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Noctua NH-U9S vs Thermalright PS120SE CPU Air Cooler, 7 Heat Pipes

Updated August 2026 — Noctua NH-U9S leads on warranty and design.

The Noctua NH-U9S offers superior build quality and quieter operation, while the Thermalright PS120SE provides better cooling performance at a lower price. Overall, the NH-U9S is the better choice for enthusiasts.

Why Noctua NH-U9S is better

Build Quality

Premium materials and 6-year warranty

Noise Levels

Quieter operation with single fan design

Compatibility

Better fit for compact builds

Why Thermalright PS120SE CPU Air Cooler, 7 Heat Pipes is better

Cooling Performance

Higher TDP handling with dual fans

Price

Significantly cheaper option

Airflow

Higher maximum airflow of 66.17 CFM

Overall score

Noctua NH-U9S
85
Thermalright PS120SE CPU Air Cooler, 7 Heat Pipes
75

Specifications

SpecNoctua NH-U9SThermalright PS120SE CPU Air Cooler, 7 Heat Pipes
Max TDP150W280W
Noise Level≤25 dB(A)≤25.6 dB(A)
Warranty6 years2 years
Fan TypeSingleDual
PWM SupportYesYes

Dimension comparison

Noctua NH-U9SThermalright PS120SE CPU Air Cooler, 7 Heat Pipes

Design and Build Quality

The Noctua NH-U9S features a compact single-tower design that is only 125mm tall, making it suitable for small form factor builds without overhanging RAM or PCIe slots. In contrast, the Thermalright PS120SE has a larger footprint with dimensions of 125mm x 135mm x 154mm, but its seven heat pipes and industrial-grade materials contribute to its robust build quality. Both coolers are designed for superior cooling performance, but the NH-U9S excels in compatibility for tight spaces, while the PS120SE offers a more aggressive cooling approach with its dual fan setup.

Cooling Performance

When it comes to cooling efficiency, the Noctua NH-U9S is optimized with a highly efficient NF-A9 92mm fan that supports PWM for automatic speed control, ensuring ultra-quiet operation. On the other hand, the Thermalright PS120SE utilizes a dual 120mm TL-C12B V2 PWM fan setup that can deliver a maximum airflow of 66.17 CFM. The NH-U9S is particularly well-suited for CPUs with a TDP of up to 150W, while the PS120SE can handle a much wider range from 105W to 280W, making it a more versatile option for high-performance builds.

Compatibility

The Noctua NH-U9S is compatible with a variety of Intel and AMD sockets, including LGA1700, LGA1200, and AM4, among others, thanks to its SecuFirm2 mounting system. It is particularly advantageous for ITX and HTPC setups. Meanwhile, the Thermalright PS120SE supports a similar range of sockets, including Intel LGA1700 and AMD AM5, but its larger size may limit its use in compact cases. Both coolers are well-equipped for different builds, but the NH-U9S offers better options for smaller chassis.

Noise Levels

The Noctua NH-U9S is designed for quiet operation with its Low-Noise Adaptor, ensuring that even under load, the fan operates quietly. The maximum noise level is not specified but is generally known for being below 25 dB(A). In comparison, the Thermalright PS120SE also boasts a low noise level of ≤25.6 dB(A), making it relatively quiet for a dual-fan cooler. While both models prioritize silence, the NH-U9S may have a slight edge in low-noise environments due to its single fan design.

Price Comparison

The Noctua NH-U9S is priced at $69.95, whereas the Thermalright PS120SE comes in at a considerably lower price of $35.90. This price difference makes the PS120SE about 49% cheaper than the NH-U9S. However, the Noctua cooler justifies its price with its premium build quality and brand reputation. Buyers seeking performance without breaking the bank may find the PS120SE to be a more appealing option, while those looking for top-tier quality might lean towards the NH-U9S.

Brand Reputation

Noctua is renowned for its high-quality cooling solutions, often backed by a 6-year manufacturer’s warranty. Its NH-U9S is considered a deluxe choice for both Intel and AMD processors, appealing to enthusiasts looking for reliability. Conversely, Thermalright has over 20 years of experience and also holds a solid reputation in the CPU cooler market. While both brands have their merits, Noctua tends to be perceived as the premium option, which is reflected in the price of the NH-U9S.

Installation Process

The installation process for the Noctua NH-U9S is made easier with its SecuFirm2 mounting system, which ensures a hassle-free setup on a variety of Intel and AMD sockets. The NH-U9S also includes high-end NT-H1 thermal paste, which simplifies the application process. In contrast, the Thermalright PS120SE comes with its own mounting hardware and installation instructions, but the added complexity of its dual fan setup may require a bit more effort during installation. Overall, the NH-U9S offers a more user-friendly experience for those who prioritize ease of installation.

Which should you buy?

If you're looking for a premium cooler with exceptional build quality and silent operation, the Noctua NH-U9S is the clear choice, albeit at a higher price of $69.95. It excels in compact builds and offers a better warranty, making it a solid investment for enthusiasts. However, if budget is a primary concern and you need a cooler that can handle higher TDPs for less money, the Thermalright PS120SE at $35.90 is a compelling alternative. It provides robust cooling performance and a dual-fan setup, making it suitable for a wider range of builds. Ultimately, your choice will depend on your specific needs, budget, and whether you value premium features or cost-effectiveness.