Corsair
CORSAIR RS120 ARGB 120mm PWM Fan
Bottom line: The CORSAIR RS120 ARGB 120mm PWM Fan ($19.99 on Amazon as of 2026-10-21 04:20 UTC): Daisy-chain wiring runs a whole fan group off one 4-pin PWM and one +5V ARGB header; main trade-off: ARGB lighting needs a motherboard with a +5V ARGB header and control software.
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*Price sourced from Amazon.com. Last updated 2026-10-21. Price and availability subject to change.
Pros & Cons
Pros
- ✓ Daisy-chain wiring runs a whole fan group off one 4-pin PWM and one +5V ARGB header
- ✓ 2.8mm-H2O static pressure suits AIO radiators and heatsinks, not just open case airflow
- ✓ Up to 72.8 CFM and 2,100 RPM gives real headroom for hot GPU and CPU loads
- ✓ Magnetic dome bearing targets lower noise and longer life than sleeve-bearing fans
- ✓ Zero RPM mode stops the blades entirely during light desktop loads
Cons
- ✗ ARGB lighting needs a motherboard with a +5V ARGB header and control software
- ✗ Eight LEDs per fan is modest next to fans with 20-plus diode rings
- ✗ No included fan controller or hub, unlike Corsair's bundled multi-packs
- ✗ 2,100 RPM ceiling means audible noise at the top of the PWM curve
Manufacturer description
The CORSAIR RS120 ARGB is a 120mm PWM case fan built for builders who want lighting and airflow without a rat's nest of cables. Its daisy-chain design lets you link multiple RS120 fans and run the whole group from a single 4-pin PWM connector and one +5V ARGB header, which frees up motherboard headers on smaller boards. Speeds scale up to 2,100 RPM, moving as much as 72.8 CFM, and a 2.8mm-H2O static pressure rating means it pulls its weight on an AIO radiator or a tower heatsink, not just as an intake fan. CORSAIR's AirGuide technology uses anti-vortex vanes to focus the airstream rather…
SpecPicks Verdict
SpecPicks scored CORSAIR RS120 ARGB 120mm PWM Fan using a rating × review-volume × price-fit model applied to published specs and reviews across the cooling & fans category. Corsair's cooling & fans lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.
Common buyer scenarios for cooling & fans of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.
Frequently Asked Questions
How many RS120 ARGB fans can I daisy-chain together?
Corsair does not publish a chain limit in this listing. The design links multiple fans to one 4-pin PWM connector and one +5V ARGB connector; check the product listing or your motherboard header's current rating before building a long chain.
Will this fan work on a radiator or is it case-airflow only?
It is rated at 2.8mm-H2O static pressure specifically so it can push air through radiator fins and heatsinks, and AirGuide anti-vortex vanes concentrate the airstream when mounted to a radiator.
Do I need a Corsair controller or iCUE hub for the RGB?
No. The eight LEDs per fan are driven by your motherboard's built-in +5V ARGB control, so a compatible ARGB header is required rather than a Corsair controller.
How much airflow and what fan speed does the RS120 ARGB deliver?
PWM control sets speeds up to 2,100 RPM with up to 72.8 CFM of airflow. Zero RPM mode lets the fan stop completely when cooling demand is low.
Is one fan enough, or should I buy multiple?
This is a single-pack, so most builds need several. The daisy-chain connector is designed for multi-fan setups, which is where the single-header wiring pays off.
Key Features
- Streamlined Fan Connections: Daisy-chain multiple fans together and control them all through just one 4-pin PWM connector and one +5V ARGB connector.
- Lighting Made Easy: Eight LEDs per fan shine bright with customisable lighting through your motherboard’s built-in ARGB control (requires compatible motherboard).
- 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 2.8mm-H2O to push through obstructions.
Full Specifications
| Brand | Corsair |
|---|---|
| Color | White |
| Model | CO-9050184-WW |
| Voltage | 5 volts |
| Wattage | 2 watts |
| Material | Copper |
| Unit Count | 1 Count |
| Noise Level | 36 db |
| Part Number | CO-9050184-WW |
| Material Type | Copper |
| Cooling Method | Fan |
| Number of Items | 1 |
| Air Flow Capacity | 72.8 cfm |
| Compatible Devices | Desktop |
| Lighting Made Easy | Eight LEDs per fan shine bright with customisable lighting through your motherboard’s built-in ARGB control (requires compatible motherboard). |
| Precise PWM Speeds | Set your fan speeds up to 2,100 RPM while providing up to 72.8 CFM airflow to your system. |
| High Static Pressure | RS fans work well as radiator fans with a static pressure of 2.8mm-H2O to push through obstructions. |
| Power Connector Type | 4-Pin |
| Warranty Description | 5 Year Manufacturer |
| Maximum Rotational Speed | 2100 rpm |
| Full listing title | CORSAIR RS120 ARGB 120mm PWM Fan – Daisy-Chain Connection – Low-Noise – Magnetic Dome Bearing – Single Pack – White |
Ready to buy?
CORSAIR RS120 ARGB 120mm PWM Fan – Daisy-Chain Connection – Low-Noise – Magnetic Dome Bearing – Single Pack – White is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-10-21. Price and availability subject to change.
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