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CORSAIR RS360 II Unified Frame Case Fans, 3 Fans, 120mm, 4-Pin PWM, 420-2100 RPM, Zero RPM Mode, Black, CO-9051076-WW
- Airflow Range: 10.8-73 CFM airflow with 0.15-4.2 mm-H2O air pressure for case cooling
- Speed Control: 420-2100 RPM +/-10% with 4-pin PWM control and a 0%, 20%-100% control range
- Unified Frame: Three 120mm fans share a unified frame for four-screw installation and reduced cable clutter
- AirGuide Technology: Anti-vortex stator vanes focus airflow for targeted cooling and improved static pressure
- Quiet Operation: Magnetic Dome bearings, 10-36 dBA noise levels, and Zero RPM mode support low-noise computing at low loads
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Overview
Specs
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The CORSAIR RS360 II is a three-fan, 360mm PWM cooling unit in a unified frame, designed for PC builders who want strong case or radiator airflow with simplified installation and one-cable daisy-chain connectivity to a motherboard header.
Recommended For
- PC builders replacing three adjacent 120mm fans in a 360mm case mount who want to install them as one assembly with fewer screws and less cable clutter.
- Builders adding airflow to a compatible radiator who want one 360mm fan assembly designed for both case and radiator use.
- Desktop users who prioritize quieter everyday operation and want the fans to stop at low or moderate loads, with speed managed through motherboard software.
- PC builders who prefer a straightforward PWM setup and want three fans connected to a motherboard header as one synchronized group, without a separate fan hub.
Real-World Use Scenarios
- When mounting fans on a compatible 360mm radiator, a builder can install the three-fan unit as one assembly; its airflow is intended to help move heat through the radiator during CPU-intensive work.
- For a PC that spends much of the day on light tasks or at idle, users can configure a compatible motherboard fan curve to stop the fans at low loads, reducing fan noise while the system is cool.
- During gaming or other sustained, demanding workloads, users can set the motherboard fan curve to increase airflow as temperatures rise; the fans are designed for both case and radiator use.
- When building or refreshing a PC, users can mount the three fans together and connect the group to a motherboard PWM header, avoiding a separate fan controller and reducing loose fan cables.
- For a case airflow update, users can install the assembly in a compatible 360mm fan position as intake or exhaust, using the motherboard to manage the three fans together.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | A three-fan 120 mm assembly for desktop case airflow or radiator cooling, with zero-RPM operation for quieter performance at low loads |
| Cooling Performance | PWM speed range of 420–2100 RPM ±10%, with 10.8–73 CFM airflow, 0.15–4.2 mm-H₂O air pressure, and 10–36 dBA noise |
| Fan Design And Control | Magnetic Dome bearings, AirGuide airflow focusing, and a unified frame with daisy-chain 4-pin PWM connectivity; supports motherboard speed control and Zero RPM mode |
| Dimensions And Appearance | Three 120 mm fans in a 360 × 120 × 26 mm assembly, finished in black with no LED lighting |
| Compatibility And Installation | For desktop cases; the unified frame mounts with four screws and connects to a 4-pin PWM header without a separate controller |
| Package Contents And Weight | Package includes one RS360 II fan assembly and four mounting screws; listed item weight is 0.9 lb and package weight is 0.53 kg |
| Model Identifiers | CORSAIR RS II Series RS360 II, part number CO-9051076-WW |
| Warranty | Five-year warranty |





















