Noctua NH-U9DX i4 High Performance Intel Xeon CPU Processor Cooler

The mechanical design of a bearing used in a product, such as ball, sleeve, fluid dynamic, hydro‑dynamic, or hybrid. It indicates the internal geometry and lubrication method that determines load capacity, speed range, noise level, and suitability for specific applications.

The physical interface used to connect a fan to a power or control source, such as 3‑pin, 4‑pin PWM, Molex, or other proprietary connectors. This value indicates the shape and pin configuration of the fan’s plug so that compatible power supplies, fans, or controllers can be selected.

The physical diameter of a fan, expressed in millimeters or inches. It indicates the size that determines compatibility with chassis, heatsinks, and mounting brackets.

The electrical power that a device requires from its input source, expressed in watts (W). It indicates the typical or maximum power draw needed for normal operation and helps users determine compatible power supplies or adapters.

The material indicates the type of substance from which a product is made, such as metal, plastic, wood, glass, or composite materials. It helps users understand the product’s durability, weight, appearance, and suitability for specific applications.

The specific model or designation of the product, such as a tire brand and series (e.g., "Proxes CF2"), a vehicle part number, or any other unique identifier that distinguishes one item from another within its category.

Indicates whether the product includes RGB (Red‑Green‑Blue) lighting or output capability. A value of "Yes" means the device can display or emit RGB light, while "No" indicates no RGB functionality.

The length of time for which the manufacturer guarantees that the product will be free from defects in materials and workmanship, typically expressed in years or months.