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120mm AIO CPU Cooler for Small Form Factor PCs

Designed for small form factor builds and mini PCs, this 120mm AIO CPU cooler delivers efficient thermal performance in a compact footprint. Its space-saving design fits tight cases, while optimized pump and fan ensure low noise operation. Ideal for users seeking reliable, high-efficiency cooling without sacrificing valuable internal space.

As a professional 120mm all-in-one water cooling OEM/ODM manufacturer, we are committed to providing global customers with high-performance, high-compatibility, and fully customizable cooling solutions. Whether it's a small form factor PC, an entry-level gaming PC, or a brand pre-installed system, our 120mm AIO CPU Cooler can offer outstanding cooling performance within limited space, while supporting deep customization to meet your brand requirements.

Type Liquid Cooling
Heatsink Material Copper & Aluminum
Application Computer Case
Intel LGA1851 | LGA1700
AMD AM5 | AM4

product details

120mm AIO CPU Cooler Structure and Configuration Diagram

Compact & Efficient Cooling

Designed for OEM customers focusing on small form factor systems, our high-performance AIO CPU Cooler is ideal for mini PCs and HTPC builds. It is especially suitable for low-power platforms that require reliable cooling in limited spaces.

Key Advantages

Featuring a compact 120mm radiator, this cooler fits easily into tight enclosures without sacrificing performance. The optimized pump and fan design ensures low noise operation while delivering efficient heat dissipation for stable system performance.

This model is part of our OEM solutions designed for brands and bulk projects that require different radiator sizes—ranging from this compact unit to a higher-capacity 240mm AIO CPU Cooler—and custom configurations.

Technical Specifications
As a core product in our flagship cooling lineup, the GTLS CPU Liquid Cooler series is built to rigorous industry standards. Below are the detailed engineering parameters and customization specifications for this 120mm model:

Technical Specification	Details
Supported TDP	35W – 120W
Radiator Size	120mm
Radiator Material	Aluminum (customizable)
Cold Plate Material	Copper base for enhanced thermal conductivity
Heatpipe Options	Ø6mm / Ø8mm
Pump Type	Low-noise, high-efficiency pump (customizable design)
Pump Speed	2,000 – 3,500 RPM (project-based adjustment)
Fan Size	120mm PWM fan
Fan Speed	Adjustable RPM within project-defined range
Airflow	Up to 60 CFM (depending on fan configuration)
Static Pressure	Optimized for radiator cooling applications
Noise Target	≤ 25 dBA
Bearing Type	Hydraulic / FDB bearing (optional)
Connector	4-Pin PWM / 3-Pin (optional customization)
RGB Support	Optional ARGB / RGB lighting (customizable)
Platform Compatibility	Intel & AMD

AIO CPU Cooler Manufacturing for OEM Projects

Key Customization Options:

● Radiator Size—Radiator dimensions can be customized based on specific project requirements, ensuring optimal compatibility with different chassis designs and layouts.

● Fan Speed & Noise Control—Fan speed and acoustic performance can be tailored to meet customer-defined targets, balancing airflow efficiency and low-noise operation for various applications.

● RGB Lighting—Supports customizable RGB or ARGB lighting effects, allowing enhanced visual appeal and seamless integration with different system aesthetics.

● Logo & Branding—Comprehensive branding services are available, including logo printing on the product, customized packaging design, and other OEM/ODM branding solutions.

Application Scenarios

Perfect for space-constrained environments such as small form factor cases, mini PCs, and home theater PCs. It provides a compact, quiet, and efficient cooling solution for modern minimalistic setups.

Gaming & HTPC

Ideal for gaming systems and home theater PCs, this cooler delivers efficient heat dissipation while maintaining low noise levels, ensuring a smooth and quiet user experience.

Mini PCs

Perfect for compact desktop systems, especially for users with limited internal space. Its compact design and reliable performance make it an excellent fit for small form factor builds.

Why Choose Our 120mm AIO CPU Cooler?

Our 120mm AIO CPU cooler is designed with OEM customers in mind, offering flexible customization options to meet diverse project requirements. From radiator size and fan performance to RGB lighting and full branding support, we provide end-to-end solutions tailored to your specifications.

Built for scalable production, we support bulk orders with consistent quality and reliable lead times, ensuring smooth supply for your business needs. Our experienced engineering and manufacturing teams work closely with clients to deliver efficient, project-based solutions.

With direct factory supply, we offer competitive pricing that helps reduce procurement costs while maintaining high product standards—making us a trusted partner for your OEM cooling projects.

Request a Sample – Test Our Quality Before Bulk Order

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OEM 120mm AIO CPU Cooler FAQs

Q1: What is the minimum order quantity (MOQ) for 120mm AIO CPU Coolers?

The MOQ depends on the model and customization requirements. Standard models typically have a lower MOQ, while customized projects may vary based on specific needs.
Q2: How long does it take to receive samples for OEM AIO CPU Coolers?

After confirming specifications, standard samples usually take 7–14 days. More complex customization projects may require additional time.
Q3: Can I customize the AIO CPU Cooler’s fan speed and noise levels?

Yes, we support customization of fan speed and noise targets according to project requirements, ensuring the product meets your performance and acoustic expectations.
Q4: What certifications do your AIO CPU Coolers have?

Our AIO CPU coolers comply with international standards and certifications, including CE, FCC, and other relevant requirements for global markets.