Corsair

CORSAIR RS140 MAX 140mm PWM Thick Fans

Name: CORSAIR RS140 MAX 140mm PWM Thick Fans – High Static Pressure – Liquid Crystal Polymer Construction – Dual Pack – Black
Brand: Corsair
SKU: B0CXSM5DB7

Status: CORSAIR RS140 MAX 140mm PWM Thick Fans: Unavailable on Amazon as of 2026-10-05 22:25 UTC. SpecPicks has no in-stock listing with matching specs on file; the search below lists current offers. eBay sellers may still list this model new or used.

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Bottom line: The CORSAIR RS140 MAX 140mm PWM Thick Fans: High 2.4mm-H2O static pressure pushes air through dense radiators; main trade-off: 30mm depth won't fit slim or space-tight cases.

Unavailable on Amazon as of 2026-10-05 22:25 UTC

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Currently unavailable on Amazon. Not the same product — 3 in-stock alternatives:

Similar: CORSAIR RS140 ARGB 140mm PWM Fan — $24.99 on Amazon as of 2026-10-06 10:14 UTC (price may vary).

View Current Price — $24.99

Similar: CORSAIR RS140 140mm PWM Fans — $19.99 on Amazon as of 2026-10-06 22:23 UTC (price may vary).

View Current Price — $19.99

Similar: Noctua NF-A14x25 G2 PWM — $44.95 on Amazon as of 2026-10-06 12:20 UTC (price may vary).

View Current Price — $44.95

Original listing (currently unavailable) → Compare to similar cooling & fans

By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-05

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. About the author →

Pros & Cons

Pros

✓ High 2.4mm-H2O static pressure pushes air through dense radiators
✓ 30mm-thick body fits larger blade for 104 CFM peak airflow
✓ PWM control tunes speed smoothly from idle up to 1,600 RPM
✓ Liquid Crystal Polymer blades resist flex and cut vibration
✓ AirGuide anti-vortex vanes aim air at your hottest components

Cons

✗ 30mm depth won't fit slim or space-tight cases
✗ 1,600 RPM max can get audible under full load
✗ 140mm size only, no 120mm option for smaller mounts
✗ Black-only finish with no RGB or lighting

Manufacturer description

The CORSAIR RS140 MAX PWM Thick Fans Dual Pack maximizes your cooling with three 30mm-thick fans, allowing for a larger fan blade. The increased thickness results in a high static pressure of 2.4mm-H2O, ideal for pushing air through PC radiators. Precise speed control is achieved via PWM-controlled speeds reaching up to 1,600 RPM and delivering 104 CFM of airflow. Premium Liquid Crystal Polymer construction ensures higher durability, rigidity, and fan performance. With CORSAIR AirGuide Technology to concentrate airflow and a Magnetic Dome bearing for quiet operation and impressive longevity…

SpecPicks Verdict

SpecPicks scored CORSAIR RS140 MAX 140mm PWM Thick Fans 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.

Key Features

30mm Thickness: An increase of 5mm over standard fan thickness allows for a larger fan blade, improving cooling performance.
PWM Controlled Speeds: A 4-pin PWM header allows precise control of fan speeds (up to 1,600 RPM), while providing up to 104 CFM airflow when needed by your system.
High Static Pressure: The RS140 MAX’s increased thickness results in 2.4mm-H2O of static pressure, perfect for pushing air through obstructions such as high-density radiators.
Premium Liquid Crystal Polymer Construction: Incredibly strong and durable with excellent rigidity, reducing blade vibration and increasing performance.
CORSAIR AirGuide Technology: Anti-vortex vanes direct airflow at your hottest components for concentrated cooling, whether used for intake, exhaust, or mounted to a radiator or heatsink.

Full Specifications

Brand	Corsair
Color	Black
Model	CO-9050175-WW
Voltage	12 volts
Wattage	5 watts
Material	Copper
Unit Count	2 Count
Noise Level	31 db
Part Number	CO-9050175-WW
Material Type	Copper
30mm Thickness	An increase of 5mm over standard fan thickness allows for a larger fan blade, improving cooling performance.
Cooling Method	Fan
Number of Items	1
Number of Packs	2
Vibration/Rumble	Yes
Air Flow Capacity	104 cfm
Compatible Devices	Radiator, Desktop, Graphic Cards
Power Connector Type	4-Pin
Warranty Description	5 Year Manufacturer
PWM Controlled Speeds	A 4-pin PWM header allows precise control of fan speeds (up to 1,600 RPM), while providing up to 104 CFM airflow when needed by your system.
Full listing title	CORSAIR RS140 MAX 140mm PWM Thick Fans – High Static Pressure – Liquid Crystal Polymer Construction – Dual Pack – Black

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CORSAIR RS140 MAX 140mm PWM Thick Fans – High Static Pressure – Liquid Crystal Polymer Construction – Dual Pack – Black 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.

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