    Set your fan speeds up to 2,100 RPM while providing up to 72.8 CFM airflow to your system.
  • CORSAIR AirGuide Technology
    Anti-vortex vanes direct airflow at your hottest components for concentrated cooling, pushing air in the direction you need when mounted to a radiator or heatsink.
  • High Static Pressure
    RS fans work well as radiator fans with a static pressure of 4.15mm-H2O to push through obstructions.
  • Quiet Operation with Magnetic Dome Bearing
    CORSAIR’s Magnetic Dome bearing minimizes noise and reduces friction for greater longevity.
  • Quiet Operation with Magnetic Dome Bearing
    CORSAIR’s Magnetic Dome bearing is a refinement of the renowned magnetic levitation bearing, minimizing noise and reducing friction for greater longevity.
  • Zero RPM Mode
    Supports Zero RPM PWM signals to completely eliminate fan noise at low loads.

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Specifications

Capacity & configuration

Cooling Fan Type
Case
Bearing Type
Magnetic Dome
Lighting Type
None

Dimensions & weight

Product Name
RS120 120mm PWM Computer Case Fan Expansion Fan
Product Height
25 millimeters
Product Width
120 millimeters
Product Length
120 millimeters
Product Weight
6.4 ounces

Features

Brand
CORSAIR
Color
Black
Airflow Volume
72.8 cubic feet per minute
Cooling System
Air
Fan Size
120 millimeters
Fan Speed
2100 revolutions per minute
Noise Level
36 decibels adjusted
Number of Fans Included
1
UPC
840006684206

Power & warranty

Model Number
CO-9050188-WW
Power Consumption
5.4 watts
Warranty - Parts
5 Years
Warranty - Labor
5 Years

Warranty & protection

Included manufacturer warranty

See manufacturer documentation.

Register your product with the manufacturer within 30 days of delivery.

Warranty service

Manufacturer warranty claims are handled by the manufacturer. We are happy to help you find the right contact: (888) 419-6820.

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Customer reviews

Write a review
MICHAELHOct 23, 2026 · Verified purchase ★★★★★

corsair-rs120-120mm-case-fan - Quite replacement for original fan. Easy to install.

JORDANJOct 12, 2026 · Verified purchase ★★★★★

Works great - Great performance quite and easily installed cant beat it

ZACHARYROct 9, 2026 · Verified purchase ★★★★★

Works great!! - GPU remains below TEMP of 80-76c ! I run my RTX NVDIA 4070SUPER maxed out for the best visuals when gaming.. Previously it was in the 80c so having buying two of these fans it has worked better than expected to keep my tower cooled

THEOFSep 4, 2026 · Verified purchase ★★★★★

Good, quiet - Product is good for the price and exactly what I need and nothing more

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Questions & answers

Ask a question

Email [email protected] or call (888) 419-6820 during business hours.

Free U.S. shippingOn every order. Leaves our store in 1–2 business days, arrives in 3–5 business days.
Free returns for 30 daysNo restocking fee. We email you a prepaid return label.
We can install it tooOptional in-home delivery, installation and haul-away on large appliances.
Talk to our team(888) 419-6820 · Mon–Sat